BD+31 2856

Query : BD+31 2856

Basic data :
BD+31 2856 -- Spectroscopic Binary
Other object types: otypes_help 		* (BD,ASCC,...), PM* (2016ApJS,G,...), SB* (2004A&A,SBC9), NIR (2MASS), MIR (WISEA)
ICRS coord. (ep=J2000) : 		16 29 45.2274920616 +30 41 41.138965428 (Optical) [ 0.0224 0.0253 90 ] A 2020yCat.1350....0G
FK4 coord. (ep=B1950 eq=1950) : 		16 27 48.8232065896 +30 48 03.449476084 [ 0.0224 0.0253 90 ]
Gal coord. (ep=J2000) : 		050.8851680478800 +42.5564412742450 [ 0.0224 0.0253 90 ]
Proper motions mas/yr : 		-189.905 120.274 [0.031 0.033 90] A 2020yCat.1350....0G
Radial velocity / Redshift / cz : 		V(km/s) -70.94 [0.23] / z(~) -0.000237 [0.000001] / cz -70.93 [0.23]
   A 2002AJ....124.1144L
Parallaxes (mas): 		9.0807 [0.0302] A 2020yCat.1350....0G
Spectral type: 		G2 D 1984AJ.....89..702L
Fluxes (5) :
R 9.9 [~] E 2003AJ....125..984M
G 10.063284 [0.002761] C 2020yCat.1350....0G
J 8.981 [0.027] C 2003yCat.2246....0C
H 8.638 [0.040] C 2003yCat.2246....0C
K 8.615 [0.020] C 2003yCat.2246....0C
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Identifiers (18) :
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BD+31 2856 HIP 80789 TIC 8547445 Gaia DR2 1324140586317594496
ASCC 595099 LSPM J1629+3041 TYC 2581-2628-1 Gaia DR3 1324140586317594496
G 169-13 2MASS J16294524+3041409 UCAC2 42593549 Gaia DR1 1324140513300894976
GSC 02581-02628 NLTT 42943 USNO-B1.0 1206-00247621
HIC 80789 SBC9 2212 WISEA J162945.07+304142.4

References (27 between 1850 and 2026) (Total 27)
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 : 3    Distance : 2    Rot : 1    Plx : 5    PM : 7    SpT : 1   

   

External archives :

Link by name to the catalogue in VizieR :

BD+31 2856 G 169-13 GSC 02581-02628 HIC 80789 HIP 80789
LSPM J1629+3041 2MASS J16294524+3041409 NLTT 42943 TYC 2581-2628-1 UCAC2 42593549
USNO-B1.0 1206-00247621 WISEA J162945.07+304142.4 Gaia DR2 1324140586317594496 Gaia DR3 1324140586317594496 Gaia DR1 1324140513300894976

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