SDSS J230501.79+063225.1

All names: SDSS J230501.79+063225.12, Gaia DR2 2663782220703991680, SDSS J230501.79+063225.1, SDSS J230501.78+063225.2, Gaia EDR3 2663782220703991680, SDSS J230501.78+063225.1, Gaia DR3 2663782220703991680

Parameter Unit Gaia EDR3 Pan-STARRS DR1 SDSS DR10 Bedard et al. 2020 MWDD H Gaia DR2 Stilism Kepler et al. 2015 Vincent et al. 2024 Simbad Vincent et al. 2023
Right ascension 23 05 01.79 (0.09) 23 05 01.79 23 05 01.79 (0.1) 23 05 01.79 23 05 01.79 (0.09)
Declination 06 32 25.01 (0.09) 06 32 25.16 06 32 25.02 (0.1) 06 32 25.01 06 32 25.30 (0.09)
Spectral type DA DA DA DA DA DA
Effective temperature [K] 55269.0 (865) 22852.0 70049.0 (1158) 53255.0 (9462)
log(g) [cgs] 7.68 (0.05) 6.87 8.23 (0.05) 7.78 (0.1)
Mass [M] 0.56 (0.02) 0.254 0.8170000000000001 (0.02) 0.596 (0.07)
log(Luminosity) [L] 0.43 (0.05)
Cooling age [Gyr] 0.0013 (0.0001)
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] 2.05 (0.1) 1.88 (0.2) 2.05 2.05 (0.1)
Distance [pc] 487.49 (24) 531.78 (45) 487.49 487.50 (24)
Composition H H
Proper motion (right ascension) [mas/yr] 1.11539031 (0.1) 1.303777201 (0.2) 1.115 (0.1)
Proper motion (declination) [mas/yr] -18.27160654 (0.1) -17.98461882 (0.2) -18.272 (0.1)
Variability
Magnetic
Bd [MG]
Infrared excess (disk)
Binarity
B magnitude
V magnitude
R magnitude
I magnitude
J magnitude 17.91 (0.06)
H magnitude 18.10 (0.1)
K magnitude 18.20 (0.2)
u magnitude 16.72 (0.007) 16.73 (0.01) 16.72 (0.007)
g magnitude 17.06 (0.005) 17.10 (0.02) 17.06 (0.005)
r magnitude 17.55 (0.006) 17.56 (0.01) 17.55 (0.006)
i magnitude 17.85 (0.008) 17.84 (0.02) 17.85 (0.008)
z magnitude 18.17 (0.02) 18.17 (0.03) 18.17 (0.02)
G magnitude 17.31 (0.008) 17.34 17.31 17.31 (0.003)
BP magnitude 17.20 (0.008) 17.14
RP magnitude 17.63 (0.02) 17.58
Pan g magnitude 17.18 (0.004)
Pan r magnitude 17.55 (0.004)
Pan i magnitude 17.90 (0.003)
Pan z magnitude 18.16 (0.009)
Pan y magnitude 18.36 (0.02)
E(B-V) 0.056

* 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.