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searching for Subgiant (band) 148 found (152 total)

HD 5608 (717 words) [view diff] no match in snippet view article find links to article

285 million years when it comes to within 124 light-years. This is a K-type subgiant star on the red giant branch track with a stellar classification of K0 IV

CC Andromedae (567 words) [view diff] no match in snippet view article find links to article

Andromedae is F3IV-V, as it shows intermediate characteristics between a subgiant and a main sequence star. The brightness variations are the result of 7

Chi Carinae (778 words) [view diff] no match in snippet view article find links to article

of B3 IV, with the luminosity class of IV indicating this is likely a subgiant star that has nearly exhausted the supply of hydrogen at its core and is

V723 Monocerotis (540 words) [view diff] no match in snippet view article find links to article

black hole, but is a mass-transfer binary containing a red giant and a subgiant star that has been stripped of much of its mass. Stellar black hole List

HD 110432 (613 words) [view diff] no match in snippet view article find links to article

Nebula. It has a stellar classification of B1IVe, which means it is a subgiant star of class B that displays emission lines in its spectrum. This is a

38 Cancri (632 words) [view diff] no match in snippet view article find links to article

Earth with a heliocentric radial velocity of +32 km/s. This is an evolving subgiant star with a stellar classification of F0 IV. It was found to be a pulsating

U Coronae Borealis (198 words) [view diff] no match in snippet view article find links to article

blue-white main sequence star of spectral type B6V and a cooler yellow-white subgiant star of spectral type F8III-IV. "V* U CrB". SIMBAD. Centre de données astronomiques

Hertzsprung gap (365 words) [view diff] no match in snippet view article find links to article

Carinae are also starting to enter the gap. Subgiant Hoyle, F (May 7, 1959). "On The Main-Sequence Band and the Hertzsprung Gap". Monthly Notices of

Red clump (1,655 words) [view diff] no match in snippet view article find links to article

with 2–3 M☉ will also pass through the red clump as they evolve along the subgiant branch. This is again a very rapid phase of evolution, but stars such as

7 Aquilae (394 words) [view diff] no match in snippet view article find links to article

Swift (1999) find a stellar classification of F0IV, matching an F-type subgiant star that has exhausted the hydrogen at its core and is evolving into a

Theta Draconis (1,044 words) [view diff] no match in snippet view article find links to article

star displays no chromospheric emission and may be on or entering the subgiant stage. Because of the close orbit, it could be filling up to 60% of its

47 Arietis (950 words) [view diff] no match in snippet view article find links to article

Previously, Cowley (1976) listed a class of F5 IV, which would indicate it is a subgiant star. It is most likely (97.8% chance) the source of X-ray emission that

Phi Boötis (552 words) [view diff] no match in snippet view article find links to article

suggest it is an evolving G-type star that shows spectral traits of both a subgiant and a giant star. However, Alves (2000) has it listed as a member of the

Rho Andromedae (554 words) [view diff] no match in snippet view article find links to article

star is F5IV-V, showing mixed spectral features of a main sequence and subgiant stage. It is about 1.3 billion years old with 3.4 times the girth of the

V392 Persei (814 words) [view diff] no match in snippet view article find links to article

components is a white dwarf that accretes matter from a cool main sequence or subgiant companion. V392 Persei was discovered in 1970 and received its variable

38 Arietis (615 words) [view diff] no match in snippet view article find links to article

luminosity class of III-IV indicating it shows traits part way between the subgiant and giant star stages of its evolution. It is a Delta Scuti variable with

Omega Piscium (837 words) [view diff] no match in snippet view article find links to article

constellation Pisces. It has a spectral type of F4IV, meaning it is a subgiant/dwarf star, and it has a temperature of 6,600 kelvins. It may or may not

Lambda Geminorum (863 words) [view diff] no match in snippet view article find links to article

However, in 1970 D. C. Barry classed it as A4IV, suggesting this may be a subgiant star that has begun evolving into a giant star. It was catalogued a suspected

CL Draconis (738 words) [view diff] no match in snippet view article find links to article

