SDSS J100119.48+465650.6

All names: Gaia EDR3 822352371643412352, LSPM J1001+4656, 10013+4656, WDJ100119.49+465651.23, J1001+4656, SDSS J100119.48+465650.6, USNO-B1.0 1369-00224064, Gaia DR3 822352371643412352, Gaia DR2 822352371643412352, PSO J150.3311+46.9464, LP 166-54, SDSS J100119.48+465650.5, PM J10013+4656, NLTT 23170, WD 0958+471

Parameter Unit Gaia EDR3 Pan-STARRS DR1 Kilic et al. 2025 Caron et al. 2023 Blouin et al. 2019 MWDD H MWDD HE Gaia DR2 Stilism Limoges et al. 2015 Vincent et al. 2024 Simbad Gentile Fusillo et al. 2018 White Dwarf Catalog (McCook & Sion 1999)
Right ascension 10 01 19.46 (0.1) 10 01 19.46 (0.1) 10 01 19.46 10 01 19.49 (0.1) 10 01 19.46 10 01 19.73
Declination 46 56 45.85 (0.1) 46 56 46.02 (0.2) 46 56 45.85 46 56 51.22 (0.1) 46 56 46.02 46 56 44.88
Spectral type DC DC DC DC DC DC DC: DC DC15.3
Effective temperature [K] 4430.0 (37) 4191.0 (37) 4415.0 (45) 4427.0 4130.0 4440.0 (119) 4559.0 (48)
log(g) [cgs] 7.86 (0.02) 7.70 (0.02) 7.86 (0.04) 7.87 7.61 8.00 (0) 7.96 (0.03)
Mass [M] 0.496 (0.02) 0.409 (0.02) 0.494 (0.02) 0.498 0.359 0.58 (0.1) 0.55 (0.02)
log(Luminosity) [L] -4.26
Cooling age [Gyr] 5.8900 6.3810 (0.5) 6.4080 4.3870
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] 24.23 (0.2) 24.30 (0.3) 24.30 (0.3) 24.30 (0.3) 24.23 24.23 (0.2) 24.30 (0.3)
Distance [pc] 41.27 (0.3) 41.15 (0.5) 41.15 (0.5) 41.15 (0.5) 39.00 (7) 41.27 41.27 (0.3) 41.15 (0.5)
Composition H H H H
Proper motion (right ascension) [mas/yr] -21.80090045 (0.1) -21.58381651 (0.3) -21.801 (0.1) -21.58381651
Proper motion (declination) [mas/yr] -335.9894777 (0.1) -336.6257135 (0.5) -335.989 (0.1) -336.6257135
Variability
Magnetic
Bd [MG]
Infrared excess (disk)
Binarity
B magnitude 19.50
V magnitude
R magnitude 18.30
I magnitude
J magnitude 16.79 (0.04) 16.73 (0.1) 16.79 (0.04)
H magnitude 16.69 (0.06) 16.23 (0.2) 16.69 (0.06)
K magnitude 16.99 (0.06) 16.99 (0.06)
u magnitude 21.31 (0.1) 21.39 (0.09) 21.31 (0.1) 21.30
g magnitude 19.27 (0.01) 19.29 (0.01) 19.24
r magnitude 18.30 (0.008) 18.29 (0.008) 18.18
i magnitude 17.94 (0.006) 17.95 (0.008) 17.85
z magnitude 17.83 (0.008) 17.78 (0.02) 17.76
G magnitude 18.33 (0.03) 18.36 18.33 18.33 (0.003) 18.36
BP magnitude 18.90 (0.03) 19.03 19.03
RP magnitude 17.60 (0.01) 17.63 17.63
Pan g magnitude 19.13 (0.01) 19.13 (0.02) 19.13 (0.02)
Pan r magnitude 18.30 (0.007) 18.30 (0.008) 18.30 (0.008)
Pan i magnitude 17.94 (0.005) 17.94 (0.006) 17.94 (0.006)
Pan z magnitude 17.83 (0.008) 17.83 (0.008) 17.84 (0.008)
Pan y magnitude 17.74 (0.03) 17.74 (0.03) 17.75 (0.03)
E(B-V) 0.001

* 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.