BD+54 2731

Query : BD+54 2731

Basic data :
BD+54 2731 -- Emission-line Star
Other object types: otypes_help 		* (2022AJ,BD,...), Em* (EM*,[KW97]), NIR (2MASS)
ICRS coord. (ep=J2000) : 		22 18 09.9942731544 +55 00 29.800468728 (Optical) [ 0.0225 0.0225 90 ] A 2020yCat.1350....0G
FK4 coord. (ep=B1950 eq=1950) : 		22 16 17.4255652310 +54 45 27.015771553 [ 0.0225 0.0225 90 ]
Gal coord. (ep=J2000) : 		102.0964441297016 -01.5397598748320 [ 0.0225 0.0225 90 ]
Proper motions mas/yr : 		-3.619 -3.263 [0.028 0.028 90] A 2020yCat.1350....0G
Parallaxes (mas): 		0.2383 [0.027] A 2020yCat.1350....0G
Spectral type: 		B2V C 1973A&A....27..421B
Fluxes (7) :
U 10.09 [~] D 2003AJ....125.2531R
B 10.65 [~] E ~
V 10.52 [~] E ~
G 10.469185 [0.002780] C 2020yCat.1350....0G
J 10.037 [0.026] C 2003yCat.2246....0C
H 10.082 [0.030] C 2003yCat.2246....0C
K 10.054 [0.023] C 2003yCat.2246....0C
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Hierarchy : number of linked objects
whatever the membership probability is (see description here ) :

: 1 : 11189 Display criteria :

Identifiers (17) :
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BD+54 2731 GSC 03986-02570 TYC 3986-2570-1 Gaia DR1 2005833702438415360
ALS 12277 LF 4 +54 379 UBV M 3911 Gaia DR2 2005833706748849024
AP J22180998+5500298 LS III +54 40 [BBB73] 286
EM* CDS 1321 2MASS J22180998+5500298 [KW97] 62-23
GEN# +0.05402731 TIC 343122858 Gaia DR3 2005833706753538560

References (16 between 1850 and 2026) (Total 16)
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

Plx : 3    PM : 2    SpT : 2   

   

External archives :

Link by name to the catalogue in VizieR :

BD+54 2731 ALS 12277 AP J22180998+5500298 GSC 03986-02570 LF 4 +54 379
LS III +54 40 2MASS J22180998+5500298 TYC 3986-2570-1 Gaia DR3 2005833706753538560 Gaia DR1 2005833702438415360
Gaia DR2 2005833706748849024

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