Based upon a stellar classification of F0 IV, this is an aging F-type subgiant star that has consumed the hydrogen at its core. It is spinning rapidly

XZ Andromedae (602 words) [view diff] no match in snippet view article find links to article

sequence star and a subgiant one. The secondary is less massive (1.3 M☉) but larger than the primary, so it's an evolved subgiant star and its spectral

8 Aquilae (615 words) [view diff] no match in snippet view article find links to article

stellar classification of F0 IV for this star, suggesting it is an F-type subgiant. In their 2010 study, Fox Machado et al. assigned a class of F2 III, which

HY Velorum (699 words) [view diff] no match in snippet view article find links to article

55106 days. It has a stellar classification of B3 IV, matching a B-type subgiant star. Waelkens, C.; Rufener, F. (November 1985). "Photometric variability

11 Librae (455 words) [view diff] no match in snippet view article find links to article

of K0 III/IV, indicating the spectrum displays mixed traits of a giant/subgiant K-type star. Alves (2000) and Afşar et al. (2012) classify it as a red

15 Vulpeculae (572 words) [view diff] no match in snippet view article find links to article

Garrison (1989) found a class of kA5hA7mA7 (IV–V), which matches a blend of subgiant and main sequence luminosity classes with the K-line (kA5) of an A5 star

Epsilon Gruis (629 words) [view diff] no match in snippet view article find links to article

to the Sun with a radial velocity of about −0.4 km/s. This is an A-type subgiant of spectral type A2IVn, a star that has used up its core hydrogen and has

SZ Piscium (1,665 words) [view diff] no match in snippet view article find links to article

detached Algol-type eclipsing binary of the RS Canum Venaticorum class with a subgiant component. (This means the pair have a close but separated orbit with the

X Caeli (569 words) [view diff] no match in snippet view article find links to article

of F2 IV/V, showing mixed traits of an F-type main-sequence star and a subgiant. It is classified as a Delta Scuti-type variable star and its brightness

31 Cygni (905 words) [view diff] no match in snippet view article find links to article

It comprises a large cool evolved star and a small hot main sequence or subgiant companion. Vallenari, A.; et al. (Gaia collaboration) (2023). "Gaia Data

HD 133002 (949 words) [view diff] no match in snippet view article find links to article

gravity for a star of its classification suggest that this may instead be a subgiant star that is in the process of evolving away from the main sequence. The

Omega Canis Majoris (946 words) [view diff] no match in snippet view article find links to article

is a main sequence Be star, although it has also been classified as a subgiant. One of the most observed Be stars of the Southern Hemisphere, Omega Canis

GRO J1655−40 (608 words) [view diff] no match in snippet view article find links to article

mass of the Sun. The optical companion of this low-mass X-ray binary is a subgiant F star. Along with GRS 1915+105, GRO J1655−40 is one of at least two galactic

Tau Coronae Borealis (623 words) [view diff] no match in snippet view article find links to article

of K1 III-IV, having a spectrum that shows mixed traits of an evolved subgiant and giant star. It is catalogued as a red clump giant, which would indicate

WR 148 (988 words) [view diff] no match in snippet view article find links to article

companion that would match the faint absorption features would be a B3 subgiant, but that is not compatible with the orbit. An early calculated orbit based

WISE 1639−6847 (659 words) [view diff] no match in snippet view article find links to article

near-infrared grism spectroscopy showed that the J-band peak matched with the Y0 standard. The Y-band peak and the Y-J color showed that it was unusual

Delta Leporis (693 words) [view diff] no match in snippet view article find links to article

(2006) listed it as K1 IV Fe−0.5, which would suggest a less evolved subgiant star. It may be a red clump star, which indicates it is generating energy

CH star (348 words) [view diff] no match in snippet view article find links to article

which are characterized by the presence of exceedingly strong absorption bands due to CH (methylidyne) in their spectra. They belong to the stellar population

V1794 Cygni (1,344 words) [view diff] no match in snippet view article find links to article

stellar classification of V1794 Cygni is G7III-IVne, matching an evolved subgiant/giant star with emission lines (e) plus "nebulous" lines (n) due to rapid

