Gaia DR2 3863974783909961600

All names: Gaia EDR3 3863974783909961600, SDSS J103009.26+084510.1, Gaia DR3 3863974783909961600, WDJ103009.27+084510.06, Gaia DR2 3863974783909961600, SDSS J103009.25+084510.0, SDSS J103009.26+084510.0, WDJ10309.27+084510.05, J1030+0845

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 10 30 09.23 (0.2) 10 30 09.23 10 30 09.23 10 30 09.27 (0.2) 10 30 09.23
Declination 08 45 10.12 (0.1) 08 45 10.12 08 45 10.12 08 45 10.06 (0.1) 08 45 10.12
Spectral type DA DA DA DA DA DA
Effective temperature [K] 6131.0 (21) 6140.0 (20) 6131.0 (22) 6089.0 5843.0 6031.0 (124)
log(g) [cgs] 8.01 (0.02) 8.02 (0.02) 8.01 (0.02) 7.99 7.84 7.96 (0.04)
Mass [M] 0.594 (0.01) 0.602 (0.02) 0.593 (0.02) 0.582 0.478 0.563 (0.04)
log(Luminosity) [L]
Cooling age [Gyr] 2.2900 2.1170 2.1250
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] 12.45 (0.2) 12.44 (0.2) 12.44 (0.2) 12.45 12.45 (0.2) 12.44 (0.2)
Distance [pc] 80.34 (1) 80.39 (1) 80.42 (2) 80.34 80.34 (1) 80.42 (2)
Composition H H
Proper motion (right ascension) [mas/yr] -35.1449397 (0.2) -35.21538171 (0.4) -35.145 (0.2) -35.21538171
Proper motion (declination) [mas/yr] 3.504328443 (0.2) 3.970207092 (0.3) 3.504 (0.2) 3.970207092
Variability
Magnetic
Bd [MG]
Infrared excess (disk)
Binarity
B magnitude
V magnitude
R magnitude
I magnitude
J magnitude 17.62 (0.02)
H magnitude 17.33 (0.06)
K magnitude 17.26 (0.08)
u magnitude 19.64 (0.03) 19.65 (0.03) 19.65 (0.03)
g magnitude 18.84 (0.009) 18.84 (0.009)
r magnitude 18.46 (0.008) 18.46 (0.008)
i magnitude 18.36 (0.01) 18.36 (0.01)
z magnitude 18.28 (0.03) 18.28 (0.03)
G magnitude 18.48 (0.03) 18.50 18.48 18.48 (0.004) 18.50
BP magnitude 18.79 (0.03) 18.77 18.77
RP magnitude 18.00 (0.02) 18.02 18.02
Pan g magnitude 18.79 (0.002) 18.79 (0.002)
Pan r magnitude 18.47 (0.006) 18.47 (0.006)
Pan i magnitude 18.37 (0.005) 18.37 (0.005)
Pan z magnitude 18.34 (0.008) 18.34 (0.007)
Pan y magnitude 18.38 (0.02) 18.38 (0.02)
E(B-V) 0.003

* 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.