WD 1507+465

All names: SDSS J150928.52+462321.0, SDSS J150928.51+462321.0, SDSS J150928.51+462321.1, GALEX J150928.5+462321, Gaia EDR3 1587830447051812480, Gaia DR2 1587830447051812480, CBS 303, SDSS J150928.50+462321.0, Gaia DR3 1587830447051812480, WD 1507+465

Parameter Unit Gaia EDR3 Pan-STARRS DR1 SDSS DR12 MWDD H Gaia DR2 Stilism Gianninas et al. 2011 Tremblay et al. 2011 Vincent et al. 2024 Simbad Eisenstein et al. 2006 White Dwarf Catalog (McCook & Sion 1999) Kleinman et al. 2013 Vincent et al. 2023
Right ascension 15 09 28.50 (0.06) 15 09 28.52 15 09 28.50 (0.08) 15 09 28.50 15 09 28.52 (0.06) 15 09 28.51 15 09 29.18 15 09 28.51
Declination 46 23 20.98 (0.06) 46 23 21.06 46 23 20.98 (0.08) 46 23 20.98 46 23 21.00 (0.06) 46 23 21.08 46 23 14.64 46 23 21.08
Spectral type DA DA DA DA DA1.7 DA_auto DA DA DA
Effective temperature [K] 22552.0 29600.0 (462) 29620.0 (340) 32240.0 (1523) 29439.0 (241) 29439.0 (241)
log(g) [cgs] 7.35 7.68 (0.06) 7.55 (0.07) 7.79 (0.06) 7.57 (0.05) 7.61 (0.05)
Mass [M] 0.358 0.49 (0.02) 0.46 (0.03) 0.547 (0.04) 0.488 (0.02)
log(Luminosity) [L]
Cooling age [Gyr] 0.0200 0.0060
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] 2.40 (0.07) 2.40 (0.09) 2.40 2.40 (0.07)
Distance [pc] 417.02 (12) 416.37 (16) 317.00 417.02 417.01 (12)
Composition H H H
Proper motion (right ascension) [mas/yr] -12.51960832 (0.07) -12.30144213 (0.1) -12.52 (0.07) -15.6
Proper motion (declination) [mas/yr] -1.142421174 (0.08) -0.971852973 (0.2) -1.142 (0.08) -1.5
Variability
Magnetic
Bd [MG]
Infrared excess (disk)
Binarity
B magnitude 17.00
V magnitude
R magnitude
I magnitude
J magnitude
H magnitude
K magnitude
u magnitude 17.17 (0.009) 17.17 (0.009) 17.19 (0.02) 17.18 17.21 (0.02)
g magnitude 17.39 (0.005) 17.39 (0.005) 17.39 (0.02) 17.39 17.41 (0.02)
r magnitude 17.84 (0.006) 17.84 (0.006) 17.86 (0.02) 17.85 17.86 (0.02)
i magnitude 18.17 (0.009) 18.17 (0.009) 18.17 (0.02) 18.17 18.17 (0.02)
z magnitude 18.50 (0.03) 18.50 (0.03) 18.51 (0.04) 18.51 18.53 (0.04)
G magnitude 17.64 (0.006) 17.67 17.64 17.64 (0.003)
BP magnitude 17.52 (0.006) 17.45
RP magnitude 17.93 (0.01) 17.89
Pan g magnitude 17.48 (0.007)
Pan r magnitude 17.88 (0.008)
Pan i magnitude 18.21 (0.004)
Pan z magnitude 18.49 (0.01)
Pan y magnitude 18.64 (0.02)
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.