SDSS J080116.80+304243.8

All names: WD 0758+308, SDSS J080116.79+304243.9, Gaia EDR3 877733054347782144, SDSS J080116.80+304243.9, SDSS J080116.80+304243.8, Gaia DR3 877733054347782144, Gaia DR2 877733054347782144

Parameter Unit Gaia EDR3 Pan-STARRS DR1 SDSS DR12 MWDD H Gaia DR2 Stilism Simbad Eisenstein et al. 2006 White Dwarf Catalog (McCook & Sion 1999) Kleinman et al. 2013 Vincent et al. 2023
Right ascension 08 01 16.81 (0.3) 08 01 16.81 08 01 16.81 (0.5) 08 01 16.81 (0.3) 08 01 16.80 08 01 16.22 08 01 16.80
Declination 30 42 43.95 (0.2) 30 42 43.98 30 42 43.95 (0.3) 30 42 43.97 (0.2) 30 42 43.90 30 42 39.96 30 42 43.94
Spectral type DA DA DA_auto DA DA DA
Effective temperature [K] 19505.0 24926.0 (752) 22982.0 (681)
log(g) [cgs] 8.41 7.81 (0.1) 7.79 (0.1)
Mass [M☉] 0.874 0.531 (0.04)
log(Luminosity) [L☉]
Cooling age [Gyr] 0.1795
log(H/He)
log(C/He)
log(Ca/He)
log(Ca/H)
log(C/H)
log(N/H)
log(O/H)
log(Na/H)
log(Mg/H)
log(Al/H)
log(Si/H)
log(P/H)
log(S/H)
log(Sc/H)
log(Ti/H)
log(Cr/H)
log(Mn/H)
log(Fe/H)
log(Ni/H)
Parallax [mas] 2.01 (0.4) 2.73 (0.6) 2.01 (0.4)
Distance [pc] 498.68 (98) 365.90 (82) 498.68 (98)
Composition H
Proper motion (right ascension) [mas/yr] -3.338073411 (0.4) -1.179865014 (1) -3.338 (0.4) -6.6
Proper motion (declination) [mas/yr] -1.579841502 (0.3) -1.686361388 (0.6) -1.58 (0.3) -10.2
Variability
Magnetic
Bd [MG]
Infrared excess (disk)
Binarity
B magnitude
V magnitude
R magnitude
I magnitude
J magnitude
H magnitude
K magnitude
u magnitude 19.16 (0.02) 19.16 (0.02) 19.08 (0.04) 19.08 19.09 (0.04)
g magnitude 19.11 (0.009) 19.11 (0.009) 19.11 (0.02) 19.11 19.10 (0.02)
r magnitude 19.48 (0.01) 19.48 (0.01) 19.49 (0.02) 19.48 19.47 (0.02)
i magnitude 19.74 (0.02) 19.74 (0.02) 19.75 (0.04) 19.74 19.74 (0.04)
z magnitude 20.09 (0.09) 20.09 (0.09) 20.09 (0.1) 20.08 20.09 (0.1)
G magnitude 19.32 (0.03) 19.37 19.32 (0.005)
BP magnitude 19.25 (0.03) 19.18
RP magnitude 19.59 (0.06) 19.50
Pan g magnitude 19.15 (0.006)
Pan r magnitude 19.48 (0.02)
Pan i magnitude 19.78 (0.02)
Pan z magnitude 20.08 (0.04)
Pan y magnitude 19.85 (0.2)
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.