BD-21 5874

Query : BD-21 5874

Basic data :
BD-21 5874 -- Long-Period Variable
Other object types: otypes_help 		* (BD,BPS,...), LP* (2022yCat), LP? (2018A&A), NIR (2MASS), IR (IRAS)
ICRS coord. (ep=J2000) : 		20 57 14.9652212688 -21 08 50.239321764 (Optical) [ 0.0252 0.0119 90 ] A 2020yCat.1350....0G
FK4 coord. (ep=B1950 eq=1950) : 		20 54 22.4815090872 -21 20 26.034659496 [ 0.0252 0.0119 90 ]
Gal coord. (ep=J2000) : 		025.8269309023896 -36.6998426091314 [ 0.0252 0.0119 90 ]
Proper motions mas/yr : 		1.038 1.661 [0.036 0.024 90] A 2020yCat.1350....0G
Radial velocity / Redshift / cz : 		V(km/s) -134.66 [0.81] / z(spectroscopic) -0.000449 [0.000003] / cz -134.63 [0.81]
   (Opt) A 2018yCat.1345....0G
Parallaxes (mas): 		0.2879 [0.0353] A 2020yCat.1350....0G
Spectral type: 		M6/7 D 1986ApJ...301..927S
Fluxes (6) :
B 11.87 [0.24] D 2000A&A...355L..27H
V 10.96 [0.13] D 2000A&A...355L..27H
G 9.911019 [0.007351] C 2020yCat.1350....0G
J 7.159 [0.021] C 2003yCat.2246....0C
H 6.276 [0.036] C 2003yCat.2246....0C
K 5.981 [0.020] C 2003yCat.2246....0C
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Identifiers (11) :
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BD-21 5874 IRAS F20543-2120 TIC 77251704 Gaia DR2 6809168656327144576
BPS CS 22880-0131 2MASS J20571496-2108502 TYC 6357-968-1 Gaia DR3 6809168656327144576
GSC 06357-00968 StM 532 UCAC2 23518373

References (6 between 1850 and 2026) (Total 6)
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    Var : 2    Plx : 2    PM : 2    SpT : 1   

   

External archives :

Data at NED - NASA/IPAC Extragalactic Database : BD-21 5874

Link by name to the catalogue in VizieR :

BD-21 5874 GSC 06357-00968 IRAS F20543-2120 2MASS J20571496-2108502 TYC 6357-968-1
UCAC2 23518373 Gaia DR2 6809168656327144576 Gaia DR3 6809168656327144576

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