SDSS J084331.87+152036.1

All names: Gaia DR3 609652847978639360, Gaia EDR3 609652847978639360, SDSS J084331.87+152036.1, SDSS J084331.87+152036.0, Gaia DR2 609652847978639360, GALEX J084331.9+152036

Parameter Unit Gaia EDR3 Pan-STARRS DR1 SDSS DR12 MWDD H Gaia DR2 Stilism Simbad Kleinman et al. 2013 Vincent et al. 2023
Right ascension 08 43 31.87 (0.4) 08 43 31.87 08 43 31.87 (0.5) 08 43 31.88 (0.4) 08 43 31.87
Declination 15 20 35.76 (0.2) 15 20 36.05 15 20 35.78 (0.3) 15 20 36.19 (0.2) 15 20 36.06
Spectral type DA DA DA DA
Effective temperature [K] 7880.0 7996.0 (156)
log(g) [cgs] 8.23 8.75 (0.2)
Mass [M] 0.741 1.042 (0.1)
log(Luminosity) [L]
Cooling age [Gyr] 1.6490
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] 5.02 (0.5) 4.93 (0.7) 5.02 (0.5)
Distance [pc] 199.30 (18) 202.77 (27) 199.30 (18)
Composition H
Proper motion (right ascension) [mas/yr] -10.40445744 (0.5) -9.97952541 (1) -10.404 (0.5)
Proper motion (declination) [mas/yr] -26.85634459 (0.3) -26.97825347 (0.5) -26.856 (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 20.38 (0.05) 20.38 (0.05) 20.41 (0.06)
g magnitude 20.00 (0.02) 20.00 (0.02) 20.00 (0.02)
r magnitude 19.92 (0.02) 19.92 (0.02) 19.95 (0.02)
i magnitude 19.86 (0.02) 19.86 (0.02) 19.90 (0.03)
z magnitude 19.90 (0.1) 19.90 (0.1) 19.93 (0.1)
G magnitude 19.88 (0.05) 19.93 19.88 (0.004)
BP magnitude 20.07 (0.05) 19.98
RP magnitude 19.74 (0.06) 19.65
Pan g magnitude 19.98 (0.02)
Pan r magnitude 19.94 (0.008)
Pan i magnitude 19.95 (0.02)
Pan z magnitude 20.03 (0.02)
Pan y magnitude 19.98 (0.1)
E(B-V) 0.012

* 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.