BD+81 684

Query : BD+81 684

Basic data :
BD+81 684 -- Spectroscopic Binary
Other object types: otypes_help 		* (BD,AG,...), SB* (2022yCat), EB* (2006IBVS), V* (V*), NIR (2MASS)
ICRS coord. (ep=J2000) : 		19 44 18.3865904640 +81 47 32.382873204 (Optical) [ 0.0128 0.0150 90 ] A 2020yCat.1350....0G
FK4 coord. (ep=B1950 eq=1950) : 		19 48 34.7295108656 +81 40 02.269556073 [ 0.0128 0.0150 90 ]
Gal coord. (ep=J2000) : 		114.1125963800498 +24.9775361251245 [ 0.0128 0.0150 90 ]
Proper motions mas/yr : 		32.330 25.085 [0.019 0.023 90] A 2020yCat.1350....0G
Parallaxes (mas): 		3.7537 [0.0135] A 2020yCat.1350....0G
Spectral type: 		F8 D ~
Fluxes (6) :
B 11.16 [0.06] D 2000A&A...355L..27H
V 10.59 [0.05] D 2000A&A...355L..27H
G 10.418260 [0.002770] C 2020yCat.1350....0G
J 9.527 [0.018] C 2003yCat.2246....0C
H 9.296 [0.017] C 2003yCat.2246....0C
K 9.240 [0.022] C 2003yCat.2246....0C
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Identifiers (12) :
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BD+81 684 2MASS J19441837+8147324 TIC 235944502 Gaia DR2 2301415761221400576
AG+81 622 PPM 3461 TYC 4596-1254-1 Gaia DR3 2301415761221400576
GSC 04596-01254 SAO 3282 V* V425 Dra Gaia DR1 2301415756925027328

References (8 between 1850 and 2026) (Total 8)
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

Distance : 2    Var : 3    Plx : 3    PM : 3   

   

External archives :

Link by name to the catalogue in VizieR :

BD+81 684 AG+81 622 GSC 04596-01254 2MASS J19441837+8147324 PPM 3461
SAO 3282 TYC 4596-1254-1 V* V425 Dra Gaia DR2 2301415761221400576 Gaia DR3 2301415761221400576
Gaia DR1 2301415756925027328

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