SDSS J152812.03+513445.2

All names: Gaia DR2 1595970711451752192, SDSS J152812.05+513445.2, SDSS J152812.03+513445.1, WD 1526+517, SDSS J152812.03+513444.1, GALEX J152812.0+513445, SDSS J152812.04+513445.2, SDSS J152812.04+513445.1, J1528+5134, Gaia EDR3 1595970711451752192, Gaia DR3 1595970711451752192, SDSS J152812.03+513445.2

Parameter Unit Gaia EDR3 Pan-STARRS DR1 SDSS DR12 Coutu et al. 2019 Gaia DR2 Stilism Koester et al. 2006 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 28 12.05 (0.1) 15 28 12.04 15 28 12.04 15 28 12.05 (0.1) 15 28 12.05 15 28 12.04 (0.1) 15 28 12.04 15 28 11.33 15 28 12.04
Declination 51 34 43.90 (0.1) 51 34 45.19 51 34 45.30 51 34 43.94 (0.1) 51 34 43.90 51 34 45.29 (0.1) 51 34 45.16 51 34 41.16 51 34 45.16
Spectral type DQ DQ DQ DQ DQ DQ DQ DQ
Effective temperature [K] 7578.0 (167) 7531.0 7265.0 (109) 10082.0 (6) 10082.0 (8)
log(g) [cgs] 8.01 8.00 (0) 7.92 (0.03) 8.56 (0.4) 8.99 (0.7)
Mass [M] 0.5823 0.525 (0.03)
log(Luminosity) [L]
Cooling age [Gyr] 1.3000
log(H/He)
log(C/He) -5.6504 (0.04) -5.69 (0.03)
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] 9.72 (0.1) 9.63 9.63 (0.1) 9.72 9.72 (0.1)
Distance [pc] 102.89 (1) 103.84 (1) 103.84 (1) 102.89 102.89 (1)
Composition He He
Proper motion (right ascension) [mas/yr] 1.744469535 (0.1) 1.216758192 (0.2) 1.744 (0.1) 2.3
Proper motion (declination) [mas/yr] -87.08485164 (0.1) -87.41432929 (0.3) -87.085 (0.1) -96.1
Variability
Magnetic
Bd [MG]
Infrared excess (disk)
Binarity
B magnitude 18.24
V magnitude 18.41
R magnitude
I magnitude
J magnitude
H magnitude
K magnitude
u magnitude 18.74 (0.02) 18.74 (0.02) 18.76 (0.03) 18.76 18.76 (0.02)
g magnitude 18.42 (0.007) 18.42 (0.007) 18.45 (0.02) 18.44 18.43 (0.02)
r magnitude 18.38 (0.008) 18.38 (0.008) 18.40 (0.02) 18.39 18.39 (0.02)
i magnitude 18.39 (0.01) 18.39 (0.01) 18.40 (0.02) 18.39 18.40 (0.02)
z magnitude 18.53 (0.03) 18.53 (0.03) 18.53 (0.03) 18.52 18.53 (0.03)
G magnitude 18.33 (0.01) 18.36 18.33 18.33 (0.003)
BP magnitude 18.45 (0.01) 18.44
RP magnitude 18.08 (0.02) 18.04
Pan g magnitude 18.46 (0.004)
Pan r magnitude 18.38 (0.005)
Pan i magnitude 18.43 (0.005)
Pan z magnitude 18.54 (0.01)
Pan y magnitude 18.58 (0.02)
E(B-V) 0.013

* 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.