Gaia DR2 798742730259141376

All names: SDSS J092825.92+362249.3, Ton 1062, Gaia EDR3 798742730259141376, WDJ092825.91+362249.69, J0928+3622, Gaia DR3 798742730259141376, CSO 225, Gaia DR2 798742730259141376

Parameter Unit Gaia EDR3 Pan-STARRS DR1 Kilic et al. 2025 Caron et al. 2023 MWDD H MWDD HE Gaia DR2 Stilism Vincent et al. 2024 Simbad Gentile Fusillo et al. 2018 Vincent et al. 2023
Right ascension 09 28 25.96 (0.07) 09 28 25.96 09 28 25.96 09 28 25.91 (0.07) 09 28 25.96
Declination 36 22 48.05 (0.06) 36 22 48.11 36 22 48.05 36 22 49.70 (0.06) 36 22 48.11
Spectral type DC DC DC DC DC
Effective temperature [K] 7612.0 (38) 7672.0 (36) 8189.0 7873.0 7481.0 (80)
log(g) [cgs] 8.17 (0.01) 8.19 (0.01) 8.40 8.31 8.17 (0.02)
Mass [M] 0.681 (0.009) 0.696 (0.01) 0.853 0.777 0.683 (0.02)
log(Luminosity) [L]
Cooling age [Gyr] 1.6800 2.1560 2.0600
log(H/He) -3.6 -3.6
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] 16.45 (0.09) 16.45 (0.1) 16.45 (0.1) 16.45 16.45 (0.09) 16.45 (0.1)
Distance [pc] 60.78 (0.3) 60.79 (0.5) 60.81 (0.5) 60.78 60.78 (0.3) 60.81 (0.5)
Composition He
Proper motion (right ascension) [mas/yr] 34.45231242 (0.08) 34.4424278 (0.2) 34.452 (0.08) 34.4424278
Proper motion (declination) [mas/yr] -102.5691834 (0.07) -102.4504737 (0.2) -102.569 (0.07) -102.4504737
Variability
Magnetic
Bd [MG]
Infrared excess (disk)
Binarity
B magnitude
V magnitude
R magnitude
I magnitude
J magnitude 17.09 (0.03)
H magnitude
K magnitude
u magnitude 17.87 (0.01) 17.87 (0.01) 17.87 (0.01)
g magnitude 17.50 (0.005) 17.50 (0.005)
r magnitude 17.43 (0.005) 17.43 (0.005)
i magnitude 17.48 (0.006) 17.48 (0.006)
z magnitude 17.64 (0.02) 17.64 (0.02)
G magnitude 17.40 (0.005) 17.42 17.40 17.40 (0.003) 17.42
BP magnitude 17.54 (0.005) 17.52 17.52
RP magnitude 17.19 (0.007) 17.17 17.17
Pan g magnitude 17.51 (0.003) 17.51 (0.003)
Pan r magnitude 17.44 (0.004) 17.44 (0.004)
Pan i magnitude 17.49 (0.004) 17.49 (0.003)
Pan z magnitude 17.60 (0.007) 17.60 (0.007)
Pan y magnitude 17.66 (0.01) 17.66 (0.01)
E(B-V) 0.002

* 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.