SDSS J152521.32+142016.6

All names: SDSS J152521.31+142016.6, Gaia DR3 1194894295845532288, GALEX J152521.2+142017, SDSS J152521.32+142016.69, Gaia EDR3 1194894295845532288, Gaia DR2 1194894295845532288, SDSS J152521.32+142016.6

Parameter Unit Gaia EDR3 Pan-STARRS DR1 SDSS DR10 MWDD H Gaia DR2 Stilism Kepler et al. 2015 Simbad Vincent et al. 2023
Right ascension 15 25 21.32 (0.3) 15 25 21.32 15 25 21.32 (0.5) 15 25 21.32 (0.3)
Declination 14 20 16.64 (0.2) 14 20 16.65 14 20 16.64 (0.4) 14 20 16.59 (0.2)
Spectral type DA DA DA DA
Effective temperature [K] 18426.0 19038.0 (217)
log(g) [cgs] 8.13 8.01 (0.04)
Mass [M] 0.695 0.625 (0.02)
log(Luminosity) [L]
Cooling age [Gyr] 0.1260
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] 2.21 (0.3) 2.23 (0.6) 2.21 (0.3)
Distance [pc] 451.51 (68) 448.26 (122) 451.51 (68)
Composition H
Proper motion (right ascension) [mas/yr] -1.144674974 (0.3) -0.428622912 (0.8) -1.145 (0.3)
Proper motion (declination) [mas/yr] 3.068455225 (0.3) 3.166050065 (1) 3.068 (0.3)
Variability
Magnetic
Bd [MG]
Infrared excess (disk)
Binarity
B magnitude
V magnitude
R magnitude
I magnitude
J magnitude
H magnitude
K magnitude
u magnitude 19.44 (0.03) 19.43 (0.03) 19.43 (0.03)
g magnitude 19.25 (0.01) 19.26 (0.02) 19.25 (0.01)
r magnitude 19.58 (0.01) 19.57 (0.02) 19.58 (0.01)
i magnitude 19.87 (0.02) 19.87 (0.03) 19.87 (0.02)
z magnitude 20.16 (0.1) 20.16 (0.1) 20.16 (0.1)
G magnitude 19.41 (0.04) 19.46 19.41 (0.004)
BP magnitude 19.47 (0.04) 19.41
RP magnitude 19.62 (0.08) 19.60
Pan g magnitude 19.25 (0.02)
Pan r magnitude 19.52 (0.02)
Pan i magnitude 19.88 (0.02)
Pan z magnitude 20.16 (0.03)
Pan y magnitude 20.04 (0.1)
E(B-V) 0.035

* 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.