DM Ursae Majoris (1,215 words) [view diff] no match in snippet view article find links to article

observed properties of the system can be modeled by a combination of a subgiant primary of class K0IV with a K5V main sequence secondary. Mohin, S.; Raveendran

DENIS J081730.0−615520 (654 words) [view diff] no match in snippet view article find links to article

multiple star systems. It is also the brightest T dwarf in the sky (in the J-band); it had been missed before due to its proximity to the galactic plane. Vallenari

AZ Canis Minoris (668 words) [view diff] no match in snippet view article find links to article

system. This star has a stellar classification of A5 IV, matching an A-type subgiant star. The variable nature of this star was discovered in 1970 at Kitt Peak

G 9-38 (590 words) [view diff] no match in snippet view article find links to article

Lloyd, James P. (2011), "Metallicity and Temperature Indicators in M dwarf K band Spectra: Testing New & Updated Calibrations With Observations of 133 Solar

Algol (3,187 words) [view diff] no match in snippet view article find links to article

Algol Aa2 is a subgiant star at a later evolutionary stage. The paradox can be solved by mass transfer: when the more massive star became a subgiant, it filled

Kappa Fornacis (1,682 words) [view diff] no match in snippet view article find links to article

approximately halfway between the dwarf and subgiant band. The log g of the star indicates that it is a subgiant and the solar metallicity excludes cooling

Circumstellar envelope (198 words) [view diff] no match in snippet view article find links to article

Early Late Main sequence O B A F G K M Subdwarf O B WR OB Subgiant Giant Blue Red Yellow Bright giant Supergiant Blue Red Yellow Hypergiant Yellow Carbon

UBV photometric system (517 words) [view diff] no match in snippet view article find links to article

Early Late Main sequence O B A F G K M Subdwarf O B WR OB Subgiant Giant Blue Red Yellow Bright giant Supergiant Blue Red Yellow Hypergiant Yellow Carbon

Disrupted planet (1,423 words) [view diff] no match in snippet view article find links to article

would produce a depth at r'-band that is 0.57 x depth at g'-band. If g'-band depth is 0.3 %, for example, depth at r'-band could be 0.17 %. The "Tabby

Gliese 908 (750 words) [view diff] no match in snippet view article find links to article

Subgiant stars

Effective temperature (1,980 words) [view diff] no match in snippet view article find links to article

known. When the star's or planet's net emissivity in the relevant wavelength band is less than unity (less than that of a black body), the actual temperature

Main sequence (6,813 words) [view diff] no match in snippet view article find links to article

Brown dwarfs White dwarfs Red dwarfs Subdwarfs Main sequence ("dwarfs") Subgiants Giants Red giants Blue giants Bright giants Supergiants Red supergiant

Instability strip (961 words) [view diff] no match in snippet view article find links to article

instability strip intersects the main sequence, (the prominent diagonal band that runs from the upper left to the lower right) in the region of A and

WISE 0350−5658 (706 words) [view diff] no match in snippet view article find links to article

estimated in this work. Later work using the Spitzer Space Telescope and J-band photometry found that WISE 0350−5658 has a low tangential velocity, could

RS Canum Venaticorum (1,850 words) [view diff] no match in snippet view article find links to article

5 billion years. The secondary component is a magnetically active K-type subgiant star with a class of K2 IV. It has 4.3 times the Sun's radius and a relatively

Color–color diagram (1,953 words) [view diff] no match in snippet view article find links to article

bands around certain wavelengths, and objects observed will have different brightnesses in each band. The difference in brightness between two bands is

Tip of the red-giant branch (640 words) [view diff] no match in snippet view article find links to article

lifetime, it will appear on the HR diagram at a position along a diagonal band called the main sequence. When the hydrogen at the core is exhausted, energy

EV Lacertae (782 words) [view diff] no match in snippet view article find links to article

et al. (April 2012). "Metallicity and Temperature Indicators in M Dwarf K-band Spectra: Testing New and Updated Calibrations with Observations of 133 Solar

