SDSS J114151.77+395854.7

All names: GALEX J114151.8+395855, Gaia DR2 767478529440499840, SDSS J114151.77+395854.7, SDSS J114151.77+395854.70, WIRED J114151.76+395854.7, Gaia DR3 767478529440499840, Gaia EDR3 767478529440499840

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 11 41 51.75 (0.6) 11 41 51.76 11 41 51.75 (0.8) 11 41 51.77 (0.6) 11 41 51.77
Declination 39 58 54.75 (1) 39 58 54.72 39 58 54.75 (0.8) 39 58 54.71 (1) 39 58 54.74
Spectral type DB DB DB DB
Effective temperature [K] 14669.0 14113.0 12907.0 14973.0 (507)
log(g) [cgs] 6.95 9.09 8.99 7.62 (0.3)
Mass [M] 0.218 1.227 1.183 0.401 (0.1)
log(Luminosity) [L]
Cooling age [Gyr] 1.4710
log(H/He) -4.757
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] 3.18 (1) 3.76 (1) 3.18 (1)
Distance [pc] 314.12 (128) 265.69 (99) 314.12 (128)
Composition He
Proper motion (right ascension) [mas/yr] -12.82428988 (1) -12.08977725 (1) -12.824 (1)
Proper motion (declination) [mas/yr] 2.399517127 (0.9) 2.189153201 (2) 2.4 (0.9)
Variability
Magnetic
Bd [MG]
Infrared excess (disk)
Binarity
B magnitude
V magnitude
R magnitude
I magnitude
J magnitude
H magnitude
K magnitude
u magnitude 20.34 (0.05) 20.40 (0.05) 20.40 (0.05)
g magnitude 20.43 (0.02) 20.44 (0.02) 20.44 (0.02)
r magnitude 20.68 (0.03) 20.68 (0.03) 20.68 (0.03)
i magnitude 20.79 (0.05) 20.82 (0.05) 20.82 (0.05)
z magnitude 21.08 (0.3) 21.19 (0.3) 21.19 (0.3)
G magnitude 20.60 (0.1) 20.67 20.60 (0.009)
BP magnitude 20.30 (0.1) 20.44
RP magnitude 20.44 (0.1) 20.47
Pan g magnitude 20.41 (0.03)
Pan r magnitude 20.69 (0.02)
Pan i magnitude 20.89 (0.02)
Pan z magnitude 20.99 (0.05)
Pan y magnitude
E(B-V) 0.017

* 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.