GALEX 2684684185912741508

All names: Gaia EDR3 764917869937987584, SDSS J111010.94+385700.30, SDSS J111010.94+385700.3, SDSS J111010.93+385700.2, USNO-A2.0 1275-07865575, Gaia DR2 764917869937987584, Gaia DR3 764917869937987584, GALEX 2684684185912741508

Parameter Unit Gaia EDR3 Pan-STARRS DR1 SDSS DR12 Genest-Beaulieu & Bergeron 2019 (spectroscopic) MWDD HE Gaia DR2 Stilism Koester & Kepler 2015 Vincent et al. 2024 Simbad Kleinman et al. 2013 Vincent et al. 2023
Right ascension 11 10 10.93 (0.1) 11 10 10.94 11 10 10.93 (0.2) 11 10 10.93 11 10 10.93 (0.2) 11 10 10.94
Declination 38 57 00.06 (0.2) 38 57 00.29 38 57 00.07 (0.3) 38 57 00.06 38 57 00.29 (0.3) 38 57 00.28
Spectral type DBAH: DB DBAH DBAH: DB
Effective temperature [K] 16160.0 15476.0 16426.0 (59) 14751.0 (875) 16552.0 (130)
log(g) [cgs] 8.11 7.91 8.11 (0.04) 7.89 (0.09) 8.22 (0.07)
Mass [M] 0.655 0.537 0.529 (0.07)
log(Luminosity) [L]
Cooling age [Gyr] 0.1534
log(H/He) -4.534 -4.39 (0.1)
log(C/He)
log(Ca/He) <-7.0
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] 3.77 (0.2) 3.60 (0.4) 3.77 3.60 (0.4)
Distance [pc] 265.46 (13) 278.08 (28) 252.00 265.46 278.08 (28)
Composition He
Proper motion (right ascension) [mas/yr] 0.087459054 (0.1) -0.163819275 (0.3) -0.164 (0.3)
Proper motion (declination) [mas/yr] -14.710909 (0.2) -14.54776968 (0.4) -14.548 (0.4)
Variability
Magnetic
Bd [MG]
Infrared excess (disk)
Binarity
B magnitude 17.30 (0.3)
V magnitude
R magnitude 18.00 (0.3)
I magnitude
J magnitude
H magnitude
K magnitude
u magnitude 18.02 (0.01) 18.02 (0.01) 18.02 (0.01)
g magnitude 18.14 (0.006) 18.14 (0.006) 18.15 (0.02)
r magnitude 18.44 (0.008) 18.44 (0.008) 18.44 (0.02)
i magnitude 18.69 (0.01) 18.69 (0.01) 18.69 (0.02)
z magnitude 18.97 (0.04) 18.97 (0.04) 18.97 (0.05)
G magnitude 18.27 (0.02) 18.31 18.27 18.31 (0.003)
BP magnitude 18.24 (0.02) 18.14
RP magnitude 18.37 (0.02) 18.39
Pan g magnitude 18.16 (0.004)
Pan r magnitude 18.44 (0.01)
Pan i magnitude 18.72 (0.008)
Pan z magnitude 18.93 (0.01)
Pan y magnitude 19.07 (0.02)
E(B-V) 0.015

* 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.