BD+21 2855

Query : BD+21 2855

Basic data :
BD+21 2855 -- Double or Multiple Star
Other object types: otypes_help 		* (AG,BD,...), ** (CCDM,**,...), Em* (2023ApJS), NIR (2MASS), Opt (LAMOST)
ICRS coord. (ep=J2000) : 		15 57 47.1573883032 +20 53 52.293205500 (Optical) [ 0.3752 0.5046 90 ] A 2020yCat.1350....0G
FK4 coord. (ep=B1950 eq=1950) : 		15 55 35.3688731985 +21 02 26.905499439 [ 0.3752 0.5046 90 ]
Gal coord. (ep=J2000) : 		035.0163952066553 +47.2279873520161 [ 0.3752 0.5046 90 ]
Proper motions mas/yr : 		0.237 -21.737 [0.588 0.648 90] A 2020yCat.1350....0G
Radial velocity / Redshift / cz : 		V(km/s) 53.07 [0.12] / z(spectroscopic) 0.000177 [0.000000] / cz 53.07 [0.12]
   (Opt) A 2018yCat.1345....0G
Parallaxes (mas): 		1.0263 [0.7235] A 2020yCat.1350....0G
Spectral type: 		G0 D ~
Fluxes (6) :
B 10.64 [0.04] D 2000A&A...355L..27H
V 10.06 [0.04] D 2000A&A...355L..27H
G 10.030951 [0.005678] C 2020yCat.1350....0G
J 8.896 [0.023] C 2003yCat.2246....0C
H 8.713 [0.027] C 2003yCat.2246....0C
K 8.647 [0.020] C 2003yCat.2246....0C
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Identifiers (17) :
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CCDM J15578+2054AB GSC 01502-01333 SAO 84101 Gaia DR2 1204391056949120896
** A 1370AB IDS 15534+2111 AB TIC 229557932 Gaia DR3 1204391056949453184
ADS 9860 AB LAMOST J155747.35+205353.3 TYC 1502-1333-1
AG+21 1558 2MASS J15574716+2053524 WDS J15578+2054AB
BD+21 2855 PPM 104458 YZ 21 5465

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    Fe/H : 1    Plx : 1    PM : 2   

   

External archives :

Link by name to the catalogue in VizieR :

CCDM J15578+2054AB AG+21 1558 BD+21 2855 GSC 01502-01333 2MASS J15574716+2053524
PPM 104458 SAO 84101 TYC 1502-1333-1 WDS J15578+2054AB Gaia DR2 1204391056949120896
Gaia DR3 1204391056949453184

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