HD 189857

Query : HD 189857

Basic data :
HD 189857 -- Double or Multiple Star
Other object types: otypes_help 		* (CD,CPC,...), ** (CCDM,**,...), NIR (2MASS)
ICRS coord. (ep=J2000) : 		20 04 15.56774 -47 23 45.3333 (Optical) [ 31.90 30.17 90 ] A 2007A&A...474..653V
FK4 coord. (ep=B1950 eq=1950) : 		20 00 39.00702 -47 32 15.3673 [ 31.90 30.17 90 ]
Gal coord. (ep=J2000) : 		351.94966841 -31.59078624 [ 31.90 30.17 90 ]
Proper motions mas/yr : 		17.78 -8.91 [3.44 3.64 0] A 2007A&A...474..653V
Parallaxes (mas): 		5.73 [2.32] A 2007A&A...474..653V
Spectral type: 		F8V C 1978MSS...C02....0H
Fluxes (3) :
J 8.384 [0.020] C 2003yCat.2246....0C
H 8.188 [0.042] C 2003yCat.2246....0C
K 8.118 [0.017] C 2003yCat.2246....0C
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Hierarchy : number of linked objects
whatever the membership probability is (see description here ) :

: 2 		Display criteria :

Identifiers (15) :
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CCDM J20043-4724AB CPD-47 9424 HIP 98837 SAO 230021
** I 661AB GSC 08396-02262 IDS 19570-4741 AB TIC 128916070
CD-47 13226 HD 189857 2MASS J20041558-4723452 WDS J20043-4724AB
CPC 0 18577 HIC 98837 PPM 325797

References (12 between 1850 and 2026) (Total 12)
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 : 2    PM : 2    SpT : 2   

   

External archives :

Link by name to the catalogue in VizieR :

CCDM J20043-4724AB CD-47 13226 CPD-47 9424 GSC 08396-02262 HD 189857
HIC 98837 HIP 98837 2MASS J20041558-4723452 PPM 325797 SAO 230021
WDS J20043-4724AB

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