SDSS J011607.92+330154.3

All names: SDSS J011607.92+330154.2, Gaia DR3 313816565781643008, Gaia EDR3 313816565781643008, Gaia DR2 313816565781643008, SDSS J011607.92+330154.3, SDSS J011607.92+330154.29

Parameter Unit Gaia EDR3 Pan-STARRS DR1 SDSS DR12 Genest-Beaulieu & Bergeron 2019 (spectroscopic) Genest-Beaulieu & Bergeron 2019 (photometric) MWDD HE Gaia DR2 Stilism Kepler et al. 2016 Koester & Kepler 2015 Simbad Vincent et al. 2023
Right ascension 01 16 07.91 (0.2) 01 16 07.93 01 16 07.91 (0.3) 01 16 07.93 (0.2)
Declination 33 01 54.28 (0.2) 33 01 54.38 33 01 54.28 (0.3) 33 01 54.37 (0.2)
Spectral type DB DB DB DB+MS
Effective temperature [K] 23990.0 29072.0 18940.0 20049.0 (298) 20476.0 (261)
log(g) [cgs] 8.10 8.11 7.87 8.04 (0.04) 8.00 (0.05)
Mass [M] 0.662 0.674 0.527 0.618 (0.02)
log(Luminosity) [L]
Cooling age [Gyr] 0.0666
log(H/He) <-4.691 <-4.01
log(C/He)
log(Ca/He) <-4.51
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] 2.33 (0.3) 2.02 (0.4) 2.33 (0.3)
Distance [pc] 428.32 (50) 494.59 (95) 434.00 428.32 (50)
Composition He
Proper motion (right ascension) [mas/yr] -13.71026703 (0.3) -13.57390149 (0.6) -13.71 (0.3)
Proper motion (declination) [mas/yr] -5.937127663 (0.2) -5.89851085 (0.6) -5.937 (0.2)
Variability
Magnetic
Bd [MG]
Infrared excess (disk)
Binarity WDMS
B magnitude
V magnitude
R magnitude
I magnitude
J magnitude
H magnitude
K magnitude
u magnitude 18.68 (0.02) 18.68 (0.03) 18.68 (0.02)
g magnitude 18.84 (0.008) 18.87 (0.02) 18.84 (0.008)
r magnitude 19.20 (0.01) 19.24 (0.02) 19.20 (0.01)
i magnitude 19.44 (0.02) 19.48 (0.02) 19.44 (0.02)
z magnitude 19.78 (0.08) 19.83 (0.08) 19.78 (0.08)
G magnitude 19.03 (0.02) 19.08 19.03 (0.004)
BP magnitude 19.00 (0.02) 18.90
RP magnitude 19.22 (0.05) 19.21
Pan g magnitude 18.88 (0.009)
Pan r magnitude 19.26 (0.01)
Pan i magnitude 19.51 (0.009)
Pan z magnitude 19.75 (0.02)
Pan y magnitude 19.82 (0.2)
E(B-V) 0.040

* 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.