Epsilon Cephei (892 words) [view diff] no match in snippet view article find links to article

showing an abundance excess of strontium, or it could be a more evolved subgiant star. It is a Delta Scuti variable star that cycles between magnitudes

List of brightest stars (1,309 words) [view diff] no match in snippet view article find links to article

stars brighter than magnitude +2.50 in visible light, measured using a V-band filter in the UBV photometric system. Stars in binary systems (or other multiples)

GJ 1245 (636 words) [view diff] no match in snippet view article find links to article

Subgiant stars

R Canis Majoris (550 words) [view diff] no match in snippet view article find links to article

This has resulted in the early evolution of the secondary star into the subgiant branch, and increased helium rich material in the primary, causing it to

Groombridge 1618 (1,562 words) [view diff] no match in snippet view article find links to article

et al. (May 2010). "Constraints on Long-period Planets from an L'- and M-band Survey of Nearby Sun-like Stars: Observations". The Astrophysical Journal

Circumstellar dust (457 words) [view diff] no match in snippet view article find links to article

Early Late Main sequence O B A F G K M Subdwarf O B WR OB Subgiant Giant Blue Red Yellow Bright giant Supergiant Blue Red Yellow Hypergiant Yellow Carbon

HD 53143 (764 words) [view diff] no match in snippet view article find links to article

(October 2010), "The ability of intermediate-band Strömgren photometry to correctly identify dwarf, subgiant, and giant stars and provide stellar metallicities

Starlight (1,695 words) [view diff] no match in snippet view article find links to article

q=2\times 10^{-3}} in the long-period variable M star VY Canis Majoris in the H band, ascribing the CP to multiple scattering in circumstellar envelopes. Chrysostomou

YZ Ceti (1,204 words) [view diff] no match in snippet view article find links to article

Thompson, T. A; Shappee, B. J; Prieto, J. L; Dong, Subo (2017). "ASAS-SN V-band Light Curve of Multi-Planet M-dwarf Host YZ Cet Reveals a Rotation Period

Red giant (3,355 words) [view diff] no match in snippet view article find links to article

Brown dwarfs White dwarfs Red dwarfs Subdwarfs Main sequence ("dwarfs") Subgiants Giants Red giants Blue giants Bright giants Supergiants Red supergiant

AD Leonis (1,811 words) [view diff] no match in snippet view article find links to article

have been detected across the electromagnetic spectrum as high as the X-ray band. The net magnetic flux at the surface is about 3 kG. Besides star spots,

Red supergiant (4,223 words) [view diff] no match in snippet view article find links to article

Brown dwarfs White dwarfs Red dwarfs Subdwarfs Main sequence ("dwarfs") Subgiants Giants Red giants Blue giants Bright giants Supergiants Red supergiant

SIMP J013656.5+093347 (989 words) [view diff] no match in snippet view article find links to article

re-analysed the 2015 data and detected a phase shift between the J-band and Ks-band of 39.9+3.6 −1.1°. The team concluded that the phase shift can be explained

Exozodiacal dust (914 words) [view diff] no match in snippet view article find links to article

debris-disk stars. IV. An unbiased sample of 92 southern stars observed in H band with VLTI/PIONIER". Astronomy & Astrophysics. 570: 20. arXiv:1409.6143. Bibcode:2014A&A

29 Orionis (634 words) [view diff] no match in snippet view article find links to article

Rocha-Pinto, Helio J. (2015). "Homogeneous abundance analysis of FGK dwarf, subgiant, and giant stars with and without giant planets". Astronomy & Astrophysics

Gliese 876 (2,960 words) [view diff] no match in snippet view article find links to article

et al. (April 2012). "Metallicity and Temperature Indicators in M Dwarf K-band Spectra: Testing New and Updated Calibrations with Observations of 133 Solar

Binary star (8,144 words) [view diff] no match in snippet view article find links to article

Algol B is a subgiant at a later evolutionary stage. The paradox can be solved by mass transfer: when the more massive star became a subgiant, it filled

