SDSS J151436.66+152058.4

All names: GALEX J151436.7+152059, SDSS J151436.65+152058.4, Gaia EDR3 1184034831815599744, SDSS J151436.66+152058.5, SDSS J151436.66+152058.4, Gaia DR2 1184034831815599744, Gaia DR3 1184034831815599744

Parameter Unit Gaia EDR3 Pan-STARRS DR1 SDSS DR12 Hardy et al. 2023a MWDD H Gaia DR2 Stilism Vincent et al. 2024 Simbad Kleinman et al. 2013 Vincent et al. 2023
Right ascension 15 14 36.67 (0.2) 15 14 36.66 15 14 36.67 (0.2) 15 14 36.67 15 14 36.65 (0.2) 15 14 36.66
Declination 15 20 58.12 (0.1) 15 20 58.48 15 20 58.14 (0.2) 15 20 58.12 15 20 58.67 (0.1) 15 20 58.48
Spectral type DAH DAH DA DAH DAH DA
Effective temperature [K] 9252.3 (293) 9425.0 9289.0 (310) 11318.0 (104)
log(g) [cgs] 8.52 (0.1) 8.54 8.43 (0.05) 9.25 (0.06)
Mass [M☉] 0.9305888238909786 (0.1) 0.942 0.871 (0.05)
log(Luminosity) [L☉]
Cooling age [Gyr] 1.8950
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] 8.36 (0.2) 8.87 (0.3) 8.36 8.36 (0.2)
Distance [pc] 119.62 (3) 112.80 (4) 119.62 119.62 (3)
Composition H
Proper motion (right ascension) [mas/yr] 17.96593358 (0.2) 18.28053801 (0.5) 17.966 (0.2)
Proper motion (declination) [mas/yr] -34.05452311 (0.1) -34.35341596 (0.6) -34.055 (0.1)
Variability
Magnetic yes
Bd [MG] 2.322849387100072
Infrared excess (disk)
Binarity
B magnitude
V magnitude
R magnitude
I magnitude
J magnitude
H magnitude
K magnitude
u magnitude 18.94 (0.02) 18.94 (0.02) 18.98 (0.03)
g magnitude 18.50 (0.008) 18.50 (0.008) 18.53 (0.02)
r magnitude 18.59 (0.009) 18.59 (0.009) 18.58 (0.01)
i magnitude 18.66 (0.01) 18.66 (0.01) 18.68 (0.01)
z magnitude 18.82 (0.04) 18.82 (0.04) 18.82 (0.03)
G magnitude 18.50 (0.02) 18.53 18.50 18.50 (0.003)
BP magnitude 18.56 (0.02) 18.57
RP magnitude 18.34 (0.02) 18.37
Pan g magnitude 18.52 (0.008)
Pan r magnitude 18.58 (0.005)
Pan i magnitude 18.69 (0.005)
Pan z magnitude 18.81 (0.006)
Pan y magnitude 18.83 (0.06)
E(B-V) 0.020

* 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.