SDSS J010119.52+041717.7

All names: SDSS J010119.51+041717.7, SDSS J010119.52+041717.77, Gaia DR2 2551938965918339072, Gaia DR3 2551938965918339072, GALEX J010119.4+041716, Gaia EDR3 2551938965918339072, SDSS J010119.52+041717.7, SDSS J010119.52+041717.8

Parameter Unit Gaia EDR3 Pan-STARRS DR1 SDSS DR10 MWDD H Gaia DR2 Stilism Kepler et al. 2015 Simbad Vincent et al. 2023
Right ascension 01 01 19.51 (0.7) 01 01 19.52 01 01 19.51 (0.8) 01 01 19.52 (0.7)
Declination 04 17 17.64 (0.5) 04 17 17.77 04 17 17.65 (0.7) 04 17 17.88 (0.5)
Spectral type DA DA DA DA
Effective temperature [K] 7904.0 8099.0 (171)
log(g) [cgs] 8.64 8.55 (0.2)
Mass [M] 1.004 0.934 (0.1)
log(Luminosity) [L]
Cooling age [Gyr] 3.3050
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] 4.75 (0.7) 5.13 (0.9) 4.75 (0.7)
Distance [pc] 210.50 (33) 194.78 (34) 210.50 (33)
Composition H
Proper motion (right ascension) [mas/yr] -15.84462053 (1) -16.0808556 (2) -15.845 (1)
Proper motion (declination) [mas/yr] -14.87146525 (0.7) -14.08547311 (1) -14.871 (0.7)
Variability
Magnetic
Bd [MG]
Infrared excess (disk)
Binarity
B magnitude
V magnitude
R magnitude
I magnitude
J magnitude
H magnitude
K magnitude
u magnitude 21.14 (0.1) 21.15 (0.1) 21.14 (0.1)
g magnitude 20.64 (0.03) 20.68 (0.04) 20.64 (0.03)
r magnitude 20.44 (0.03) 20.53 (0.04) 20.44 (0.03)
i magnitude 20.47 (0.05) 20.56 (0.05) 20.46 (0.05)
z magnitude 20.62 (0.3) 20.71 (0.2) 20.62 (0.3)
G magnitude 20.49 (0.1) 20.54 20.49 (0.009)
BP magnitude 20.66 (0.1) 20.53
RP magnitude 20.24 (0.1) 20.00
Pan g magnitude 20.56 (0.03)
Pan r magnitude 20.53 (0.03)
Pan i magnitude 20.54 (0.02)
Pan z magnitude 20.56 (0.06)
Pan y magnitude 20.56 (0.1)
E(B-V) 0.014

* 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.