SDSS J230123.28-003037.3

All names: SDSS J230123.28-003037.4, SDSS J230123.28-003037.33, SDSS J230123.28-003037.3, SDSS J230123.27-003037.3, Gaia DR3 2650886628641613568, Gaia EDR3 2650886628641613568, Gaia DR2 2650886628641613568, GALEX J230123.3-003037

Parameter Unit Gaia EDR3 Pan-STARRS DR1 SDSS DR10 MWDD H Gaia DR2 Stilism Kepler et al. 2015 Simbad Vincent et al. 2023
Right ascension 23 01 23.28 (0.2) 23 01 23.28 23 01 23.28 (0.3) 23 01 23.28 (0.2)
Declination -00 30 37.37 (0.3) -00 30 37.40 -00 30 37.37 (0.3) -00 30 37.32 (0.3)
Spectral type DA DA DA DA
Effective temperature [K] 14171.0 18260.0 (211)
log(g) [cgs] 7.75 8.26 (0.04)
Mass [M] 0.475 0.769 (0.03)
log(Luminosity) [L]
Cooling age [Gyr] 0.1597
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] 2.39 (0.3) 2.44 (0.4) 2.39 (0.3)
Distance [pc] 419.17 (51) 409.70 (64) 419.16 (51)
Composition H
Proper motion (right ascension) [mas/yr] -2.057665912 (0.3) -2.569316826 (0.6) -2.058 (0.3)
Proper motion (declination) [mas/yr] -3.447327707 (0.4) -3.973858897 (0.7) -3.447 (0.4)
Variability
Magnetic
Bd [MG]
Infrared excess (disk)
Binarity
B magnitude
V magnitude
R magnitude
I magnitude
J magnitude
H magnitude
K magnitude
u magnitude 19.20 (0.03) 19.21 (0.03) 19.20 (0.03)
g magnitude 18.98 (0.009) 19.00 (0.02) 18.98 (0.009)
r magnitude 19.28 (0.01) 19.29 (0.02) 19.28 (0.01)
i magnitude 19.54 (0.02) 19.53 (0.03) 19.54 (0.02)
z magnitude 19.84 (0.08) 19.84 (0.08) 19.84 (0.08)
G magnitude 19.14 (0.04) 19.17 19.14 (0.005)
BP magnitude 19.27 (0.04) 19.07
RP magnitude 19.27 (0.08) 19.04
Pan g magnitude 18.99 (0.006)
Pan r magnitude 19.25 (0.007)
Pan i magnitude 19.53 (0.008)
Pan z magnitude 19.81 (0.03)
Pan y magnitude 19.84 (0.03)
E(B-V) 0.050

* 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.