Subdwarf (1,932 words) [view diff] no match in snippet view article find links to article

Brown dwarfs White dwarfs Red dwarfs Subdwarfs Main sequence ("dwarfs") Subgiants Giants Red giants Blue giants Bright giants Supergiants Red supergiant

36 Ophiuchi (1,088 words) [view diff] no match in snippet view article find links to article

Subgiant stars

Absolute magnitude (5,751 words) [view diff] no match in snippet view article find links to article

with a subscript representing the filter band used for measurement, such as MV for absolute magnitude in the V band. An object's absolute bolometric magnitude

Ross 128 (1,970 words) [view diff] no match in snippet view article find links to article

however, most of the energy being radiated by the star is in the infrared band, with the bolometric luminosity being equal to 0.37% of solar. This energy

HD 27022 (895 words) [view diff] no match in snippet view article find links to article

Helio J. (August 2015). "Homogeneous abundance analysis of FGK dwarf, subgiant, and giant stars with and without giant planets". Astronomy and Astrophysics

Pisces (constellation) (2,655 words) [view diff] no match in snippet view article

lightyears, class F4IV, magnitude 4.03. It is an F-type star that is either a subgiant or on the main sequence. Gamma Piscium (γ Psc), 138 lightyears, magnitude

GU Piscium b (675 words) [view diff] no match in snippet view article find links to article

confirming the planet's youth. Weak methane absorption was detected in H and K band corresponding to a spectral type of T3.5. List of exoplanet extremes List

DX Cancri (801 words) [view diff] no match in snippet view article find links to article

Subgiant stars

Delta Scorpii (1,333 words) [view diff] no match in snippet view article find links to article

considered too unusual and variable. The primary, δ Scorpii A, is a B class subgiant surrounded by a disc of material spun off by the rapidly rotating star

Kappa Andromedae (1,224 words) [view diff] no match in snippet view article find links to article

classification of Kappa Andromedae is B9 IVn, indicating that it is a subgiant star in the process of evolving away from the main sequence. The star has

Stellar classification (11,333 words) [view diff] no match in snippet view article find links to article

class II for bright giants, class III for regular giants, class IV for subgiants, class V for main-sequence stars, class sd (or VI) for subdwarfs, and

Epsilon Eridani b (1,743 words) [view diff] no match in snippet view article find links to article

Gaia DR2 data, and new radial velocity measurements from Keck/NIRC2 Ms-band vortex coronagraph images, a lower absolute mass of 0.65 times that of Jupiter

TW Piscis Austrini (788 words) [view diff] no match in snippet view article find links to article

Subgiant stars

Delta Corvi (1,008 words) [view diff] no match in snippet view article find links to article

Sun—than it would be if it were on the main sequence. Hence it is either a subgiant star around 260 million years old that has nearly exhausted the supply

Apparent magnitude (4,806 words) [view diff] no match in snippet view article find links to article

magnitude of the Sun is 4.83 in the V band (visual), 4.68 in the Gaia satellite's G band (green) and 5.48 in the B band (blue). In the case of a planet or

SCR 1845−6357 (510 words) [view diff] no match in snippet view article find links to article

estimated effective temperature of 950 K. The brown dwarf has a near-IR J-band magnitude of 13.26. OTS 44 Cha 110913−773444 List of nearest stars and brown

Wolf 424 (649 words) [view diff] no match in snippet view article find links to article

Subgiant stars

10 Leonis Minoris (703 words) [view diff] no match in snippet view article find links to article

Rocha-Pinto, Helio J. (2015). "Homogeneous abundance analysis of FGK dwarf, subgiant, and giant stars with and without giant planets". Astronomy & Astrophysics

Ross 248 (1,383 words) [view diff] no match in snippet view article find links to article

Subgiant stars

LoTr 5 (1,550 words) [view diff] no match in snippet view article find links to article

star (IN Comae Berenices) that is often classified as a giant star or a subgiant, as well as a hot O-type subdwarf or white dwarf that is responsible for

Ross 614 (618 words) [view diff] no match in snippet view article find links to article

