SDSS J143401.72+245017.1

All names: Gaia DR2 1255079535125275648, Gaia EDR3 1255079535125275648, SDSS J143401.72+245017.1, SDSS J143401.73+245016.9, SDSS J143401.72+245017.12, Gaia DR3 1255079535125275648, SDSS J143401.71+245017.1, GALEX J143401.8+245016

Parameter Unit Gaia EDR3 Pan-STARRS DR1 SDSS DR10 MWDD H Gaia DR2 Stilism Kepler et al. 2015 Vincent et al. 2024 Simbad Vincent et al. 2023
Right ascension 14 34 01.71 (0.1) 14 34 01.74 14 34 01.71 (0.2) 14 34 01.71 14 34 01.75 (0.1)
Declination 24 50 17.12 (0.2) 24 50 16.98 24 50 17.11 (0.2) 24 50 17.12 24 50 16.82 (0.2)
Spectral type DA DA DA DA DA
Effective temperature [K] 10565.0 11108.0 (16) 10624.0 (445)
log(g) [cgs] 8.74 8.89 (0.03) 8.75 (0.06)
Mass [M] 1.068 1.114 (0.01) 1.071 (0.04)
log(Luminosity) [L]
Cooling age [Gyr] 1.9320
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] 7.83 (0.2) 7.77 (0.3) 7.83 7.83 (0.2)
Distance [pc] 127.76 (4) 128.64 (5) 127.76 127.76 (4)
Composition H
Proper motion (right ascension) [mas/yr] -40.32086638 (0.2) -40.44267978 (0.5) -40.321 (0.2)
Proper motion (declination) [mas/yr] 18.79624083 (0.2) 18.44093226 (0.6) 18.796 (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 19.00 (0.02) 19.02 (0.03) 19.00 (0.02)
g magnitude 18.76 (0.009) 18.76 (0.02) 18.76 (0.009)
r magnitude 18.87 (0.01) 18.88 (0.02) 18.87 (0.01)
i magnitude 19.03 (0.02) 19.04 (0.02) 19.03 (0.02)
z magnitude 19.28 (0.06) 19.28 (0.06) 19.28 (0.06)
G magnitude 18.80 (0.02) 18.83 18.80 18.80 (0.003)
BP magnitude 18.90 (0.02) 18.91
RP magnitude 18.73 (0.03) 18.72
Pan g magnitude 18.79 (0.006)
Pan r magnitude 18.89 (0.005)
Pan i magnitude 19.03 (0.01)
Pan z magnitude 19.19 (0.008)
Pan y magnitude 19.37 (0.03)
E(B-V) 0.013

* 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.