Gaia DR2 808268967721645696

All names: SDSS J095846.24+434547.0, WDJ095846.26+434546.99, WDJ095846.26+434546.98, Gaia DR3 808268967721645696, SDSS J095846.23+434546.9, Gaia EDR3 808268967721645696, Gaia DR2 808268967721645696, GALEX J095846.2+434546, SDSS J095846.24+434546.8, US 1149, J0958+4345

Parameter Unit Gaia EDR3 Pan-STARRS DR1 Kilic et al. 2025 Caron et al. 2023 Kilic et al. 2020 MWDD H MWDD HE Gaia DR2 Stilism Vincent et al. 2024 Simbad Gentile Fusillo et al. 2018 Vincent et al. 2023
Right ascension 09 58 46.08 (0.1) 09 58 46.09 09 58 46.08 09 58 46.26 (0.1) 09 58 46.09
Declination 43 45 47.02 (0.09) 43 45 47.01 43 45 47.02 43 45 46.98 (0.09) 43 45 47.01
Spectral type DA DA DA DA DA DA
Effective temperature [K] 6420.0 (48) 6448.0 (45) 6420.0 (48) 6397.0 6149.0 6267.0 (101)
log(g) [cgs] 7.95 (0.02) 7.97 (0.03) 7.95 (0.03) 7.94 7.80 7.85 (0.04)
Mass [M] 0.56 (0.01) 0.57 (0.02) 0.56 (0.02) 0.555 0.459 0.505 (0.03)
log(Luminosity) [L]
Cooling age [Gyr] 1.8500 1.7300 1.6970
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] 11.60 (0.2) 11.60 (0.2) 11.60 (0.2) 11.60 11.60 (0.2) 11.60 (0.2)
Distance [pc] 86.19 (1) 86.21 (2) 86.22 (2) 86.19 86.19 (1) 86.22 (2)
Composition H H
Proper motion (right ascension) [mas/yr] -122.8679611 (0.1) -122.7739189 (0.3) -122.868 (0.1) -122.7739189
Proper motion (declination) [mas/yr] 2.044453488 (0.1) 1.896524971 (0.4) 2.044 (0.1) 1.896524971
Variability
Magnetic
Bd [MG]
Infrared excess (disk)
Binarity
B magnitude
V magnitude
R magnitude
I magnitude
J magnitude 17.57 (0.03)
H magnitude
K magnitude
u magnitude 19.34 (0.03) 19.34 (0.03) 19.34 (0.03)
g magnitude 18.63 (0.008) 18.63 (0.008)
r magnitude 18.34 (0.008) 18.34 (0.008)
i magnitude 18.29 (0.01) 18.29 (0.01)
z magnitude 18.36 (0.03) 18.36 (0.03)
G magnitude 18.36 (0.02) 18.39 18.36 18.36 (0.003) 18.39
BP magnitude 18.62 (0.02) 18.61 18.61
RP magnitude 17.98 (0.01) 17.98 17.98
Pan g magnitude 18.63 (0.01) 18.63 (0.01)
Pan r magnitude 18.37 (0.006) 18.37 (0.006)
Pan i magnitude 18.30 (0.002) 18.30 (0.003)
Pan z magnitude 18.30 (0.009) 18.30 (0.01)
Pan y magnitude 18.32 (0.01) 18.32 (0.009)
E(B-V) 0.004

* 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.