GALEX 2686548940453577537

All names: [VV2006b] J152635.0+485804, Gaia DR2 1594333401199299712, SDSS J152634.97+485801.30, CBS 319, GALEX 2686548936158613865, SDSS J152634.96+485801.2, Gaia DR3 1594333401199299712, GALEX 2686548940453577537, WD 1525+491, [VV2003b] J152635.0+485804, SBSS 1525+491, Gaia EDR3 1594333401199299712, SDSS J152634.97+485801.3, USNO-A2.0 1350-08627387

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 Eisenstein et al. 2006 White Dwarf Catalog (McCook & Sion 1999) Kleinman et al. 2013 Vincent et al. 2023
Right ascension 15 26 34.98 (0.08) 15 26 34.96 15 26 34.98 (0.1) 15 26 34.98 15 26 34.96 (0.1) 15 26 34.97 15 26 34.56 15 26 34.97
Declination 48 58 00.62 (0.09) 48 58 01.26 48 58 00.65 (0.1) 48 58 00.62 48 58 01.39 (0.1) 48 58 01.29 48 57 53.64 48 58 01.28
Spectral type DBA: DB DBA DBA: DBA: DBA: DB
Effective temperature [K] 12640.0 12525.0 11551.0 (65) 12983.0 (392) 13330.0 (137) 13426.0 (268)
log(g) [cgs] 8.28 8.43 8.00 (0) 8.50 (0.03) 8.99 (0.02) 9.41 (0.2)
Mass [M] 0.763 0.858 0.906 (0.03)
log(Luminosity) [L]
Cooling age [Gyr] 0.6622
log(H/He) -4.834 -4.83 (0.1)
log(C/He)
log(Ca/He) <-10.52
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] 7.63 (0.09) 7.45 (0.1) 7.63 7.45 (0.1)
Distance [pc] 130.99 (2) 134.26 (2) 157.00 130.99 134.26 (2)
Composition He
Proper motion (right ascension) [mas/yr] 12.16428244 (0.1) 11.75779891 (0.2) 11.758 (0.2) 11.5
Proper motion (declination) [mas/yr] -48.19606802 (0.1) -48.04488719 (0.2) -48.045 (0.2) -51.2
Variability
Magnetic
Bd [MG]
Infrared excess (disk)
Binarity
B magnitude 17.10 (0.3)
V magnitude
R magnitude 18.00 (0.3)
I magnitude
J magnitude
H magnitude
K magnitude
u magnitude 17.83 (0.01) 17.83 (0.01) 17.82 (0.01) 17.82 17.83 (0.01)
g magnitude 17.84 (0.006) 17.84 (0.006) 17.85 (0.01) 17.84 17.85 (0.02)
r magnitude 18.09 (0.007) 18.09 (0.007) 18.12 (0.02) 18.11 18.12 (0.02)
i magnitude 18.27 (0.01) 18.27 (0.01) 18.30 (0.02) 18.29 18.32 (0.02)
z magnitude 18.51 (0.04) 18.51 (0.04) 18.52 (0.04) 18.51 18.54 (0.04)
G magnitude 17.97 (0.01) 18.00 17.97 18.00 (0.002)
BP magnitude 17.96 (0.01) 17.92
RP magnitude 18.01 (0.01) 17.99
Pan g magnitude 17.92 (0.005)
Pan r magnitude 18.12 (0.01)
Pan i magnitude 18.33 (0.007)
Pan z magnitude 18.56 (0.008)
Pan y magnitude 18.65 (0.01)
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.