SDSS J232226.76+035953.9

All names: Gaia DR2 2660539069423325952, GALEX J232226.7+035954, Gaia EDR3 2660539069423325952, SDSS J232226.76+035953.9, Gaia DR3 2660539069423325952, SDSS J232226.75+035953.8, SDSS J232226.76+035953.92, SDSS J232226.75+035953.9

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 22 26.77 (0.8) 23 22 26.75 23 22 26.77 (0.9) 23 22 26.75 (0.8)
Declination 03 59 53.75 (1) 03 59 53.90 03 59 53.75 (0.9) 03 59 53.96 (1)
Spectral type DA DA DA DA
Effective temperature [K] 7839.0 9171.0 (82)
log(g) [cgs] 6.74 7.68 (0.1)
Mass [M] 0.149 0.457 (0.05)
log(Luminosity) [L]
Cooling age [Gyr]
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] 1.99 (1) 1.62 (1) 1.99 (1)
Distance [pc] 502.82 (364) 617.36 (525) 502.82 (364)
Composition H
Proper motion (right ascension) [mas/yr] 22.1092223 (0.9) 21.74032864 (1) 22.109 (0.9)
Proper motion (declination) [mas/yr] -13.14086504 (1) -12.20653405 (1) -13.141 (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 21.03 (0.1) 21.03 (0.1) 21.05 (0.1)
g magnitude 20.43 (0.03) 20.43 (0.03) 20.44 (0.03)
r magnitude 20.34 (0.03) 20.34 (0.03) 20.34 (0.04)
i magnitude 20.34 (0.05) 20.34 (0.05) 20.35 (0.05)
z magnitude 20.64 (0.3) 20.64 (0.3) 20.64 (0.3)
G magnitude 20.31 (0.1) 20.40 20.31 (0.009)
BP magnitude 20.35 (0.1) 20.43
RP magnitude 19.81 (0.1) 20.06
Pan g magnitude 20.42 (0.02)
Pan r magnitude 20.38 (0.01)
Pan i magnitude 20.40 (0.01)
Pan z magnitude 20.49 (0.05)
Pan y magnitude 20.29 (0.1)
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.