SDSS J002922.91+081848.2

All names: Gaia DR3 2749807318971009024, SDSS J002922.91+081848.2, SDSS J002922.91+081848.21, GALEX J002922.8+081847, SDSS J002922.90+081848.2, Gaia DR2 2749807318971009024, Gaia EDR3 2749807318971009024

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 00 29 22.93 (0.3) 00 29 22.90 00 29 22.93 (0.4) 00 29 22.89 (0.3)
Declination 08 18 48.37 (0.2) 08 18 48.21 08 18 48.37 (0.3) 08 18 48.27 (0.2)
Spectral type DA: DA: DA DA
Effective temperature [K] 8256.0 8903.0 (50)
log(g) [cgs] 7.59 7.77 (0.01)
Mass [M] 0.386 0.495 (0.005)
log(Luminosity) [L]
Cooling age [Gyr] 0.6252
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] 3.77 (0.3) 3.64 (0.5) 3.77 (0.3)
Distance [pc] 265.28 (24) 274.53 (37) 265.28 (24)
Composition H
Proper motion (right ascension) [mas/yr] 41.4376936 (0.4) 40.47130225 (1) 41.438 (0.4)
Proper motion (declination) [mas/yr] 6.247860211 (0.3) 5.562967803 (0.6) 6.248 (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 19.93 (0.04) 19.93 (0.04) 19.93 (0.04)
g magnitude 19.51 (0.01) 19.51 (0.01) 19.51 (0.01)
r magnitude 19.53 (0.02) 19.53 (0.02) 19.53 (0.02)
i magnitude 19.60 (0.03) 19.60 (0.03) 19.60 (0.03)
z magnitude 19.52 (0.08) 19.52 (0.08) 19.52 (0.08)
G magnitude 19.48 (0.04) 19.52 19.48 (0.004)
BP magnitude 19.57 (0.04) 19.56
RP magnitude 19.26 (0.07) 19.33
Pan g magnitude 19.55 (0.01)
Pan r magnitude 19.55 (0.009)
Pan i magnitude 19.60 (0.01)
Pan z magnitude 19.67 (0.02)
Pan y magnitude 19.65 (0.07)
E(B-V) 0.023

* 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.