SDSS J014147.15+071130.6

All names: SDSS J014147.17+071131.0, GALEX J014147.1+071131, Gaia DR2 2568552487829583616, WDJ014147.20+071131.38, Gaia DR3 2568552487829583616, Gaia EDR3 2568552487829583616, SDSS J014147.15+071130.7, SDSS J014147.15+071130.65, SDSS J014147.15+071130.6

Parameter Unit Gaia EDR3 Pan-STARRS DR1 SDSS DR10 Kilic et al. 2025 Genest-Beaulieu & Bergeron 2019 (spectroscopic) Genest-Beaulieu & Bergeron 2019 (photometric) MWDD HE Gaia DR2 Stilism Kepler et al. 2015 Vincent et al. 2024 Simbad Gentile Fusillo et al. 2018 Vincent et al. 2023
Right ascension 01 41 47.13 (0.06) 01 41 47.17 01 41 47.13 (0.08) 01 41 47.13 01 41 47.20 (0.06) 01 41 47.13
Declination 07 11 30.13 (0.04) 07 11 31.05 07 11 30.17 (0.06) 07 11 30.13 07 11 31.38 (0.04) 07 11 30.17
Spectral type DBA DB DB DB DB DB
Effective temperature [K] 11206.0 (75) 10809.0 11480.0 11316.0 10084.0 (56) 11205.0 (150)
log(g) [cgs] 8.11 (0.009) 7.74 8.16 8.14 8.00 (0) 8.12 (0.02)
Mass [M] 0.648 (0.008) 0.443 0.684 0.669 0.657 (0.01)
log(Luminosity) [L]
Cooling age [Gyr] 0.5562
log(H/He) -5.5 -5.811
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] 12.80 (0.06) 12.84 (0.09) 12.80 12.80 (0.06) 12.84 (0.09)
Distance [pc] 78.10 (0.4) 77.90 (0.5) 78.10 78.10 (0.4) 77.90 (0.5)
Composition He
Proper motion (right ascension) [mas/yr] -61.36773983 (0.08) -61.43835573 (0.2) -61.368 (0.08) -61.43835573
Proper motion (declination) [mas/yr] -78.1048892 (0.05) -78.03719695 (0.1) -78.105 (0.05) -78.03719695
Variability
Magnetic
Bd [MG]
Infrared excess (disk)
Binarity
B magnitude
V magnitude
R magnitude
I magnitude
J magnitude
H magnitude
K magnitude
u magnitude 16.62 (0.007) 16.62 (0.01) 16.62 (0.007) 16.66 (0.007)
g magnitude 16.55 (0.004) 16.55 (0) 16.55 (0.004) 16.54 (0.004)
r magnitude 16.71 (0.005) 16.71 (0) 16.71 (0.005) 16.70 (0.005)
i magnitude 16.86 (0.006) 16.86 (0.01) 16.86 (0.006) 16.88 (0.006)
z magnitude 17.09 (0.01) 17.09 (0.01) 17.09 (0.01) 17.07 (0.01)
G magnitude 16.59 (0.005) 16.62 16.59 16.59 (0.003) 16.62
BP magnitude 16.61 (0.005) 16.59 16.59
RP magnitude 16.57 (0.005) 16.56 16.56
Pan g magnitude 16.57 (0.003)
Pan r magnitude 16.71 (0.003)
Pan i magnitude 16.90 (0.003)
Pan z magnitude 17.07 (0.004)
Pan y magnitude 17.22 (0.02)
E(B-V) 0.007

* 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.