SDSS J021103.00+074107.0

All names: SDSS J021103.00+074106.8, GALEX J021102.9+074108, Gaia EDR3 2521351514505634432, Gaia DR3 2521351514505634432, SDSS J021103.00+074107.00, Gaia DR2 2521351514505634432, SDSS J021103.00+074106.9, SDSS J021103.00+074107.0

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 02 11 03.01 (0.3) 02 11 03.01 02 11 03.01 (0.5) 02 11 03.00 (0.3) 02 11 03.00
Declination 07 41 06.72 (0.3) 07 41 06.98 07 41 06.73 (0.4) 07 41 07.03 (0.3) 07 41 07.02
Spectral type DB DB DB DB
Effective temperature [K] 15033.0 14586.0 13358.0 15532.0 (249)
log(g) [cgs] 7.89 7.92 7.88 8.30 (0.2)
Mass [M] 0.529 0.545 0.52 0.769 (0.1)
log(Luminosity) [L]
Cooling age [Gyr] 0.2376
log(H/He) -5.87
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] 2.63 (0.3) 2.28 (0.6) 2.63 (0.3)
Distance [pc] 379.92 (50) 438.57 (109) 379.91 (50)
Composition He
Proper motion (right ascension) [mas/yr] 8.370149291 (0.4) 9.725422452 (0.9) 8.37 (0.4)
Proper motion (declination) [mas/yr] -19.40513288 (0.4) -19.01704044 (0.8) -19.405 (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 19.44 (0.03) 19.44 (0.03) 19.49 (0.04)
g magnitude 19.43 (0.01) 19.43 (0.01) 19.48 (0.03)
r magnitude 19.71 (0.02) 19.71 (0.02) 19.73 (0.04)
i magnitude 19.82 (0.04) 19.82 (0.04) 19.87 (0.04)
z magnitude 19.98 (0.1) 19.98 (0.1) 20.06 (0.1)
G magnitude 19.59 (0.05) 19.65 19.59 (0.005)
BP magnitude 19.61 (0.05) 19.54
RP magnitude 19.64 (0.08) 19.51
Pan g magnitude 19.50 (0.02)
Pan r magnitude 19.73 (0.01)
Pan i magnitude 19.93 (0.02)
Pan z magnitude 20.18 (0.02)
Pan y magnitude 20.24 (0.2)
E(B-V) 0.057

* 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.