HD 157978

Query : HD 157978

Basic data :
HD 157978 -- Spectroscopic Binary
Other object types: otypes_help 		* (HD,AG,...), SB* (2004A&A,SBC7,...), ** (PMSC), UV (TD1), NIR (2MASS), IR (IRAS)
ICRS coord. (ep=J2000) : 		17 26 19.0063847712 +07 35 44.305905732 (Optical) [ 0.1175 0.0882 90 ] A 2020yCat.1350....0G
FK4 coord. (ep=B1950 eq=1950) : 		17 23 54.0544937275 +07 38 16.540819297 [ 0.1175 0.0882 90 ]
Gal coord. (ep=J2000) : 		030.0560977915075 +22.3610722295246 [ 0.1175 0.0882 90 ]
Proper motions mas/yr : 		0.946 -5.296 [0.161 0.114 90] A 2020yCat.1350....0G
Radial velocity / Redshift / cz : 		V(km/s) -12.10 [~] / z(~) -0.000040 [~] / cz -12.10 [~]
   D 2007AN....328..889K
Parallaxes (mas): 		2.9748 [0.1523] A 2020yCat.1350....0G
Spectral type: 		A1IVs+A2Vs+G0III C 1995ApJS...99..135A
Fluxes (9) :
U 6.91 [~] C 2002yCat.2237....0D
B 6.64 [~] C 2002yCat.2237....0D
V 6.04 [~] C 2002yCat.2237....0D
R 5.43 [~] C 2002yCat.2237....0D
G 5.854472 [0.002778] C 2020yCat.1350....0G
I 5.00 [~] C 2002yCat.2237....0D
J 4.56 [~] C 2002yCat.2237....0D
H 4.06 [~] C 2002yCat.2237....0D
K 3.97 [~] C 2002yCat.2237....0D
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Identifiers (36) :
An access of full data is available using the icon Vizier near the identifier of the catalogue

HD 157978 HD 157979 PPM 163990 TYC 991-1877-1
AG+07 2194 HIC 85333 SAO 122381 UBV 14876
AKARI-IRC-V1 J1726190+073544 HIP 85333 SBC7 620 UBV M 22191
BD+07 3368 HR 6497 SBC7 621 uvby98 100157978
FK5 3385 IRAS 17239+0738 SBC9 962 WEB 14410
GC 23614 JP11 2856 SBC9 963 WEB 14409
GCRV 10078 2MASS J17261900+0735443 SKY# 31470 YZ 7 7820
GEN# +1.00157978 N30 3886 TD1 20437 Gaia DR2 4490117076491401728
GSC 00991-01877 PMSC 17215+0741Aabc TIC 302170027 Gaia DR3 4490117076492339712

References (88 between 1850 and 2026) (Total 88)
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 : 6    Distance : 2    Plx : 4    PM : 7    SpT : 6   

   

Observing logs
IUE : 1   

   

External archives :

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

Data at NED - NASA/IPAC Extragalactic Database : HD 157978

Link by name to the catalogue in VizieR :

HD 157978 AG+07 2194 AKARI-IRC-V1 J1726190+073544 BD+07 3368 FK5 3385
GSC 00991-01877 HD 157979 HIC 85333 HIP 85333 HR 6497
IRAS 17239+0738 2MASS J17261900+0735443 PPM 163990 SAO 122381 TD1 20437
TYC 991-1877-1 uvby98 100157978 Gaia DR2 4490117076491401728 Gaia DR3 4490117076492339712

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