SDSS J080653.76+361014.2

All names: GALEX J080653.8+361014, SDSS J080653.76+361014.20, Gaia DR3 906202159169720192, SDSS J080653.77+361014.2, Gaia EDR3 906202159169720192, SDSS J080653.76+361014.2, Gaia DR2 906202159169720192

Parameter Unit Gaia EDR3 Pan-STARRS DR1 SDSS DR10 Genest-Beaulieu & Bergeron 2019 (spectroscopic) Genest-Beaulieu & Bergeron 2019 (photometric) MWDD HE Gaia DR2 Stilism Koester & Kepler 2015 Kepler et al. 2015 Simbad Vincent et al. 2023
Right ascension 08 06 53.78 (0.3) 08 06 53.77 08 06 53.78 (0.4) 08 06 53.78 (0.3)
Declination 36 10 14.20 (0.2) 36 10 14.27 36 10 14.20 (0.5) 36 10 14.26 (0.2)
Spectral type DB DB DB DB
Effective temperature [K] 17591.0 16675.0 12118.0 17038.0 (159) 16614.0 (500)
log(g) [cgs] 8.16 7.62 7.17 7.70 (0.1) 7.94 (0.01)
Mass [M] 0.693 0.402 0.247 0.5329999999999999 (0.03)
log(Luminosity) [L]
Cooling age [Gyr] 0.1707
log(H/He) -5.115 <-4.59
log(C/He)
log(Ca/He) <-5.73
log(Ca/H)
log(N/He)
log(O/He)
log(Na/He)
log(Mg/He)
log(Al/He)
log(Si/He)
log(P/He)
log(S/He)
log(Cl/He)
log(Sc/He)
log(Ti/He)
log(V/He)
log(Cr/He)
log(Mn/He)
log(Fe/He)
log(Co/He)
log(Ni/He)
log(Cu/He)
log(Zn/He)
log(Ga/He)
log(Ge/He)
log(Sr/He)
Parallax [mas] 1.83 (0.3) 1.69 (0.5) 1.83 (0.3)
Distance [pc] 546.60 (103) 592.20 (193) 570.00 546.60 (103)
Composition He
Proper motion (right ascension) [mas/yr] -4.157995553 (0.3) -5.43222701 (0.9) -4.158 (0.3)
Proper motion (declination) [mas/yr] -3.903353722 (0.2) -2.880713171 (1) -3.903 (0.2)
Variability
Magnetic
Bd [MG]
Infrared excess (disk)
Binarity
B magnitude
V magnitude
R magnitude
I magnitude
J magnitude
H magnitude
K magnitude
u magnitude 19.29 (0.02) 19.29 (0.02) 19.29 (0.03)
g magnitude 19.31 (0.01) 19.31 (0.01) 19.31 (0.01)
r magnitude 19.61 (0.02) 19.61 (0.02) 19.61 (0.02)
i magnitude 19.81 (0.02) 19.81 (0.02) 19.81 (0.02)
z magnitude 20.00 (0.09) 20.00 (0.09) 20.00 (0.09)
G magnitude 19.48 (0.04) 19.52 19.48 (0.005)
BP magnitude 19.56 (0.04) 19.41
RP magnitude 19.55 (0.08) 19.51
Pan g magnitude 19.37 (0.01)
Pan r magnitude 19.64 (0.02)
Pan i magnitude 19.91 (0.01)
Pan z magnitude 20.09 (0.04)
Pan y magnitude 20.00 (0.001)
E(B-V) 0.035

* 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.