HD 20477

Query : HD 20477

Basic data :
HD 20477 -- Double or Multiple Star
Other object types: otypes_help 		* (HD,AG,...), ** (**,WDS), PM* (2016A&A), NIR (2MASS)
ICRS coord. (ep=J2000) : 		03 18 19.9834838544 +18 10 17.842792656 (Optical) [ 0.0206 0.0189 90 ] A 2020yCat.1350....0G
FK4 coord. (ep=B1950 eq=1950) : 		03 15 30.0094308939 +17 59 28.574350808 [ 0.0206 0.0189 90 ]
Gal coord. (ep=J2000) : 		165.2119177199942 -32.3824132118871 [ 0.0206 0.0189 90 ]
Proper motions mas/yr : 		-83.268 -103.789 [0.025 0.023 90] A 2020yCat.1350....0G
Radial velocity / Redshift / cz : 		V(km/s) -80.444 [0.0037] / z(spectroscopic) -0.000268 [0.000000] / cz -80.43 [0.00]
   (Opt) A 2018A&A...616A...7S
Parallaxes (mas): 		21.1238 [0.0225] A 2020yCat.1350....0G
Spectral type: 		G0 E 1993yCat.3135....0C
Fluxes (7) :
U 8.330 [0.010] C 1987A&AS...71..561O
B 8.160 [0.007] C 1987A&AS...71..561O
V 7.540 [0.009] C 1987A&AS...71..561O
G 7.374200 [0.002775] C 2020yCat.1350....0G
J 6.352 [0.032] C 2003yCat.2246....0C
H 6.092 [0.038] C 2003yCat.2246....0C
K 6.022 [0.020] C 2003yCat.2246....0C
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Identifiers (22) :
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HD 20477 GEN# +1.00020477 SAO 93376 YZ 17 880
** OCC 910 GSC 01236-00260 SKY# 4961 Gaia DR3 56092345901034880
AG+17 292 HIC 15381 TIC 427020093 Gaia DR1 56092341605703296
AGKR 2909 HIP 15381 TYC 1236-260-1 Gaia DR2 56092345901034880
BD+17 527 2MASS J03181996+1810177 uvby98 100020477
GC 3942 PPM 118985 WDS J03183+1810AB

References (43 between 1850 and 2026) (Total 43)
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 : 4    Distance : 2    Rot : 1    Fe/H : 7    Plx : 5    PM : 7    SpT : 1   

   

External archives :

Link by name to the catalogue in VizieR :

HD 20477 AG+17 292 BD+17 527 GSC 01236-00260 HIC 15381
HIP 15381 2MASS J03181996+1810177 PPM 118985 SAO 93376 TYC 1236-260-1
uvby98 100020477 WDS J03183+1810AB Gaia DR3 56092345901034880 Gaia DR1 56092341605703296 Gaia DR2 56092345901034880

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