GD 557

Query : GD 557

Basic data :
GD 557 -- White Dwarf
Other object types: otypes_help 		* (GD,UCAC4,...), WD* (2023MNRAS,EGGR,...), WD? (2018MNRAS), PM* (2003AJ), UV (GALEX), NIR (2MASS)
ICRS coord. (ep=J2000) : 		23 15 25.9283521296 +68 31 24.711442212 (Optical) [ 0.0263 0.0281 90 ] A 2020yCat.1350....0G
FK4 coord. (ep=B1950 eq=1950) : 		23 13 24.4508613075 +68 15 04.667218343 [ 0.0263 0.0281 90 ]
Gal coord. (ep=J2000) : 		114.2973764469354 +07.2764071364866 [ 0.0263 0.0281 90 ]
Proper motions mas/yr : 		112.615 -43.193 [0.035 0.034 90] A 2020yCat.1350....0G
Parallaxes (mas): 		22.9342 [0.031] A 2020yCat.1350....0G
Spectral type: 		DA5.6 C 2011ApJ...743..138G
Fluxes (6) :
B 16.3 [~] E 2003AJ....125..984M
R 16.04 [0.21] E 2012yCat.1322....0Z
G 15.964289 [0.002814] C 2020yCat.1350....0G
J 15.91 [0.10] C 2003yCat.2246....0C
H 15.77 [0.17] D 2003yCat.2246....0C
K 15.39 [0.21] D 2003yCat.2246....0C
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Identifiers (11) :
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GD 557 2MASS J23152590+6831245 USNO-B1.0 1585-00221901 Gaia DR2 2214678175128464256
EGGR 455 TIC 422609145 WD 2313+68 Gaia DR3 2214678175128464256
GALEX J231526.1+683124 UCAC4 793-042602 WD 2313+682

References (23 between 1850 and 2026) (Total 23)
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

Distance : 3    Fe/H : 2    Plx : 2    PM : 2    SpT : 3   

   

External archives :

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

Link by name to the catalogue in VizieR :

GALEX J231526.1+683124 2MASS J23152590+6831245 UCAC4 793-042602 USNO-B1.0 1585-00221901 WD 2313+68
WD 2313+682 Gaia DR2 2214678175128464256 Gaia DR3 2214678175128464256

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