BD+57 2161

Query : BD+57 2161

Basic data :
BD+57 2161 -- Spectroscopic Binary
Other object types: otypes_help 		* (BD,GEN#,...), C* (C*,CGCS), V* (CSV,NSV), SB* (SBC9), Pe* (1975AnTok), NIR (2MASS)
ICRS coord. (ep=J2000) : 		20 14 07.7504132160 +58 06 19.415102112 (Optical) [ 0.0291 0.0317 90 ] A 2020yCat.1350....0G
FK4 coord. (ep=B1950 eq=1950) : 		20 13 03.2783533311 +57 57 07.626918036 [ 0.0291 0.0317 90 ]
Gal coord. (ep=J2000) : 		092.4752299903100 +12.7756071690606 [ 0.0291 0.0317 90 ]
Proper motions mas/yr : 		7.310 4.076 [0.038 0.038 90] A 2020yCat.1350....0G
Radial velocity / Redshift / cz : 		V(km/s) -59.45 [0.97] / z(spectroscopic) -0.000198 [0.000003] / cz -59.44 [0.97]
   (Opt) B 2018yCat.1345....0G
Parallaxes (mas): 		1.062 [0.0309] A 2020yCat.1350....0G
Spectral type: 		C4,1_CH3_Ba4 C 1975AnTok..15...47Y
Fluxes (6) :
B 11.3 [~] E ~
V 9.68 [~] E ~
G 9.188969 [0.002764] C 2020yCat.1350....0G
J 6.979 [0.020] C 2003yCat.2246....0C
H 6.236 [0.015] C 2003yCat.2246....0C
K 6.051 [0.020] C 2003yCat.2246....0C
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Identifiers (19) :
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BD+57 2161 GSC 03945-00105 SBC9 3901 [V58] 82
C* 2884 HIC 99725 TIC 233829187 Gaia DR2 2188045323443081472
CGCS 4784 HIP 99725 TYC 3945-105-1 Gaia DR3 2188045323443081472
CSV 102992 2MASS J20140775+5806194 UBV 17545 Gaia DR1 2188045319146200448
GEN# +0.05702161 NSV 12948 UBV M 4017

References (32 between 1850 and 2026) (Total 32)
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 : 2    Distance : 2    Plx : 5    PM : 4    SpT : 3   

   

External archives :

Link by name to the catalogue in VizieR :

BD+57 2161 CGCS 4784 GSC 03945-00105 HIC 99725 HIP 99725
2MASS J20140775+5806194 NSV 12948 TYC 3945-105-1 Gaia DR2 2188045323443081472 Gaia DR3 2188045323443081472
Gaia DR1 2188045319146200448

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