SDSS J094204.28+465559.1

All names: Gaia DR3 824416601645616256, SDSS J094204.28+465559.16, GALEX J094204.3+465559, Gaia EDR3 824416601645616256, Gaia DR2 824416601645616256, SDSS J094204.27+465559.1, SDSS J094204.28+465559.1

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 09 42 04.27 (0.6) 09 42 04.28 09 42 04.27 (0.9) 09 42 04.28 (0.6)
Declination 46 55 59.34 (0.6) 46 55 59.15 46 55 59.34 (0.9) 46 55 59.18 (0.6)
Spectral type DA DA DA DA
Effective temperature [K] 11707.0 10902.0 (251)
log(g) [cgs] 8.94 7.80 (0.2)
Mass [M] 1.169 0.518 (0.07)
log(Luminosity) [L]
Cooling age [Gyr] 1.8260
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] 4.03 (1) 3.62 (1) 4.03 (1)
Distance [pc] 248.11 (66) 276.36 (83) 248.11 (66)
Composition H
Proper motion (right ascension) [mas/yr] -9.383666903 (1) -10.76775415 (2) -9.384 (1)
Proper motion (declination) [mas/yr] 10.07299517 (1) 9.103739824 (3) 10.073 (1)
Variability
Magnetic
Bd [MG]
Infrared excess (disk)
Binarity
B magnitude
V magnitude
R magnitude
I magnitude
J magnitude
H magnitude
K magnitude
u magnitude 21.04 (0.09) 21.02 (0.09) 21.02 (0.09)
g magnitude 20.58 (0.03) 20.59 (0.04) 20.59 (0.04)
r magnitude 20.68 (0.04) 20.68 (0.05) 20.68 (0.05)
i magnitude 20.75 (0.06) 20.75 (0.06) 20.75 (0.06)
z magnitude 21.16 (0.3) 21.14 (1) 21.14 (1)
G magnitude 20.63 (0.1) 20.72 20.63 (0.008)
BP magnitude 20.83 (0.1) 20.68
RP magnitude 20.39 (0.2) 20.31
Pan g magnitude 20.63 (0.02)
Pan r magnitude 20.71 (0.08)
Pan i magnitude 20.91 (0.03)
Pan z magnitude 20.95 (0.08)
Pan y magnitude
E(B-V) 0.013

* 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.