WD 0120-024

All names: WDJ012314.71-020927.23, USNO-B1.0 0878-00026457, Gaia DR3 2485211533668928640, NLTT 4615, WDS J01233-0209B, SDSS J012314.84-020926.9, J0123-0209, TIC 248949080, WD 0120-024, ** LDS 3271B, Gaia DR2 2485211533668928640, GALEX J012314.7-020925, 2MASS J01231468-0209271, PSO J020.8122-02.1574, LP 587-53, Gaia EDR3 2485211533668928640

Parameter Unit Gaia EDR3 Pan-STARRS DR1 Kilic et al. 2025 Caron et al. 2023 Kilic et al. 2020 Blouin et al. 2019 MWDD H Gaia DR2 Stilism Vincent et al. 2024 Simbad Gentile Fusillo et al. 2018 White Dwarf Catalog (McCook & Sion 1999)
Right ascension 01 23 14.96 (0.09) 01 23 14.95 (0.1) 01 23 14.96 01 23 14.71 (0.09) 01 23 14.95 01 23 14.83
Declination -02 09 26.63 (0.06) -02 09 26.65 (0.08) -02 09 26.63 -02 09 27.23 (0.06) -02 09 26.65 -02 08 51.00
Spectral type DA DA DA DA DA DA DA DA
Effective temperature [K] 5836.0 (20) 5827.0 (17) 5836.0 (20) 5745.0 (45) 5755.0 5876.0 (40)
log(g) [cgs] 7.99 (0.009) 7.99 (0.01) 7.99 (0.01) 7.95 (0.02) 7.95 8.00 (0.02)
Mass [M] 0.579 (0.008) 0.578 (0.009) 0.58 (0.009) 0.557 (0.01) 0.557 0.59 (0.01)
log(Luminosity) [L]
Cooling age [Gyr] 2.4500 2.3510 (0.1) 2.3330
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] 23.06 (0.1) 23.08 (0.1) 23.08 (0.2) 23.08 (0.2) 23.06 23.06 (0.1) 23.08 (0.2)
Distance [pc] 43.37 (0.2) 43.33 (0.3) 43.33 (0.3) 43.33 (0.3) 43.37 43.37 (0.2) 43.33 (0.3)
Composition H H H H
Proper motion (right ascension) [mas/yr] 235.2593308 (0.1) 235.8245619 (0.3) 235.259 (0.1) 235.8245619
Proper motion (declination) [mas/yr] 37.22270606 (0.08) 37.30777148 (0.1) 37.223 (0.07) 37.30777148
Variability
Magnetic
Bd [MG]
Infrared excess (disk)
Binarity
B magnitude 17.50
V magnitude 17.48
R magnitude 17.00
I magnitude
J magnitude 16.29 (0.02) 16.46 (0.09) 16.46 (0.09)
H magnitude 16.05 (0.03) 16.30 (0.2) 16.30 (0.2)
K magnitude 15.94 (0.05) 15.57 (0.2) 15.57 (0.2)
u magnitude 18.68 (0.02) 18.69 (0.02) 18.69 (0.02)
g magnitude 17.69 (0.005) 17.73 (0.005)
r magnitude 17.31 (0.004) 17.31 (0.005)
i magnitude 17.15 (0.003) 17.16 (0.006)
z magnitude 17.13 (0.007) 17.15 (0.01)
G magnitude 17.31 (0.01) 17.33 17.31 17.31 (0.003) 17.33
BP magnitude 17.64 (0.01) 17.61 17.61
RP magnitude 16.82 (0.006) 16.80 16.80
Pan g magnitude 17.69 (0.004) 17.69 (0.005) 17.69 (0.005)
Pan r magnitude 17.31 (0.004) 17.31 (0.004) 17.31 (0.004)
Pan i magnitude 17.15 (0.003) 17.15 (0.003) 17.15 (0.003)
Pan z magnitude 17.13 (0.005) 17.13 (0.007) 17.13 (0.007)
Pan y magnitude 17.12 (0.006) 17.12 (0.009) 17.12 (0.009)
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.