SDSS J085822.12+131349.0

All names: SDSS J085822.12+131349.0, SDSS J085822.11+131349.0, Gaia EDR3 605508268961816832, SDSS J085822.12+131349.00, Gaia DR3 605508268961816832, Gaia DR2 605508268961816832, GALEX J085822.1+131349

Parameter Unit Gaia EDR3 Pan-STARRS DR1 SDSS DR12 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 22.12 (0.3) 08 58 22.11 08 58 22.11 (0.4) 08 58 22.11 (0.3) 08 58 22.12
Declination 13 13 48.74 (0.2) 13 13 49.00 13 13 48.76 (0.2) 13 13 49.17 (0.2) 13 13 49.05
Spectral type DB DB DB DB
Effective temperature [K] 27495.0 23767.0 17437.0 23819.0 (855)
log(g) [cgs] 7.72 7.44 7.21 7.82 (0.1)
Mass [M] 0.473 0.363 0.279 0.513 (0.04)
log(Luminosity) [L]
Cooling age [Gyr] 0.0564
log(H/He) <-3.854
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] 1.78 (0.3) 1.33 (0.5) 1.78 (0.3)
Distance [pc] 562.32 (103) 752.02 (300) 562.33 (103)
Composition He
Proper motion (right ascension) [mas/yr] 4.864005652 (0.3) 3.782625433 (0.7) 4.864 (0.3)
Proper motion (declination) [mas/yr] -26.8412583 (0.2) -26.60642457 (0.4) -26.841 (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 18.84 (0.02) 18.84 (0.02) 18.86 (0.04)
g magnitude 18.95 (0.009) 18.95 (0.009) 18.97 (0.02)
r magnitude 19.33 (0.01) 19.33 (0.01) 19.34 (0.02)
i magnitude 19.59 (0.02) 19.59 (0.02) 19.60 (0.02)
z magnitude 19.72 (0.1) 19.72 (0.1) 19.72 (0.1)
G magnitude 19.15 (0.03) 19.20 19.15 (0.004)
BP magnitude 19.09 (0.03) 19.05
RP magnitude 19.37 (0.06) 19.23
Pan g magnitude 19.01 (0.01)
Pan r magnitude 19.31 (0.02)
Pan i magnitude 19.64 (0.02)
Pan z magnitude 19.87 (0.02)
Pan y magnitude 19.80 (0.05)
E(B-V) 0.028

* 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.