SDSS J085824.95+590012.9

All names: Gaia DR2 1037848786604182784, Gaia DR3 1037848786604182784, Gaia EDR3 1037848786604182784, SDSS J085824.95+590012.90, SDSS J085824.95+590012.9, GALEX J085824.9+590012

Parameter Unit Gaia EDR3 Pan-STARRS DR1 SDSS DR12 Bedard et al. 2020 Genest-Beaulieu & Bergeron 2019 (spectroscopic) Genest-Beaulieu & Bergeron 2019 (photometric) MWDD HE Gaia DR2 Stilism Simbad Kleinman et al. 2013 Vincent et al. 2023
Right ascension 08 58 24.93 (0.1) 08 58 24.95 08 58 24.93 (0.2) 08 58 24.96 (0.1) 08 58 24.95
Declination 59 00 12.86 (0.2) 59 00 12.95 59 00 12.87 (0.3) 59 00 13.01 (0.2) 59 00 12.94
Spectral type DB DB DB DB DB
Effective temperature [K] 30322.0 (613) 29753.0 26086.0 17035.0 28141.0 (990)
log(g) [cgs] 7.81 (0.07) 7.92 7.80 7.49 7.93 (0.1)
Mass [M] 0.52 (0.03) 0.572 0.505 0.355 0.573 (0.05)
log(Luminosity) [L] -0.77 (0.06)
Cooling age [Gyr] 0.0091 (0.0006) 0.0678
log(H/He) <-3.593
log(C/He)
log(Ca/He)
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] 1.63 (0.2) 1.68 (0.3) 1.63 (0.2)
Distance [pc] 613.79 (85) 594.19 (110) 613.80 (85)
Composition He He
Proper motion (right ascension) [mas/yr] -13.17949922 (0.1) -13.69421025 (0.5) -13.179 (0.1)
Proper motion (declination) [mas/yr] -9.437557648 (0.2) -9.273877991 (0.5) -9.438 (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 18.75 (0.02) 18.75 (0.02) 18.76 (0.03)
g magnitude 18.90 (0.009) 18.90 (0.009) 18.92 (0.04)
r magnitude 19.26 (0.01) 19.26 (0.01) 19.29 (0.03)
i magnitude 19.51 (0.02) 19.51 (0.02) 19.53 (0.04)
z magnitude 19.74 (0.1) 19.74 (0.1) 19.76 (0.09)
G magnitude 19.11 (0.02) 19.15 19.11 (0.003)
BP magnitude 19.07 (0.02) 19.00
RP magnitude 19.31 (0.04) 19.25
Pan g magnitude 18.97 (0.008)
Pan r magnitude 19.27 (0.01)
Pan i magnitude 19.58 (0.006)
Pan z magnitude 19.80 (0.03)
Pan y magnitude 19.87 (0.05)
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.