SDSS J095826.44+494125.3

All names: SDSS J095826.44+494125.30, SDSS J095826.44+494125.3, Gaia DR3 826601022012287872, SDSS J095826.44+494124.9, SDSS J095826.44+494125.0, Gaia DR2 826601022012287872, Gaia EDR3 826601022012287872

Parameter Unit Gaia EDR3 Pan-STARRS DR1 SDSS DR10 MWDD H Gaia DR2 Stilism Kepler et al. 2015 Vincent et al. 2024 Simbad Vincent et al. 2023
Right ascension 09 58 26.43 (0.2) 09 58 26.44 09 58 26.43 (0.3) 09 58 26.43 09 58 26.45 (0.2)
Declination 49 41 25.02 (0.2) 49 41 24.97 49 41 25.02 (0.3) 49 41 25.02 49 41 24.97 (0.2)
Spectral type DA: DA: DA DA DA
Effective temperature [K] 7369.0 7287.0 (96) 6791.0 (261)
log(g) [cgs] 7.83 7.83 (0.2) 7.51 (0.1)
Mass [M] 0.499 0.52 (0.07) 0.346 (0.08)
log(Luminosity) [L]
Cooling age [Gyr] 1.0570
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] 4.37 (0.3) 4.41 (0.5) 4.37 4.37 (0.3)
Distance [pc] 228.90 (17) 226.57 (24) 228.90 228.90 (17)
Composition H
Proper motion (right ascension) [mas/yr] -14.28102563 (0.3) -14.66232484 (0.7) -14.281 (0.3)
Proper motion (declination) [mas/yr] 2.982692569 (0.3) 1.832746204 (0.8) 2.983 (0.3)
Variability
Magnetic
Bd [MG]
Infrared excess (disk)
Binarity
B magnitude
V magnitude
R magnitude
I magnitude
J magnitude
H magnitude
K magnitude
u magnitude 20.53 (0.06) 20.50 (0.06) 20.53 (0.06)
g magnitude 19.89 (0.02) 19.90 (0.02) 19.89 (0.01)
r magnitude 19.85 (0.02) 19.84 (0.02) 19.85 (0.02)
i magnitude 19.77 (0.02) 19.77 (0.02) 19.77 (0.02)
z magnitude 19.83 (0.09) 19.83 (0.09) 19.83 (0.09)
G magnitude 19.81 (0.04) 19.85 19.81 19.81 (0.004)
BP magnitude 20.00 (0.04) 20.02
RP magnitude 19.34 (0.05) 19.50
Pan g magnitude 19.94 (0.03)
Pan r magnitude 19.82 (0.02)
Pan i magnitude 19.84 (0.01)
Pan z magnitude 19.85 (0.04)
Pan y magnitude 19.93 (0.1)
E(B-V) 0.014

* 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.