BD+04 4490B

Query : BD+04 4490B

Basic data :
BD+04 4490B -- Spectroscopic Binary
Other object types: otypes_help 		* (BD,AG,...), ** (**,BDS,...), SB* (2022yCat), NIR (2MASS)
ICRS coord. (ep=J2000) : 		20 34 48.8029563000 +05 13 56.790122952 (Optical) [ 0.0191 0.0145 90 ] A 2020yCat.1350....0G
FK4 coord. (ep=B1950 eq=1950) : 		20 32 19.7304857761 +05 03 34.703593487 [ 0.0191 0.0145 90 ]
Gal coord. (ep=J2000) : 		050.2297071916826 -20.1673336601270 [ 0.0191 0.0145 90 ]
Proper motions mas/yr : 		2.821 -7.240 [0.027 0.023 90] A 2020yCat.1350....0G
Radial velocity / Redshift / cz : 		V(km/s) -20.81 [1.08] / z(spectroscopic) -0.000069 [0.000004] / cz -20.81 [1.08]
   (Opt) B 2018yCat.1345....0G
Parallaxes (mas): 		0.9928 [0.0237] A 2020yCat.1350....0G
Spectral type: 		M D ~
Fluxes (6) :
B 11.25 [0.09] D 2000A&A...355L..27H
V 9.98 [0.04] D 2000A&A...355L..27H
G 9.822063 [0.002759] C 2020yCat.1350....0G
J 8.018 [0.026] C 2003yCat.2246....0C
H 7.412 [0.029] C 2003yCat.2246....0C
K 7.236 [0.021] C 2003yCat.2246....0C
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Identifiers (16) :
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BD+04 4490B CCDM J20348+0514B 2MASS J20344880+0513567 WDS J20348+0514B
** SCJ 26B CSI+04 4490 2 PPM 170305 Gaia DR2 4245481889703682176
AG+05 2997 GSC 00518-00007 TIC 375995209 Gaia DR3 4245481889703682176
BDS 10330 B IDS 20298+0453 B TYC 518-7-1 Gaia DR1 4245481885406333824

References (5 between 1850 and 2026) (Total 5)
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    Var : 1    Plx : 3    PM : 3   

   

External archives :

Link by name to the catalogue in VizieR :

AG+05 2997 CCDM J20348+0514B GSC 00518-00007 2MASS J20344880+0513567 PPM 170305
TYC 518-7-1 WDS J20348+0514B Gaia DR2 4245481889703682176 Gaia DR3 4245481889703682176 Gaia DR1 4245481885406333824

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