HD 20784

Query : HD 20784

Basic data :
HD 20784 -- Spectroscopic Binary
Other object types: otypes_help 		* (HD,CD,...), SB* (2022A&A), Ro* (2019ApJ), UV (TD1), NIR (2MASS)
ICRS coord. (ep=J2000) : 		03 18 24.7217812224 -55 49 21.122884344 (Optical) [ 0.0203 0.0211 90 ] A 2020yCat.1350....0G
FK4 coord. (ep=B1950 eq=1950) : 		03 17 05.9560430387 -56 00 12.867376318 [ 0.0203 0.0211 90 ]
Gal coord. (ep=J2000) : 		270.6041155161946 -51.0653396559346 [ 0.0203 0.0211 90 ]
Proper motions mas/yr : 		7.071 -4.732 [0.024 0.029 90] A 2020yCat.1350....0G
Parallaxes (mas): 		1.4074 [0.0232] A 2020yCat.1350....0G
Spectral type: 		B9.5V C 1975MSS...C01....0H
Fluxes (6) :
B 8.26 [0.01] D 2000A&A...355L..27H
V 8.28 [0.01] D 2000A&A...355L..27H
G 8.272038 [0.002785] C 2020yCat.1350....0G
J 8.215 [0.024] C 2003yCat.2246....0C
H 8.235 [0.051] C 2003yCat.2246....0C
K 8.218 [0.026] C 2003yCat.2246....0C
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Identifiers (18) :
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HD 20784 GSC 08496-00967 RAVE J031824.7-554921 Gaia DR2 4733510055655723392
CD-56 662 HIC 15389 SAO 233070 Gaia DR3 4733510055655723392
CPC 19 1005 HIP 15389 TD1 2108 Gaia DR1 4733510051359096960
CPD-56 520 2MASS J03182473-5549211 TIC 207235278
GC 3974 PPM 332554 TYC 8496-967-1

References (19 between 1850 and 2026) (Total 19)
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 : 2    Distance : 3    Fe/H : 2    Plx : 5    PM : 5    SpT : 2   

   

External archives :

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

Link by name to the catalogue in VizieR :

HD 20784 CD-56 662 CPD-56 520 GSC 08496-00967 HIC 15389
HIP 15389 2MASS J03182473-5549211 PPM 332554 RAVE J031824.7-554921 SAO 233070
TD1 2108 TYC 8496-967-1 Gaia DR2 4733510055655723392 Gaia DR3 4733510055655723392 Gaia DR1 4733510051359096960

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