SDSS J151057.26+244332.3

All names: Gaia DR3 1264952977744003328, SDSS J151057.26+244332.3, SDSS J151057.27+244332.2, SDSS J151057.25+244332.2, SDSS J151057.26+244332.30, Gaia DR2 1264952977744003328, Gaia EDR3 1264952977744003328, GALEX J151057.3+244332

Parameter Unit Gaia EDR3 Pan-STARRS DR1 SDSS DR12 Genest-Beaulieu & Bergeron 2019 (spectroscopic) Genest-Beaulieu & Bergeron 2019 (photometric) MWDD HE Gaia DR2 Stilism Vincent et al. 2024 Simbad Kleinman et al. 2013 Vincent et al. 2023
Right ascension 15 10 57.27 (0.1) 15 10 57.26 15 10 57.27 (0.3) 15 10 57.27 15 10 57.25 (0.1) 15 10 57.26
Declination 24 43 31.96 (0.2) 24 43 32.29 24 43 31.97 (0.4) 24 43 31.96 24 43 32.28 (0.2) 24 43 32.34
Spectral type DBAH: DB DBAH DBAH: DB
Effective temperature [K] 17736.0 15871.0 13547.0 15315.0 (1216) 19266.0 (508)
log(g) [cgs] 8.38 8.09 7.89 8.02 (0.1) 8.49 (0.1)
Mass [M] 0.829 0.643 0.526 0.601 (0.1)
log(Luminosity) [L]
Cooling age [Gyr] 0.2309
log(H/He) <-5.474
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] 2.54 (0.2) 2.60 (0.4) 2.54 2.54 (0.2)
Distance [pc] 393.11 (36) 384.61 (62) 393.11 393.11 (36)
Composition He
Proper motion (right ascension) [mas/yr] 23.11810751 (0.2) 23.59458912 (1) 23.118 (0.2)
Proper motion (declination) [mas/yr] -19.70350673 (0.2) -20.67472681 (1) -19.704 (0.2)
Variability
Magnetic
Bd [MG]
Infrared excess (disk)
Binarity
B magnitude
V magnitude
R magnitude
I magnitude
J magnitude
H magnitude
K magnitude
u magnitude 19.12 (0.02) 19.12 (0.02) 19.15 (0.02)
g magnitude 19.15 (0.01) 19.15 (0.01) 19.16 (0.02)
r magnitude 19.43 (0.01) 19.43 (0.01) 19.45 (0.02)
i magnitude 19.66 (0.02) 19.66 (0.02) 19.68 (0.02)
z magnitude 19.96 (0.1) 19.96 (0.1) 19.97 (0.1)
G magnitude 19.29 (0.02) 19.35 19.29 19.29 (0.003)
BP magnitude 19.29 (0.02) 19.24
RP magnitude 19.42 (0.04) 19.35
Pan g magnitude 19.19 (0.006)
Pan r magnitude 19.41 (0.01)
Pan i magnitude 19.68 (0.009)
Pan z magnitude 19.86 (0.03)
Pan y magnitude 19.91 (0.06)
E(B-V) 0.045

* 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.