BD+39 4474

Query : BD+39 4474

Basic data :
BD+39 4474 -- Emission-line Star
Other object types: otypes_help 		* (BD,AG,...), Em* (EM*,[KW97]), NIR (2MASS)
ICRS coord. (ep=J2000) : 		21 11 11.9333359584 +40 25 33.450391560 (Optical) [ 0.0091 0.0114 90 ] A 2020yCat.1350....0G
FK4 coord. (ep=B1950 eq=1950) : 		21 09 16.4209155677 +40 13 14.141917456 [ 0.0091 0.0114 90 ]
Gal coord. (ep=J2000) : 		084.1243362224934 -05.2975922493154 [ 0.0091 0.0114 90 ]
Proper motions mas/yr : 		0.178 -4.150 [0.012 0.014 90] A 2020yCat.1350....0G
Parallaxes (mas): 		0.946 [0.0129] A 2020yCat.1350....0G
Spectral type: 		A0 D ~
Fluxes (6) :
B 9.16 [0.02] D 2000A&A...355L..27H
V 8.98 [0.01] D 2000A&A...355L..27H
G 8.922798 [0.003468] C 2020yCat.1350....0G
J 8.388 [0.019] C 2003yCat.2246....0C
H 8.328 [0.018] C 2003yCat.2246....0C
K 8.207 [0.013] C 2003yCat.2246....0C
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Hierarchy : number of linked objects
whatever the membership probability is (see description here ) :

: 1 : 3246 Display criteria :

Identifiers (13) :
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BD+39 4474 2MASS J21111193+4025333 TYC 3173-2951-1 Gaia DR1 1968500369229096704
AG+40 2173 PPM 61076 [KW97] 56-29
EM* MWC 1039 SAO 50543 Gaia DR2 1968500373533650304
GSC 03173-02951 TIC 166432991 Gaia DR3 1968500373533650304

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    Plx : 3    PM : 3   

   

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Link by name to the catalogue in VizieR :

BD+39 4474 AG+40 2173 GSC 03173-02951 2MASS J21111193+4025333 PPM 61076
SAO 50543 TYC 3173-2951-1 Gaia DR2 1968500373533650304 Gaia DR3 1968500373533650304 Gaia DR1 1968500369229096704

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