SDSS J053146.99-000853.7

All names: SDSS J053146.99-000853.70, SDSS J053146.99-000853.7, Gaia EDR3 3220773813240243968, SDSS J053146.97-000853.7, Gaia DR3 3220773813240243968, Gaia DR2 3220773813240243968, EQ J0531-0008

Parameter Unit Gaia EDR3 Genest-Beaulieu & Bergeron 2019 (spectroscopic) Gaia DR2 Stilism Simbad Kleinman et al. 2013 Vincent et al. 2023
Right ascension 05 31 46.99 (0.3) 05 31 46.99 (0.3) 05 31 46.99 (0.3) 05 31 46.99
Declination -00 08 53.76 (0.2) -00 08 53.76 (0.3) -00 08 53.76 (0.2) -00 08 53.74
Spectral type DBAH DBAH: DO
Effective temperature [K] 52031.0 50000.0 (50)
log(g) [cgs] 8.19 7.51 (0.08)
Mass [M☉] 0.757
log(Luminosity) [L☉]
Cooling age [Gyr]
log(H/He) <-3.47
log(C/He)
log(Ca/He)
log(Ca/H)
Parallax [mas] 0.92 (0.3) 0.55 (0.4) 0.92 (0.3)
Distance [pc] 1086.95 (365) 1811.92 (1294) 1086.96 (365)
Composition
Proper motion (right ascension) [mas/yr] 6.061005415 (0.4) 5.538 (0.8) 6.061 (0.4)
Proper motion (declination) [mas/yr] 0.199725036 (0.3) -0.077 (0.9) 0.2 (0.3)
Variability
Magnetic
Bd [MG]
Infrared excess (disk)
Binarity
B magnitude
V magnitude
R magnitude
I magnitude
J magnitude
H magnitude
K magnitude
u magnitude (0)
g magnitude
r magnitude (0)
i magnitude (0)
z magnitude (0)
G magnitude 19.02 (0.02) 19.06 19.02 (0.004)
BP magnitude 18.97 (0.02) 18.59
RP magnitude 19.29 (0.05) 19.15
Pan g magnitude
Pan r magnitude
Pan i magnitude
Pan z magnitude
Pan y magnitude
E(B-V) 0.119

* 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.