WD 0554-165

All names: Gaia EDR3 2991789869534666240, Gaia DR2 2991789869534666240, GALEX J055701.3-163511, 1RXS J055701.2-163507, USNO-B1.0 0734-00076488, WD 0554-165, EQ J0557-165, Gaia DR3 2991789869534666240

Parameter Unit Gaia EDR3 Gaia DR2 Stilism Vincent et al. 2024 Simbad White Dwarf Catalog (McCook & Sion 1999)
Right ascension 05 57 01.29 (0.08) 05 57 01.29 (0.1) 05 57 01.29 05 57 01.30 (0.08) 05 57 00.84
Declination -16 35 12.16 (0.09) -16 35 12.16 (0.1) -16 35 12.16 -16 35 12.23 (0.09) -16 35 12.12
Spectral type DA DA1 DA1
Effective temperature [K] 56016.0 (14635)
log(g) [cgs] 9.06 (0.1)
Mass [M☉] 1.24 (0.06)
log(Luminosity) [L☉]
Cooling age [Gyr]
log(H/He)
log(C/He)
log(Ca/He)
log(Ca/H)
Parallax [mas] 4.17 (0.1) 4.19 (0.2) 4.17 4.17 (0.1)
Distance [pc] 239.95 (6) 238.87 (13) 239.95 239.95 (6)
Composition
Proper motion (right ascension) [mas/yr] -6.746873745 (0.1) -7.18789515 (0.4) -6.747 (0.1)
Proper motion (declination) [mas/yr] 4.271707737 (0.1) 4.781006333 (0.6) 4.272 (0.1)
Variability
Magnetic
Bd [MG]
Infrared excess (disk)
Binarity
B magnitude 17.80
V magnitude
R magnitude 18.10
I magnitude
J magnitude
H magnitude
K magnitude
u magnitude
g magnitude
r magnitude
i magnitude
z magnitude
G magnitude 17.94 (0.01) 17.98 17.94 17.94 (0.003)
BP magnitude 17.83 (0.01) 17.73
RP magnitude 18.40 (0.03) 18.31
Pan g magnitude
Pan r magnitude
Pan i magnitude
Pan z magnitude
Pan y magnitude
E(B-V) 0.014

* Constant surface field

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The Montreal White Dwarf Database is produced and maintained by Prof. Patrick Dufour (Université de Montréal) and Dr. Simon Blouin (University of Victoria). Please send database updates, corrections, suggestions or bug reports to patrick.dufour@umontreal.ca.