Subgiant stars

EZ Aquarii (1,141 words) [view diff] no match in snippet view article find links to article

Subgiant stars

Beta Cassiopeiae (1,546 words) [view diff] no match in snippet view article find links to article

25 to +2.31 with a period of 2.5 hours. This type of variable includes subgiant or main-sequence stars of spectral classes F5–A0, having masses between

Sagitta (5,012 words) [view diff] no match in snippet view article find links to article

and expanded into a yellow subgiant of spectral type G4 III-IV. They orbit each other close enough that the cooler subgiant has filled its Roche lobe and

31 Vulpeculae (648 words) [view diff] no match in snippet view article find links to article

Ronaldo; et al. (2015). "Homogeneous abundance analysis of FGK dwarf, subgiant, and giant stars with and without giant planets". Astronomy & Astrophysics

Corona Borealis (6,365 words) [view diff] no match in snippet view article find links to article

21 R☉ and 151 L☉. Kappa Coronae Borealis is a spectral type K1IV orange subgiant nearly twice as massive as the Sun; around it lies a dust debris disk,

Beta Cassiopeiae (1,546 words) [view diff] no match in snippet view article find links to article

25 to +2.31 with a period of 2.5 hours. This type of variable includes subgiant or main-sequence stars of spectral classes F5–A0, having masses between

Kappa Boötis (1,065 words) [view diff] no match in snippet view article find links to article

brightness varies from magnitude +4.50 to +4.58. It is a slightly evolved A8 subgiant. A 17th-magnitude star nearly two arc-minutes away has been identified

List of nearest stars and brown dwarfs (5,340 words) [view diff] no match in snippet view article find links to article

are listed by near-infrared J band apparent magnitude due to how dim (and often invisible) they are in visible color bands (U, B or V). Absolute magnitude

Stellar parallax (2,775 words) [view diff] no match in snippet view article find links to article

of 20–40 microarcseconds. Very long baseline interferometry in the radio band can produce images with angular resolutions of about 1 milliarcsecond, and

Wolf 1061 (1,101 words) [view diff] no match in snippet view article find links to article

Subgiant stars

Kruger 60 (956 words) [view diff] no match in snippet view article find links to article

Subgiant stars

Serpens (11,793 words) [view diff] no match in snippet view article find links to article

it can fade to below magnitude 14. Gamma Serpentis itself is an F-type subgiant located only 11 parsecs distant and thus is quite bright, being of magnitude

SZ Crateris (1,065 words) [view diff] no match in snippet view article find links to article

Subgiant stars

SN 1572 (2,224 words) [view diff] no match in snippet view article find links to article

details about this star: Tycho G was probably a main-sequence star or subgiant before the explosion, but some of its mass was stripped away and its outer

Metallicity (4,441 words) [view diff] no match in snippet view article find links to article

as the difference between a star's U and B band magnitudes, compared to the difference between U and B band magnitudes of metal-rich stars in the Hyades

S-type star (4,034 words) [view diff] no match in snippet view article find links to article

stars with unusual absorption lines and molecular bands now known to be due to s-process elements. The bands of zirconium monoxide (ZrO) are a defining feature

CH Crucis (748 words) [view diff] no match in snippet view article find links to article

313–326, Bibcode:1969ApJ...157..313H, doi:10.1086/150069. "39 Crucis, a blue subgiant star in Crux", Ashland Astronomy Studio, archived from the original on

Molecular cloud (3,729 words) [view diff] no match in snippet view article find links to article

generally known as the 21 cm line, referring to its wavelength in the radio band. The 21 cm line is the signature of HI and makes the gas detectable to astronomers

List of most luminous stars (10,338 words) [view diff] no match in snippet view article find links to article

Bessell, M.S.; Castelli, F.; Plez, B. (1998). "Model atmospheres broad-band colors, bolometric corrections and temperature calibrations for O–M stars"

List of most massive stars (8,662 words) [view diff] no match in snippet view article find links to article

Bessell, M.S.; Castelli, F.; Plez, B. (May 1998). "Model atmospheres broad-band colors, bolometric corrections and temperature calibrations for O–M stars"

