SDSS J004506.30+110913.4

All names: SDSS J004506.30+110913.44, Gaia DR3 2774666211722786560, SDSS J004506.29+110913.4, SDSS J004506.30+110913.4, GALEX J004506.2+110914, Gaia EDR3 2774666211722786560, Gaia DR2 2774666211722786560

Parameter Unit Gaia EDR3 Pan-STARRS DR1 SDSS DR12 MWDD H Gaia DR2 Stilism Kepler et al. 2016 Simbad Vincent et al. 2023
Right ascension 00 45 06.29 (0.7) 00 45 06.30 00 45 06.29 (1) 00 45 06.31 (0.7)
Declination 11 09 13.16 (0.3) 11 09 13.45 11 09 13.18 (0.8) 11 09 13.77 (0.3)
Spectral type DA: DA: DA DA
Effective temperature [K] 7250.0 7749.0 (246)
log(g) [cgs] 7.68 8.77 (0.3)
Mass [M] 0.423 0.977 (0.2)
log(Luminosity) [L]
Cooling age [Gyr] 0.9288
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] 3.11 (0.8) 3.11 (1) 3.11 (0.8)
Distance [pc] 321.95 (85) 321.04 (134) 321.95 (85)
Composition H
Proper motion (right ascension) [mas/yr] -19.93863212 (1) -23.47157343 (4) -19.939 (1)
Proper motion (declination) [mas/yr] -37.9352079 (0.7) -39.25751548 (2) -37.935 (0.7)
Variability
Magnetic
Bd [MG]
Infrared excess (disk)
Binarity
B magnitude
V magnitude
R magnitude
I magnitude
J magnitude
H magnitude
K magnitude
u magnitude 21.10 (0.08) 21.16 (0.08) 21.16 (0.08)
g magnitude 20.60 (0.02) 20.63 (0.03) 20.60 (0.02)
r magnitude 20.49 (0.03) 20.52 (0.03) 20.49 (0.03)
i magnitude 20.45 (0.04) 20.47 (0.04) 20.47 (0.04)
z magnitude 20.50 (0.1) 20.49 (0.1) 20.49 (0.1)
G magnitude 20.45 (0.07) 20.52 20.45 (0.005)
BP magnitude 20.66 (0.07) 20.49
RP magnitude 20.11 (0.08) 20.09
Pan g magnitude 20.58 (0.02)
Pan r magnitude 20.43 (0.02)
Pan i magnitude 20.44 (0.03)
Pan z magnitude 20.52 (0.06)
Pan y magnitude 20.26 (0.2)
E(B-V) 0.043

* 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.