WD J1403+4533

All names: Gaia DR2 1505825635741455872, 1401+457, SDSS, WD 1401+457, SDSS J140324.67+453332.7, J1403+4533, Gaia DR3 1505825635741455872, WDJ140324.75+453333.02, Gaia EDR3 1505825635741455872

Parameter Unit Gaia EDR3 Pan-STARRS DR1 SDSS DR12 Kilic et al. 2025 O'Brien et al. 2024 Caron et al. 2023 Bergeron et al. 2022 McCleery et al. 2020 Leggett et al. 2018 Gaia DR2 Stilism Holberg et al. 2016 Vincent et al. 2024 Gentile Fusillo et al. 2018 White Dwarf Catalog (McCook & Sion 1999) Vincent et al. 2023
Right ascension 14 03 24.34 (0.1) 14 03 24.67 14 03 24.35 (0.2) 14 03 24.35 (0.2) 14 03 24.34 14 03 24.35 14 03 23.95
Declination 45 33 31.67 (0.1) 45 33 32.73 45 33 31.71 (0.2) 45 33 31.71 (0.2) 45 33 31.67 45 33 31.71 45 33 31.68
Spectral type DC-IRfaint DC DC DC DC DC17.4 DC DC DC DC DC
Effective temperature [K] 4823.0 (17) 4823.0 (17) 4823.0 (17) 2895.0 (28) 2670.0 (1500) 17890.0 (4270)
log(g) [cgs] 8.99 (0.007) 8.99 (0.006) 7.85 (0.04) 8.00 (0) 10.99 (0.7)
Mass [M] 1.184 (0.004) 1.183 (0.004) 1.184 (0.004) 0.481 (0.04) 0.57 (0) 3.761 (5)
log(Luminosity) [L]
Cooling age [Gyr] 5.7600 4.9920 9.2000 (0.2) 11.9800
log(H/He) -3.47 -3.47 -3.47
log(C/He)
log(Ca/He)
log(Ca/H)
log(N/He)
log(O/He)
log(Na/He)
log(Mg/He)
log(Al/He)
log(Si/He)
log(P/He)
log(S/He)
log(Cl/He)
log(Sc/He)
log(Ti/He)
log(V/He)
log(Cr/He)
log(Mn/He)
log(Fe/He)
log(Co/He)
log(Ni/He)
log(Cu/He)
log(Zn/He)
log(Ga/He)
log(Ge/He)
log(Sr/He)
Parallax [mas] 29.08 (0.2) 29.08 (0.2) 29.08 (0.2) 29.33 (0.2) 30.03 (0.7) 29.33 (0.2) 29.08 29.33 (0.2)
Distance [pc] 34.38 (0.2) 34.39 (0.2) 34.39 (0.2) 34.09 (0.3) 33.30 (0.8) 34.09 (0.3) 24.00 (10) 34.38 34.09 (0.3)
Composition He He+CIA H
Proper motion (right ascension) [mas/yr] -272.3449457 (0.1) -272.1499738 (0.3) -272.15
Proper motion (declination) [mas/yr] -84.50792637 (0.2) -84.69640156 (0.3) -84.696
Variability
Magnetic
Bd [MG]
Infrared excess (disk)
Binarity
B magnitude
V magnitude 18.91
R magnitude
I magnitude
J magnitude 20.19 (0.07)
H magnitude 20.61 (0.07)
K magnitude 20.87 (0.1)
u magnitude 20.16 (0.05) 20.16 (0.05) 20.16 (0.05) 20.14
g magnitude 18.89 (0.009) 18.89 (0.009) 18.93
r magnitude 18.95 (0.01) 18.95 (0.01) 19.02
i magnitude 19.51 (0.03) 19.51 (0.03) 19.51
z magnitude 19.76 (0.1) 19.76 (0.1) 19.82
G magnitude 19.02 (0.02) 19.06 19.06 19.02 19.06
BP magnitude 19.06 (0.02) 19.07 19.07
RP magnitude 19.20 (0.04) 19.23 19.23
Pan g magnitude 18.87 (0.005) 18.87 (0.005)
Pan r magnitude 18.98 (0.01) 18.98 (0.01)
Pan i magnitude 19.55 (0.007) 19.55 (0.007)
Pan z magnitude 19.97 (0.03) 19.97 (0.03)
Pan y magnitude 20.09 (0.2) 20.09 (0.2)
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.