HD 308831

Query : HD 308831

Basic data :
HD 308831 -- Emission-line Star
Other object types: otypes_help 		* (HD,ALS,...), Em* (WRAY), X ([NRS2013]), NIR (2MASS)
ICRS coord. (ep=J2000) : 		11 39 27.5513493960 -63 26 58.915829436 (Optical) [ 0.0125 0.0129 90 ] A 2020yCat.1350....0G
FK4 coord. (ep=B1950 eq=1950) : 		11 37 06.4301987005 -63 10 20.924372519 [ 0.0125 0.0129 90 ]
Gal coord. (ep=J2000) : 		294.9913312939640 -01.6930942364127 [ 0.0125 0.0129 90 ]
Proper motions mas/yr : 		-6.036 0.836 [0.017 0.017 90] A 2020yCat.1350....0G
Radial velocity / Redshift / cz : 		V(km/s) -36.2 [~] / z(~) -0.000121 [~] / cz -36.20 [~]
   D 2006ApJ...648..580H
Parallaxes (mas): 		0.4273 [0.0152] A 2020yCat.1350....0G
Spectral type: 		B9 E 1995A&AS..110..367N
Fluxes (7) :
U 10.71 [~] D 2003AJ....125.2531R
B 10.9 [~] E ~
V 10.8 [~] E ~
G 10.974536 [0.002773] C 2020yCat.1350....0G
J 10.511 [0.024] C 2003yCat.2246....0C
H 10.438 [0.023] C 2003yCat.2246....0C
K 10.487 [0.024] C 2003yCat.2246....0C
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Hierarchy : number of linked objects
whatever the membership probability is (see description here ) :

: 1 : 38 Display criteria :

Identifiers (17) :
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HD 308831 GEN# +3.29440106 TYC 8976-3110-1 Gaia DR2 5333575673363283328
ALS 16843 GSC 08976-03110 UCAC2 3896366 Gaia DR3 5333575673363283328
ARMA 106 LLNS 5791 uvby98 -006202197
Cl* IC 2944 HG 106 2MASS J11392755-6326590 WRAY 15-851
CPD-62 2197 TIC 320732435 [NRS2013] IC2944/2948 175

References (20 between 1850 and 2026) (Total 20)
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 : 3    Distance : 1    Rot : 1    Plx : 2    PM : 2    SpT : 2   

   

External archives :

Archive data at HEASARC - High-Energy Astrophysics Science Archive Research Center

Link by name to the catalogue in VizieR :

HD 308831 ALS 16843 CPD-62 2197 GSC 08976-03110 2MASS J11392755-6326590
TYC 8976-3110-1 UCAC2 3896366 uvby98 -006202197 Gaia DR2 5333575673363283328 Gaia DR3 5333575673363283328

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