SDSS J073204.74+154641.6

All names: Gaia DR2 3168509318288008576, SDSS J073204.74+154641.6, Gaia DR3 3168509318288008576, Gaia EDR3 3168509318288008576, SDSS J073204.74+154641.60, SDSS J073204.73+154641.6

Parameter Unit Gaia EDR3 Pan-STARRS DR1 SDSS DR12 Genest-Beaulieu & Bergeron 2019 (spectroscopic) Genest-Beaulieu & Bergeron 2019 (photometric) MWDD HE Gaia DR2 Stilism Simbad Kleinman et al. 2013 Vincent et al. 2023
Right ascension 07 32 04.74 (0.9) 07 32 04.74 07 32 04.74 (1) 07 32 04.74 (0.9) 07 32 04.74
Declination 15 46 41.40 (0.7) 15 46 41.61 15 46 41.41 (0.9) 15 46 41.70 (0.7) 15 46 41.60
Spectral type DBA: DBA DBA: DB
Effective temperature [K] 12115.0 12576.0 12150.0 12926.0 (607)
log(g) [cgs] 6.62 9.02 8.95 8.26 (0.5)
Mass [M] 0.139 1.194 1.163
log(Luminosity) [L]
Cooling age [Gyr] 1.6170
log(H/He) -5.604
log(C/He)
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] 2.98 (1) 4.06 (1) 2.98 (1)
Distance [pc] 335.80 (113) 246.30 (81) 335.80 (113)
Composition He
Proper motion (right ascension) [mas/yr] 1.45162319 (1) 3.164060451 (2) 1.452 (1)
Proper motion (declination) [mas/yr] -18.57742173 (0.8) -17.81370878 (2) -18.577 (0.8)
Variability
Magnetic
Bd [MG]
Infrared excess (disk)
Binarity
B magnitude
V magnitude
R magnitude
I magnitude
J magnitude
H magnitude
K magnitude
u magnitude 20.29 (0.05) 20.40 (0.05) 20.40 (0.05)
g magnitude 20.31 (0.02) 20.35 (0.02) 20.35 (0.02)
r magnitude 20.52 (0.03) 20.57 (0.03) 20.57 (0.03)
i magnitude 20.67 (0.04) 20.67 (0.04) 20.76 (0.05)
z magnitude 20.91 (0.2) 20.91 (0.2) 21.10 (0.3)
G magnitude 20.42 (0.2) 20.50 20.42 (0.01)
BP magnitude 20.63 (0.2) 20.46
RP magnitude 20.03 (0.2) 20.59
Pan g magnitude 20.38 (0.02)
Pan r magnitude 20.51 (0.01)
Pan i magnitude 20.73 (0.04)
Pan z magnitude 20.93 (0.1)
Pan y magnitude
E(B-V) 0.016

* 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.