BD-21 4234

Query : BD-21 4234

Basic data :
BD-21 4234 -- Horizontal Branch Star
Other object types: otypes_help 		* (2021MNRAS,BD,...), HB* (2024AJ), NIR (2MASS)
ICRS coord. (ep=J2000) : 		15 57 22.4572473096 -22 16 57.153141840 (Optical) [ 0.0164 0.0105 90 ] A 2020yCat.1350....0G
FK4 coord. (ep=B1950 eq=1950) : 		15 54 25.2821302397 -22 08 20.267867483 [ 0.0164 0.0105 90 ]
Gal coord. (ep=J2000) : 		349.8298259694935 +23.2128531260610 [ 0.0164 0.0105 90 ]
Proper motions mas/yr : 		5.328 -4.529 [0.023 0.013 90] A 2020yCat.1350....0G
Radial velocity / Redshift / cz : 		V(km/s) 24.9514 [0.0237] / z(spectroscopic) 0.000083 [0.000000] / cz 24.95 [0.02]
   (NIR) A 2022ApJS..259...35A
Parallaxes (mas): 		1.7069 [0.0174] A 2020yCat.1350....0G
Fluxes (6) :
B 12.05 [0.20] D 2000A&A...355L..27H
V 10.66 [0.07] D 2000A&A...355L..27H
G 10.173498 [0.002763] C 2020yCat.1350....0G
J 8.120 [0.021] C 2003yCat.2246....0C
H 7.465 [0.034] C 2003yCat.2246....0C
K 7.309 [0.029] C 2003yCat.2246....0C
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Identifiers (11) :
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BD-21 4234 GALAH 150607004102243 TIC 280158374 Gaia DR3 6237463394898374400
AP J15572246-2216571 2MASS J15572246-2216571 TYC 6199-9-1 Gaia DR1 6237463390596908032
EPIC 204451641 PPM 732449 Gaia DR2 6237463390596908032

References (8 between 1850 and 2026) (Total 8)
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 : 3    Distance : 2    Fe/H : 3    Plx : 3    PM : 2   

   

External archives :

Link by name to the catalogue in VizieR :

BD-21 4234 AP J15572246-2216571 GALAH 150607004102243 2MASS J15572246-2216571 PPM 732449
TYC 6199-9-1 Gaia DR2 6237463390596908032 Gaia DR3 6237463394898374400 Gaia DR1 6237463390596908032

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