Groombridge 34 (1,169 words) [view diff] no match in snippet view article find links to article

Subgiant stars

HD 93486 (1,076 words) [view diff] no match in snippet view article find links to article

slightly evolved F-type stars with luminosity classes intermediate between a subgiant and a main-sequence star. The primary has 151% the mass of the Sun and

Supergiant (5,300 words) [view diff] no match in snippet view article find links to article

Brown dwarfs White dwarfs Red dwarfs Subdwarfs Main sequence ("dwarfs") Subgiants Giants Red giants Blue giants Bright giants Supergiants Red supergiant

Asterism (astronomy) (3,217 words) [view diff] no match in snippet view article

stars are all of the 1st magnitude. The stars of the Triangle are in the band of the Milky Way which marks the galactic equator, and are in the direction

Circumstellar disc (3,387 words) [view diff] no match in snippet view article find links to article

collisions of asteroids and evaporation of comet seen to observers on Earth as a band of scattered light along the ecliptic before sunrise or after sunset. Exozodiacal

Star formation (5,279 words) [view diff] no match in snippet view article find links to article

molecular clouds. X-ray emission as evidence of stellar youth makes this band particularly useful for performing censuses of stars in star-forming regions

Mizar (2,170 words) [view diff] no match in snippet view article find links to article

other metals. The luminosity class is ranked between main sequence and subgiant. Based on the orbital properties of the system, the total mass of the two

Star (16,321 words) [view diff] no match in snippet view article find links to article

aspects of nature or their myths. Twelve of these formations lay along the band of the ecliptic and these became the basis of astrology. Many of the more

Lacaille 8760 (1,006 words) [view diff] no match in snippet view article find links to article

Subgiant stars

Mintaka (2,150 words) [view diff] no match in snippet view article find links to article

shallow eclipses when the star dims about 0.2 of a magnitude, and a B-class subgiant is resolved 0.26" away. At the primary eclipse, the apparent magnitude

Sunlight (5,649 words) [view diff] no match in snippet view article find links to article

spans a range of 100 nm to about 1 mm (1,000,000 nm).[citation needed] This band of significant radiation power can be divided into five regions in increasing

Kapteyn's Star (2,408 words) [view diff] no match in snippet view article find links to article

Subgiant stars

List of stars with resolved images (978 words) [view diff] no match in snippet view article find links to article

Sturmann, L.; Turner, N. (2012). "Imaging the Algol Triple System in the H Band with the CHARA Interferometer". The Astrophysical Journal. 752 (1): 20. arXiv:1205

4 (9,309 words) [view diff] no match in snippet view article find links to article

cluster in the constellation Scorpius. The Roman numeral IV stands for subgiant in the Yerkes spectral classification scheme. Four is the number of nucleobase

Auriga (constellation) (10,465 words) [view diff] no match in snippet view article

Beta Aurigae (Menkalinan, Menkarlina) is a bright A2IV class star (A-type subgiant). Its Arabic name comes from the phrase mankib dhu al-'inan, meaning "shoulder

Sun (18,824 words) [view diff] no match in snippet view article find links to article

and leading the Sun to expand over the next billion years: first into a subgiant, and then into a red giant. The heating due to gravitational contraction

Type Ia supernova (5,069 words) [view diff] no match in snippet view article find links to article

could also accrete matter from other types of companions, including a subgiant or (if the orbit is sufficiently close) even a main sequence star. The

Star system (4,555 words) [view diff] no match in snippet view article find links to article

Early Late Main sequence O B A F G K M Subdwarf O B WR OB Subgiant Giant Blue Red Yellow Bright giant Supergiant Blue Red Yellow Hypergiant Yellow Carbon

History of X-ray astronomy (7,174 words) [view diff] no match in snippet view article find links to article

A-K Dwarfs/Subgiants Catalog. The total number of RASS sources amounts to ~150,000 and in the BSC 3054 late-type main-sequence and subgiant stars of which

