SDSS J225828.49+280829.0

All names: Gaia DR3 1883599208067212160, Gaia EDR3 1883599208067212160, SDSS J225828.49+280829.04, Gaia DR2 1883599208067212160, GALEX J225828.5+280828, SDSS J225828.48+280828.8, SDSS J225828.49+280829.0

Parameter Unit Gaia EDR3 Pan-STARRS DR1 SDSS DR12 MWDD H Gaia DR2 Stilism Kepler et al. 2016 Vincent et al. 2024 Simbad Vincent et al. 2023
Right ascension 22 58 28.49 (0.1) 22 58 28.49 22 58 28.49 (0.2) 22 58 28.49 22 58 28.48 (0.1)
Declination 28 08 29.05 (0.2) 28 08 28.87 28 08 29.04 (0.2) 28 08 29.05 28 08 28.57 (0.2)
Spectral type DAH: DAH: DC DAH DC
Effective temperature [K] 10329.0 13315.0 (292) 10696.0 (481)
log(g) [cgs] 8.63 8.00 (0) 8.65 (0.07)
Mass [M] 0.999 1.0 (0.05)
log(Luminosity) [L]
Cooling age [Gyr] 1.7330
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] 6.75 (0.2) 6.55 (0.3) 6.75 6.75 (0.2)
Distance [pc] 148.11 (5) 152.75 (7) 148.11 148.11 (5)
Composition H
Proper motion (right ascension) [mas/yr] 6.469357558 (0.2) 6.786900616 (0.4) 6.469 (0.2)
Proper motion (declination) [mas/yr] 30.34705271 (0.2) 30.7004209 (0.4) 30.347 (0.2)
Variability
Magnetic
Bd [MG]
Infrared excess (disk)
Binarity
B magnitude
V magnitude
R magnitude
I magnitude
J magnitude
H magnitude
K magnitude
u magnitude 19.24 (0.02) 19.25 (0.03) 19.25 (0.02)
g magnitude 18.99 (0.009) 19.00 (0.01) 18.99 (0.009)
r magnitude 19.10 (0.01) 19.09 (0.02) 19.10 (0.01)
i magnitude 19.26 (0.01) 19.25 (0.02) 19.26 (0.01)
z magnitude 19.42 (0.05) 19.39 (0.05) 19.41 (0.05)
G magnitude 19.02 (0.02) 19.06 19.02 19.02 (0.003)
BP magnitude 19.10 (0.02) 19.05
RP magnitude 19.04 (0.04) 18.95
Pan g magnitude 19.00 (0.009)
Pan r magnitude 19.09 (0.01)
Pan i magnitude 19.30 (0.02)
Pan z magnitude 19.42 (0.02)
Pan y magnitude 19.46 (0.03)
E(B-V) 0.019

* 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.