SDSS J235005.82+424816.8

All names: SDSS J235005.82+424816.7, Gaia EDR3 1922576659049449856, SDSS J235005.81+424816.8, GALEX J235005.8+424816, SDSS J235005.81+424816.7, Gaia DR2 1922576659049449856, Gaia DR3 1922576659049449856, SDSS J235005.82+424816.8

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 23 50 05.80 (0.09) 23 50 05.82 23 50 05.80 (0.1) 23 50 05.80 23 50 05.83 (0.09) 23 50 05.82
Declination 42 48 16.96 (0.09) 42 48 16.85 42 48 16.95 (0.1) 42 48 16.96 42 48 16.73 (0.09) 42 48 16.79
Spectral type DA DA DA DA DA
Effective temperature [K] 11519.0 11968.0 (363) 11932.0 (138)
log(g) [cgs] 7.87 7.91 (0.04) 7.96 (0.06)
Mass [M] 0.531 0.553 (0.03) 0.584 (0.03)
log(Luminosity) [L]
Cooling age [Gyr] 0.3534
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] 4.68 (0.1) 4.62 (0.2) 4.68 4.68 (0.1)
Distance [pc] 213.66 (6) 216.44 (8) 213.66 213.66 (6)
Composition H
Proper motion (right ascension) [mas/yr] -21.49145866 (0.1) -21.65780408 (0.2) -21.491 (0.1)
Proper motion (declination) [mas/yr] 14.45844025 (0.1) 14.60466867 (0.2) 14.458 (0.1)
Variability
Magnetic
Bd [MG]
Infrared excess (disk)
Binarity
B magnitude
V magnitude
R magnitude
I magnitude
J magnitude
H magnitude
K magnitude
u magnitude 18.62 (0.02) 18.62 (0.02) 18.63 (0.02)
g magnitude 18.21 (0.007) 18.21 (0.007) 18.22 (0.02)
r magnitude 18.37 (0.008) 18.37 (0.008) 18.37 (0.01)
i magnitude 18.55 (0.01) 18.55 (0.01) 18.54 (0.01)
z magnitude 18.70 (0.03) 18.70 (0.03) 18.77 (0.04)
G magnitude 18.26 (0.01) 18.29 18.26 18.26 (0.003)
BP magnitude 18.29 (0.01) 18.31
RP magnitude 18.28 (0.02) 18.29
Pan g magnitude 18.21 (0.004)
Pan r magnitude 18.36 (0.007)
Pan i magnitude 18.57 (0.004)
Pan z magnitude 18.80 (0.01)
Pan y magnitude 18.93 (0.02)
E(B-V) 0.055

* 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.