SDSS J100657.97+484506.0

All names: GALEX J100657.9+484505, Gaia DR3 823634745798787328, Gaia EDR3 823634745798787328, SDSS J100657.97+484506.0, Gaia DR2 823634745798787328, SDSS J100657.97+484506.01

Parameter Unit Gaia EDR3 Pan-STARRS DR1 SDSS DR12 Hardy et al. 2023a MWDD H Gaia DR2 Stilism Kepler et al. 2016 Simbad Vincent et al. 2023
Right ascension 10 06 57.96 (0.4) 10 06 57.97 10 06 57.96 (0.6) 10 06 57.97 (0.4)
Declination 48 45 06.10 (0.4) 48 45 06.01 48 45 06.10 (0.7) 48 45 06.02 (0.4)
Spectral type DAH DAH DAH DAH DAH
Effective temperature [K] 9410.6 (471) 7856.0 9417.0 (166)
log(g) [cgs] 7.76 (0.2) 7.30 9.81 (0.1)
Mass [M] 0.4687240011264892 (0.2) 0.28 1.3159999999999998 (0.03)
log(Luminosity) [L]
Cooling age [Gyr] 0.5672
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] 1.97 (0.8) 2.11 (0.9) 1.97 (0.8)
Distance [pc] 506.65 (197) 474.34 (212) 506.64 (197)
Composition H
Proper motion (right ascension) [mas/yr] -8.864456374 (0.9) -10.4873227 (2) -8.864 (0.9)
Proper motion (declination) [mas/yr] 5.272277068 (0.8) 2.655445905 (1) 5.272 (0.8)
Variability
Magnetic yes
Bd [MG] 8.128712847818576
Infrared excess (disk)
Binarity
B magnitude
V magnitude
R magnitude
I magnitude
J magnitude
H magnitude
K magnitude
u magnitude 20.98 (0.09) 20.97 (0.08) 20.98 (0.09)
g magnitude 20.55 (0.02) 20.58 (0.03) 20.56 (0.03)
r magnitude 20.51 (0.03) 20.55 (0.04) 20.52 (0.03)
i magnitude 20.63 (0.05) 20.66 (0.05) 20.64 (0.05)
z magnitude 20.51 (0.2) 20.53 (0.2) 20.51 (0.2)
G magnitude 20.48 (0.08) 20.56 20.48 (0.006)
BP magnitude 20.47 (0.08) 20.46
RP magnitude 20.01 (0.09) 20.13
Pan g magnitude 20.54 (0.01)
Pan r magnitude 20.60 (0.03)
Pan i magnitude 20.60 (0.02)
Pan z magnitude 20.65 (0.03)
Pan y magnitude
E(B-V) 0.021

* 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.