BD+21 2731

Query : BD+21 2731

Basic data :
BD+21 2731 -- Red Giant Branch star Candidate
Other object types: otypes_help 		* (BD,AG,...), RB? (2010AJ), NIR (2MASS)
ICRS coord. (ep=J2000) : 		15 09 55.5695431584 +21 09 11.860147188 (Optical) [ 0.0192 0.0185 90 ] A 2020yCat.1350....0G
FK4 coord. (ep=B1950 eq=1950) : 		15 07 40.8569603048 +21 20 33.208944293 [ 0.0192 0.0185 90 ]
Gal coord. (ep=J2000) : 		029.8221318275997 +57.9500455720270 [ 0.0192 0.0185 90 ]
Proper motions mas/yr : 		0.631 -10.032 [0.026 0.023 90] A 2020yCat.1350....0G
Radial velocity / Redshift / cz : 		V(km/s) -48.73 [0.40] / z(spectroscopic) -0.000163 [0.000001] / cz -48.73 [0.40]
   (Opt) A 2018yCat.1345....0G
Parallaxes (mas): 		2.5191 [0.0244] A 2020yCat.1350....0G
Spectral type: 		K2 D ~
Fluxes (6) :
B 10.80 [0.04] D 2000A&A...355L..27H
V 9.67 [0.02] D 2000A&A...355L..27H
G 9.348408 [0.002758] C 2020yCat.1350....0G
J 7.696 [0.030] C 2003yCat.2246....0C
H 7.100 [0.023] C 2003yCat.2246....0C
K 6.981 [0.018] C 2003yCat.2246....0C
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Identifiers (10) :
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BD+21 2731 2MASS J15095556+2109119 TYC 1492-210-1 Gaia DR1 1213650658545740544
AG+21 1486 PPM 103833 Gaia DR2 1213650662840952192
GSC 01492-00210 TIC 351352710 Gaia DR3 1213650662840952192

References (3 between 1850 and 2026) (Total 3)
Simbad bibliographic survey began in 1850 for stars (at least bright stars) and in 1983 for all other objects (outside the solar system).
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Collections of Measurements Description of Measurements

Velocities : 1    Distance : 2    Rot : 1    Fe/H : 1    Plx : 3    PM : 3   

   

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BD+21 2731 AG+21 1486 GSC 01492-00210 2MASS J15095556+2109119 PPM 103833
TYC 1492-210-1 Gaia DR2 1213650662840952192 Gaia DR3 1213650662840952192 Gaia DR1 1213650658545740544

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