BD+42 3901

Query : BD+42 3901

Basic data :
BD+42 3901 -- Emission-line Star
Other object types: otypes_help 		* (BD,AG,...), Em* (EM*,[KW97]), Y*? ([RGS2011]), V* (NSV), NIR (2MASS)
ICRS coord. (ep=J2000) : 		20 54 27.9502740888 +43 28 04.242859212 (Optical) [ 0.0117 0.0132 90 ] A 2020yCat.1350....0G
FK4 coord. (ep=B1950 eq=1950) : 		20 52 40.0202408794 +43 16 35.941293682 [ 0.0117 0.0132 90 ]
Gal coord. (ep=J2000) : 		084.3403772316922 -00.9527752823111 [ 0.0117 0.0132 90 ]
Proper motions mas/yr : 		3.538 -2.223 [0.016 0.016 90] A 2020yCat.1350....0G
Parallaxes (mas): 		1.4765 [0.0143] A 2020yCat.1350....0G
Spectral type: 		A2 D ~
Fluxes (6) :
B 9.62 [0.02] D 2000A&A...355L..27H
V 9.43 [0.02] D 2000A&A...355L..27H
G 9.392668 [0.002763] C 2020yCat.1350....0G
J 8.956 [0.029] C 2003yCat.2246....0C
H 8.880 [0.029] C 2003yCat.2246....0C
K 8.842 [0.018] C 2003yCat.2246....0C
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Identifiers (16) :
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BD+42 3901 2MASS J20542794+4328042 TIC 276291198 [SMV89] 171
AG+43 1903 NSV 13400 TYC 3179-539-1 Gaia DR2 2162103686616150016
EM* UHA 61 PPM 60664 [KW97] 51-60 Gaia DR3 2162103686616150016
GSC 03179-00539 SAO 50212 [RGS2011] J205427.94+432804.1 Gaia DR1 2162103682315856512

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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BD+42 3901 AG+43 1903 GSC 03179-00539 2MASS J20542794+4328042 NSV 13400
PPM 60664 SAO 50212 TYC 3179-539-1 Gaia DR2 2162103686616150016 Gaia DR3 2162103686616150016
Gaia DR1 2162103682315856512

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