Crater (constellation) (4,780 words) [view diff] no match in snippet view article

exhausted its core hydrogen and begun expanding and cooling into a yellow subgiant with a diameter 1.86 ± 0.07 times that of the Sun, and 3.4 ± 0.2 times

Perseus (constellation) (5,201 words) [view diff] no match in snippet view article

180 times as luminous as the Sun. The secondary component is an orange subgiant star of type K0IV that has begun cooling and expanding to 3.5 times the

List of largest exoplanets (5,342 words) [view diff] no match in snippet view article find links to article

et al. (2017). "HAT-P-67b: An Extremely Low Density Saturn Transiting an F-subgiant Confirmed via Doppler Tomography". The Astronomical Journal. 153 (5): 211

Solar radio emission (9,175 words) [view diff] no match in snippet view article find links to article

inhomogeneities and other propagation effects. Type IV bursts are spikes of broad-band continuum emission that include a few distinct sub-types associated with

List of exoplanet extremes (3,745 words) [view diff] no match in snippet view article find links to article

Peter; De Rosa, Robert J.; Ruane, Garreth (18 May 2020). "Keck/NIRC2 L'-Band Imaging of Jovian-Mass Accreting Protoplanets around PDS 70". The Astronomical

Kepler space telescope (15,829 words) [view diff] no match in snippet view article find links to article

of Kepler transit candidates. II. KOI-428b: A hot Jupiter transiting a subgiant F-star". Astronomy & Astrophysics. 528. A63. arXiv:1101.0196. Bibcode:2011A&A

List of exoplanets discovered in 2012 (4,155 words) [view diff] no match in snippet view article find links to article

space mission XXIII. CoRoT-21b: a doomed large Jupiter around a faint subgiant star Lee, B.-C.; Han, I.; Park, M.-G.; Mkrtichian, D. E.; Kim, K.-M. (2012)

Brown dwarf (20,085 words) [view diff] no match in snippet view article find links to article

Joseph (2022-06-01). "TOI-1994b: An Eccentric Brown Dwarf Transiting a Subgiant". American Astronomical Society Meeting Abstracts. 54 (6): 305.21. Bibcode:2022AAS

Stellar corona (7,681 words) [view diff] no match in snippet view article find links to article

with an emission-line spectrum, either inside or outside the wavelength band of visible light. It is a phenomenon of the ion component of the plasma,

Epsilon Eridani (11,443 words) [view diff] no match in snippet view article find links to article

comprehensive examination of the ε Eridani system. Verification of a 4 micron narrow-band high-contrast imaging approach for planet searches", Astronomy and Astrophysics

Supernova (21,759 words) [view diff] no match in snippet view article find links to article

over-luminous to hypernovae. ^ These magnitudes are measured in the R band. Measurements in V or B bands are common and will be around half a magnitude brighter for

List of largest stars (9,372 words) [view diff] no match in snippet view article find links to article

"The convective photosphere of the red supergiant CE Tau. I. VLTI/PIONIER H-band interferometric imaging". Astronomy & Astrophysics. 614: A12. arXiv:1802

White dwarf (18,571 words) [view diff] no match in snippet view article find links to article

Brown dwarfs White dwarfs Red dwarfs Subdwarfs Main sequence ("dwarfs") Subgiants Giants Red giants Blue giants Bright giants Supergiants Red supergiant

List of the most distant astronomical objects (8,668 words) [view diff] no match in snippet view article find links to article

"Evolution of the UV LF from z ~ 15 to z ~ 8 using new JWST NIRCam medium-band observations over the HUDF/XDF". Monthly Notices of the Royal Astronomical

List of brown dwarfs (845 words) [view diff] no match in snippet view article find links to article

Tinney, C. G.; Jones, Hugh R. A. (2014). "WISEP J061135.13-041024.0AB: A J-Band Flux Reversal Binary at the L/T Transition". arXiv:1405.0511 [astro-ph.SR]

William P. Bidelman (12,186 words) [view diff] no match in snippet view article find links to article

the CN band, and also an enhanced G band due to CH and possibly CN. There are some supergiant stars with these BA II, strontium lines and CN band, but the