SDSS J144700.57+112613.2

All names: Gaia DR3 1175390608836148224, Gaia EDR3 1175390608836148224, SDSS J144700.58+112613.1, Gaia DR2 1175390608836148224, SDSS J144700.57+112613.2, SDSS J144700.58+112613.14

Parameter Unit Gaia EDR3 Pan-STARRS DR1 SDSS DR10 Genest-Beaulieu & Bergeron 2019 (spectroscopic) Genest-Beaulieu & Bergeron 2019 (photometric) MWDD HE Gaia DR2 Stilism Kepler et al. 2015 Vincent et al. 2024 Simbad Vincent et al. 2023
Right ascension 14 47 00.57 (0.2) 14 47 00.57 14 47 00.57 (0.2) 14 47 00.57 14 47 00.57 (0.2)
Declination 11 26 13.05 (0.2) 11 26 13.24 11 26 13.06 (0.2) 11 26 13.05 11 26 13.26 (0.2)
Spectral type DBA: DBA: DB DBA DB:
Effective temperature [K] 13225.0 11147.0 10915.0 10468.0 (163) 11936.0 (644)
log(g) [cgs] 9.25 7.95 7.97 8.00 (0) 8.20 (0.08)
Mass [M] 1.28 0.554 0.563 0.708 (0.07)
log(Luminosity) [L]
Cooling age [Gyr] 0.4729
log(H/He) -4.941
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] 4.97 (0.2) 4.72 (0.3) 4.97 4.97 (0.2)
Distance [pc] 201.40 (9) 211.88 (12) 201.40 201.40 (9)
Composition He
Proper motion (right ascension) [mas/yr] 2.405923874 (0.2) 2.838178796 (0.4) 2.406 (0.2)
Proper motion (declination) [mas/yr] -12.87544145 (0.2) -13.58422133 (0.4) -12.875 (0.2)
Variability
Magnetic
Bd [MG]
Infrared excess (disk)
Binarity
B magnitude
V magnitude
R magnitude
I magnitude
J magnitude
H magnitude
K magnitude
u magnitude 18.65 (0.02) 18.65 (0.02) 18.65 (0.02)
g magnitude 18.57 (0.008) 18.57 (0.01) 18.57 (0.008)
r magnitude 18.72 (0.01) 18.72 (0.01) 18.72 (0.01)
i magnitude 18.89 (0.01) 18.89 (0.01) 18.89 (0.01)
z magnitude 19.08 (0.04) 19.08 (0.04) 19.08 (0.04)
G magnitude 18.61 (0.02) 18.65 18.61 18.61 (0.004)
BP magnitude 18.65 (0.02) 18.62
RP magnitude 18.67 (0.03) 18.54
Pan g magnitude 18.59 (0.004)
Pan r magnitude 18.72 (0.009)
Pan i magnitude 18.89 (0.01)
Pan z magnitude 19.06 (0.02)
Pan y magnitude 19.20 (0.02)
E(B-V) 0.022

* 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.