BD+21 1798

Query : BD+21 1798

Basic data :
BD+21 1798 -- Double or Multiple Star
Other object types: otypes_help 		* (AG,BD,...), ** (CCDM,**,...), NIR (2MASS)
ICRS coord. (ep=J2000) : 		08 15 31.3843362073 +21 23 47.950941723 (Optical) [ 0.2350 0.1910 90 ] A 2018yCat.1345....0G
FK4 coord. (ep=B1950 eq=1950) : 		08 12 35.6925814104 +21 33 02.131464907 [ 0.2350 0.1910 90 ]
Gal coord. (ep=J2000) : 		201.7126205141901 +27.6197358467004 [ 0.2350 0.1910 90 ]
Proper motions mas/yr : 		11.329 -17.521 [0.485 0.367 90] A 2018yCat.1345....0G
Radial velocity / Redshift / cz : 		V(km/s) -21.21 [0.51] / z(spectroscopic) -0.000071 [0.000002] / cz -21.21 [0.51]
   (Opt) A 2018yCat.1345....0G
Parallaxes (mas): 		2.4680 [0.3160] A 2018yCat.1345....0G
Spectral type: 		F5 D ~
Fluxes (7) :
B 10.14 [0.04] D 2000A&A...355L..27H
V 9.78 [0.04] D 2000A&A...355L..27H
R 10.0 [~] E 1998yCat.1252....0M
G 9.614682 [0.002949] C 2020yCat.1350....0G
J 8.809 [0.030] C 2003yCat.2246....0C
H 8.591 [0.020] C 2003yCat.2246....0C
K 8.574 [0.021] C 2003yCat.2246....0C
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Identifiers (19) :
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CCDM J08155+2124AB GPM 123.880717+21.396699 Pul -3 430133 YZ 21 3309
** COU 279 GSC 01389-01917 SAO 80047 Gaia DR2 676020297544686464
** COU 279AB IDS 08097+2141 AB TIC 82349260 Gaia DR3 676020297544686464
AG+21 915 2MASS J08153138+2123479 TYC 1389-1917-1 Gaia DR1 676020293248731392
BD+21 1798 PPM 98517 WDS J08155+2124AB

References (11 between 1850 and 2026) (Total 11)
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    Plx : 2    PM : 4   

   

External archives :

Link by name to the catalogue in VizieR :

CCDM J08155+2124AB AG+21 915 BD+21 1798 GSC 01389-01917 2MASS J08153138+2123479
PPM 98517 SAO 80047 TYC 1389-1917-1 WDS J08155+2124AB Gaia DR2 676020297544686464
Gaia DR3 676020297544686464 Gaia DR1 676020293248731392

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