SDSS J162546.32+251144.0

All names: Gaia DR3 1302567751566776704, SDSS J162546.32+251143.9, SDSS J162546.32+251144.0, SDSS J162546.32+251144.00, GALEX J162546.2+251144, Gaia EDR3 1302567751566776704, Gaia DR2 1302567751566776704

Parameter Unit Gaia EDR3 Pan-STARRS DR1 SDSS DR12 Genest-Beaulieu & Bergeron 2019 (spectroscopic) Genest-Beaulieu & Bergeron 2019 (photometric) MWDD HE Gaia DR2 Stilism Koester & Kepler 2015 Vincent et al. 2024 Simbad Kleinman et al. 2013 Vincent et al. 2023
Right ascension 16 25 46.30 (0.05) 16 25 46.32 16 25 46.30 (0.08) 16 25 46.30 16 25 46.33 (0.05) 16 25 46.32
Declination 25 11 43.62 (0.08) 25 11 44.00 25 11 43.64 (0.1) 25 11 43.62 25 11 44.08 (0.08) 25 11 44.01
Spectral type DBAH: DB DBAH DBAH: DB
Effective temperature [K] 12425.0 11830.0 11332.0 11596.0 (98) 11665.0 (237) 12963.0 (253)
log(g) [cgs] 8.39 8.03 7.98 8.00 (0) 8.09 (0.03) 9.03 (0.2)
Mass [M] 0.836 0.604 0.573 0.638 (0.03)
log(Luminosity) [L]
Cooling age [Gyr] 0.4361
log(H/He) -5.395 -5.36 (0.2)
log(C/He)
log(Ca/He) <-10.29
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] 6.29 (0.1) 6.02 (0.1) 6.29 6.29 (0.1)
Distance [pc] 158.87 (3) 166.19 (4) 162.00 158.87 158.87 (3)
Composition He
Proper motion (right ascension) [mas/yr] -24.2198341 (0.07) -24.0950765 (0.2) -24.22 (0.07)
Proper motion (declination) [mas/yr] -28.4124311 (0.1) -28.31496278 (0.2) -28.412 (0.1)
Variability
Magnetic
Bd [MG]
Infrared excess (disk)
Binarity
B magnitude
V magnitude
R magnitude
I magnitude
J magnitude
H magnitude
K magnitude
u magnitude 18.02 (0.01) 18.02 (0.01) 18.03 (0.02)
g magnitude 17.95 (0.006) 17.95 (0.006) 17.96 (0.01)
r magnitude 18.11 (0.007) 18.11 (0.007) 18.08 (0.02)
i magnitude 18.31 (0.009) 18.31 (0.009) 18.30 (0.01)
z magnitude 18.52 (0.03) 18.52 (0.03) 18.49 (0.03)
G magnitude 18.00 (0.01) 18.04 18.00 18.00 (0.003)
BP magnitude 18.02 (0.01) 17.98
RP magnitude 18.01 (0.01) 17.97
Pan g magnitude 17.98 (0.005)
Pan r magnitude 18.12 (0.004)
Pan i magnitude 18.31 (0.004)
Pan z magnitude 18.50 (0.008)
Pan y magnitude 18.60 (0.03)
E(B-V) 0.027

* 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.