SDSS J082214.46+132501.6

All names: SDSS J082214.46+132501.6, Gaia EDR3 651152123367170048, GALEX J082214.4+132501, SDSS J082214.46+132501.60, SDSS J082214.45+132501.5, Gaia DR2 651152123367170048, Gaia DR3 651152123367170048

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 22 14.45 (0.4) 08 22 14.45 08 22 14.45 (0.6) 08 22 14.46 (0.4) 08 22 14.46
Declination 13 25 01.62 (0.3) 13 25 01.56 13 25 01.62 (0.5) 13 25 01.55 (0.3) 13 25 01.59
Spectral type DBA: DBA DBA: DB
Effective temperature [K] 15589.0 13522.0 13481.0 15199.0 (403)
log(g) [cgs] 7.87 8.23 8.27 7.43 (0.3)
Mass [M] 0.516 0.73 0.752
log(Luminosity) [L]
Cooling age [Gyr] 0.4236
log(H/He) -4.795
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] 2.14 (0.5) 2.34 (0.7) 2.14 (0.5)
Distance [pc] 467.93 (108) 427.09 (129) 467.92 (108)
Composition He
Proper motion (right ascension) [mas/yr] -9.849076295 (0.5) -10.38501682 (1) -9.849 (0.5)
Proper motion (declination) [mas/yr] 4.259467965 (0.4) 3.98044412 (0.9) 4.259 (0.4)
Variability
Magnetic
Bd [MG]
Infrared excess (disk)
Binarity
B magnitude
V magnitude
R magnitude
I magnitude
J magnitude
H magnitude
K magnitude
u magnitude 20.00 (0.04) 20.00 (0.04) 20.01 (0.05)
g magnitude 19.90 (0.02) 19.90 (0.02) 19.89 (0.02)
r magnitude 20.19 (0.02) 20.19 (0.02) 20.21 (0.02)
i magnitude 20.44 (0.04) 20.44 (0.04) 20.43 (0.04)
z magnitude 20.81 (0.2) 20.81 (0.2) 20.73 (0.2)
G magnitude 20.07 (0.06) 20.12 20.07 (0.006)
BP magnitude 20.05 (0.06) 19.93
RP magnitude 20.23 (0.1) 20.32
Pan g magnitude 19.94 (0.01)
Pan r magnitude 20.24 (0.008)
Pan i magnitude 20.47 (0.02)
Pan z magnitude 20.70 (0.02)
Pan y magnitude
E(B-V) 0.027

* 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.