SDSS J144311.78+120008.0

All names: SDSS J144311.78+120008.0, SDSS J144311.79+120008.0, Gaia DR3 1178394680762305920, Gaia EDR3 1178394680762305920, Gaia DR2 1178394680762305920, GALEX J144311.8+120008

Parameter Unit Gaia EDR3 Pan-STARRS DR1 SDSS DR12 MWDD H Gaia DR2 Stilism Vincent et al. 2024 Simbad Kleinman et al. 2013 Vincent et al. 2023
Right ascension 14 43 11.76 (0.2) 14 43 11.79 14 43 11.76 (0.3) 14 43 11.76 14 43 11.80 (0.2) 14 43 11.79
Declination 12 00 08.02 (0.1) 12 00 08.00 12 00 08.02 (0.3) 12 00 08.02 12 00 08.01 (0.1) 12 00 08.02
Spectral type DA DA DA DA DA
Effective temperature [K] 9935.0 11411.0 (587) 10269.0 (82)
log(g) [cgs] 7.97 8.26 (0.07) 8.28 (0.09)
Mass [M] 0.583 0.767 (0.06) 0.766 (0.06)
log(Luminosity) [L]
Cooling age [Gyr] 0.5904
log(H/He)
log(C/He)
log(Ca/He)
log(Ca/H)
log(C/H)
log(N/H)
log(O/H)
log(Na/H)
log(Mg/H)
log(Al/H)
log(Si/H)
log(P/H)
log(S/H)
log(Sc/H)
log(Ti/H)
log(Cr/H)
log(Mn/H)
log(Fe/H)
log(Ni/H)
Parallax [mas] 5.22 (0.2) 5.08 (0.3) 5.22 5.22 (0.2)
Distance [pc] 191.72 (7) 197.00 (13) 191.72 191.73 (7)
Composition H
Proper motion (right ascension) [mas/yr] -39.87170264 (0.2) -40.54571987 (0.6) -39.872 (0.2)
Proper motion (declination) [mas/yr] 0.068472642 (0.2) 0.494238468 (0.5) 0.068 (0.2)
Variability
Magnetic
Bd [MG]
Infrared excess (disk)
Binarity
B magnitude
V magnitude
R magnitude
I magnitude
J magnitude 18.64 (0.06)
H magnitude
K magnitude
u magnitude 19.04 (0.02) 19.05 (0.02) 19.02 (0.03)
g magnitude 18.63 (0.008) 18.63 (0.008) 18.64 (0.02)
r magnitude 18.69 (0.009) 18.69 (0.009) 18.68 (0.02)
i magnitude 18.84 (0.01) 18.84 (0.01) 18.83 (0.02)
z magnitude 19.00 (0.04) 19.00 (0.04) 19.01 (0.04)
G magnitude 18.62 (0.03) 18.66 18.62 18.62 (0.004)
BP magnitude 18.69 (0.03) 18.70
RP magnitude 18.62 (0.04) 18.51
Pan g magnitude 18.63 (0.01)
Pan r magnitude 18.68 (0.01)
Pan i magnitude 18.86 (0.007)
Pan z magnitude 19.01 (0.01)
Pan y magnitude 19.11 (0.03)
E(B-V) 0.021

* 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.