BD+28 2102

Query : BD+28 2102

Basic data :
BD+28 2102 -- Double or Multiple Star
Other object types: otypes_help 		* (1962AJ,BD,...), ** (**,WDS), MIR (WISEA,WISE), Em* (2023ApJS), PM* (2016A&A), NIR (2MASS), Opt (LAMOST)
ICRS coord. (ep=J2000) : 		12 18 57.7749126504 +27 50 39.930969840 (Optical) [ 0.0167 0.0140 90 ] A 2020yCat.1350....0G
FK4 coord. (ep=B1950 eq=1950) : 		12 16 26.6272057364 +28 07 23.561569524 [ 0.0167 0.0140 90 ]
Gal coord. (ep=J2000) : 		205.3867195797737 +82.7635324606540 [ 0.0167 0.0140 90 ]
Proper motions mas/yr : 		34.693 -91.007 [0.019 0.016 90] A 2020yCat.1350....0G
Radial velocity / Redshift / cz : 		V(km/s) -9.50 [0.36] / z(spectroscopic) -0.000032 [0.000001] / cz -9.50 [0.36]
   (Opt) A 2018yCat.1345....0G
Parallaxes (mas): 		6.6428 [0.0183] A 2020yCat.1350....0G
Spectral type: 		G5 E 1962AJ.....67...37U
Fluxes (4) :
G 10.548355 [0.002768] C 2020yCat.1350....0G
J 9.545 [0.029] C 2003yCat.2246....0C
H 9.229 [0.034] C 2003yCat.2246....0C
K 9.172 [0.018] C 2003yCat.2246....0C
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Hierarchy : number of linked objects
whatever the membership probability is (see description here ) :

: 2 		Display criteria :

Identifiers (17) :
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BD+28 2102 LAMOST J121857.91+275039.9 TIC 328860599 Gaia DR1 4009796242233104896
** TDS 8321 LAMOST J121857.90+275039.9 WDS J12190+2751AB Gaia DR2 4009796246529059456
GEN# +0.02802102 LAMOST J121858.08+275039.9 WISEA J121857.80+275038.9
GSC 01991-00516 2MASS J12185777+2750399 WISE J121857.81+275039.0
JP11 93 NGP 28 64 Gaia DR3 4009796246529412608

References (9 between 1850 and 2026) (Total 9)
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 : 6    Distance : 2    Fe/H : 1    Plx : 3    PM : 2    SpT : 2   

   

External archives :

Link by name to the catalogue in VizieR :

BD+28 2102 GSC 01991-00516 2MASS J12185777+2750399 WDS J12190+2751AB WISEA J121857.80+275038.9
WISE J121857.81+275039.0 Gaia DR3 4009796246529412608 Gaia DR1 4009796242233104896 Gaia DR2 4009796246529059456

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