BD-21 5121

Query : BD-21 5121

Basic data :
BD-21 5121 -- Long-Period Variable Candidate
Other object types: otypes_help 		* (BD,PPM,...), IR (IRAS,IRC), LP? (2022yCat), V* (NSV), NIR (2MASS)
ICRS coord. (ep=J2000) : 		18 44 01.8141237360 -21 42 09.715372704 (Optical) [ 0.0531 0.0477 90 ] A 2020yCat.1350....0G
FK4 coord. (ep=B1950 eq=1950) : 		18 41 01.8453325481 -21 45 14.560621854 [ 0.0531 0.0477 90 ]
Gal coord. (ep=J2000) : 		012.6704810311955 -08.1575726252431 [ 0.0531 0.0477 90 ]
Proper motions mas/yr : 		3.999 -1.759 [0.066 0.050 90] A 2020yCat.1350....0G
Radial velocity / Redshift / cz : 		V(km/s) -28.61 [0.74] / z(spectroscopic) -0.000095 [0.000002] / cz -28.61 [0.74]
   (Opt) A 2022yCat.1355....0G
Parallaxes (mas): 		0.5168 [0.0596] A 2020yCat.1350....0G
Spectral type: 		M5 D 1975AJ.....80.1011H
Fluxes (6) :
B 13.37 [0.53] D 2000A&A...355L..27H
V 10.88 [0.09] D 2000A&A...355L..27H
G 8.280611 [0.013510] C 2020yCat.1350....0G
J 4.277 [0.258] D 2003yCat.2246....0C
H 3.150 [0.182] D 2003yCat.2246....0C
K 2.823 [0.238] D 2003yCat.2246....0C
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Identifiers (10) :
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BD-21 5121 2MASS J18440181-2142097 TIC 4577695 Gaia DR3 4079721200364924672
IRAS 18410-2145 NSV 11258 TYC 6292-411-1
IRC -20512 PPM 734340 Gaia DR2 4079721200364924672

References (4 between 1850 and 2026) (Total 4)
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    Plx : 2    PM : 2    SpT : 1   

   

External archives :

Data at NED - NASA/IPAC Extragalactic Database : BD-21 5121

Link by name to the catalogue in VizieR :

BD-21 5121 IRAS 18410-2145 IRC -20512 2MASS J18440181-2142097 NSV 11258
PPM 734340 TYC 6292-411-1 Gaia DR2 4079721200364924672 Gaia DR3 4079721200364924672

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