HD 189957

Query : HD 189957

Basic data :
HD 189957 -- Star
Other object types: otypes_help 		* (HD,AG,...), UV (CEL,TD1), NIR (2MASS)
ICRS coord. (ep=J2000) : 		20 01 00.0040048824 +42 00 30.822588756 (Optical) [ 0.0200 0.0234 90 ] A 2020yCat.1350....0G
FK4 coord. (ep=B1950 eq=1950) : 		19 59 18.2052105666 +41 52 09.373898257 [ 0.0200 0.0234 90 ]
Gal coord. (ep=J2000) : 		077.4349104203690 +06.1718888844580 [ 0.0200 0.0234 90 ]
Proper motions mas/yr : 		-4.026 -3.732 [0.027 0.029 90] A 2020yCat.1350....0G
Radial velocity / Redshift / cz : 		V(km/s) 38 [5] / z(spectroscopic) 0.000127 [0.000017] / cz 38.00 [5.00]
   (Opt) C 2018A&A...613A..65H
Parallaxes (mas): 		0.473 [0.0243] A 2020yCat.1350....0G
Spectral type: 		O9.7III C 2011ApJS..193...24S
Fluxes (7) :
U 6.93 [~] D 2003AJ....125.2531R
B 7.84 [~] E ~
V 7.82 [~] E ~
G 7.751026 [0.002792] C 2020yCat.1350....0G
J 7.717 [0.026] C 2003yCat.2246....0C
H 7.714 [0.017] C 2003yCat.2246....0C
K 7.742 [0.020] C 2003yCat.2246....0C
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Identifiers (28) :
An access of full data is available using the icon Vizier near the identifier of the catalogue

HD 189957 GEN# +1.00189957 2MASS J20010001+4200309 TYC 3158-2034-1
AG+41 1815 GOS G077.43+06.17 01 MCW 773 UBV M 24421
ALS 10719 GSC 03158-02034 PPM 59175 uvby98 100189957
BD+41 3569 HGAM 822 SAO 49080 WEB 17406
CEL 4912 HIC 98530 SKY# 37546 Gaia DR2 2075283293565448704
CGO 550 HIP 98530 TD1 25912 Gaia DR3 2075283293565448704
GCRV 70225 LS III +41 1 TIC 239298430 Gaia DR1 2075283289254195072

References (110 between 1850 and 2026) (Total 110)
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 : 5    Distance : 2    Rot : 9    Fe/H : 3    Plx : 3    PM : 4    SpT : 5   

   

Observing logs
IUE : 1   

   

External archives :

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

Link by name to the catalogue in VizieR :

HD 189957 AG+41 1815 ALS 10719 BD+41 3569 CEL 4912
GSC 03158-02034 HIC 98530 HIP 98530 LS III +41 1 2MASS J20010001+4200309
PPM 59175 SAO 49080 TD1 25912 TYC 3158-2034-1 uvby98 100189957
Gaia DR2 2075283293565448704 Gaia DR3 2075283293565448704 Gaia DR1 2075283289254195072

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