SDSS J140101.13+300943.3

All names: Gaia DR2 1453786643751444352, Gaia EDR3 1453786643751444352, Gaia DR3 1453786643751444352, SDSS J140101.13+300943.3, SDSS J140101.12+300943.3, SDSS J140101.13+300943.38, J1401+3009

Parameter Unit Gaia EDR3 Pan-STARRS DR1 SDSS DR12 Coutu et al. 2019 Gaia DR2 Stilism Kepler et al. 2016 Simbad Vincent et al. 2023
Right ascension 14 01 01.09 (0.5) 14 01 01.13 14 01 01.13 14 01 01.09 (1) 14 01 01.13 (0.5)
Declination 30 09 43.26 (0.5) 30 09 43.38 30 09 43.35 30 09 43.27 (0.7) 30 09 43.40 (0.5)
Spectral type DZ DZ DZ DZ
Effective temperature [K] 8283.0 (510) 10815.0 (212)
log(g) [cgs] 8.64 8.00 (0)
Mass [M] 0.9903
log(Luminosity) [L]
Cooling age [Gyr] 2.8800
log(H/He) <-4.0865
log(C/He)
log(Ca/He) -9.0432 (0.3) -7.46
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] 3.67 (0.8) 4.36 4.36 (1) 3.67 (0.8)
Distance [pc] 272.73 (59) 229.45 (51) 229.45 (51) 272.73 (59)
Composition He He
Proper motion (right ascension) [mas/yr] -28.34000516 (1) -25.9717103 (3) -28.34 (1)
Proper motion (declination) [mas/yr] -8.541395717 (1) -5.548255666 (2) -8.541 (1)
Variability
Magnetic
Bd [MG]
Infrared excess (disk)
Binarity
B magnitude
V magnitude
R magnitude
I magnitude
J magnitude
H magnitude
K magnitude
u magnitude 21.05 (0.1) 21.00 (0.09) 21.06 (0.1)
g magnitude 20.72 (0.03) 20.72 (0.04) 20.72 (0.03)
r magnitude 20.64 (0.04) 20.66 (0.05) 20.65 (0.04)
i magnitude 20.86 (0.07) 20.89 (0.07) 20.86 (0.07)
z magnitude 20.87 (0.3) 20.82 (0.4) 20.89 (0.3)
G magnitude 20.62 (0.1) 20.71 20.62 (0.008)
BP magnitude 20.83 (0.1) 20.70
RP magnitude 20.59 (0.1) 20.22
Pan g magnitude 20.82 (0.03)
Pan r magnitude 20.68 (0.02)
Pan i magnitude 20.74 (0.03)
Pan z magnitude 20.74 (0.05)
Pan y magnitude
E(B-V) 0.018

* 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.