Gaia DR2 1254241707265648768

All names: SDSS J141420.50+242047.5, WDJ141420.51+242047.65, Gaia DR2 1254241707265648768, Gaia EDR3 1254241707265648768, Gaia DR3 1254241707265648768, SDSS J141420.49+242047.5

Parameter Unit Gaia EDR3 Pan-STARRS DR1 Kilic et al. 2025 MWDD H MWDD HE Gaia DR2 Stilism Vincent et al. 2024 Simbad Gentile Fusillo et al. 2018
Right ascension 14 14 20.47 (0.1) 14 14 20.47 14 14 20.47 14 14 20.51 (0.1) 14 14 20.47
Declination 24 20 47.34 (0.1) 24 20 47.35 24 20 47.34 24 20 47.65 (0.1) 24 20 47.35
Spectral type DC DA DA
Effective temperature [K] 5074.0 (22) 5046.0 4730.0 5158.0 (74)
log(g) [cgs] 8.13 (0.01) 8.14 7.93 8.19 (0.03)
Mass [M] 0.664 (0.01) 0.667 0.527 0.702 (0.03)
log(Luminosity) [L]
Cooling age [Gyr] 6.9270 5.6790
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] 21.63 (0.2) 21.95 (0.3) 21.63 21.63 (0.2) 21.95 (0.3)
Distance [pc] 46.23 (0.3) 45.57 (0.5) 46.23 46.23 (0.3) 45.57 (0.5)
Composition H
Proper motion (right ascension) [mas/yr] -31.19752349 (0.1) -30.68895171 (0.5) -31.198 (0.1) -30.68895171
Proper motion (declination) [mas/yr] -19.14021298 (0.1) -19.39705645 (0.3) -19.14 (0.1) -19.39705645
Variability
Magnetic
Bd [MG]
Infrared excess (disk)
Binarity
B magnitude
V magnitude
R magnitude
I magnitude
J magnitude
H magnitude
K magnitude
u magnitude 20.45 (0.06) 20.45 (0.06)
g magnitude 18.95 (0.009) 18.95 (0.009)
r magnitude 18.24 (0.007) 18.24 (0.007)
i magnitude 18.01 (0.008) 18.01 (0.008)
z magnitude 17.92 (0.02) 17.92 (0.02)
G magnitude 18.31 (0.03) 18.33 18.31 18.31 (0.003) 18.33
BP magnitude 18.80 (0.03) 18.81 18.81
RP magnitude 17.72 (0.02) 17.72 17.72
Pan g magnitude 18.87 (0.006)
Pan r magnitude 18.27 (0.006)
Pan i magnitude 18.02 (0.006)
Pan z magnitude 17.94 (0.006)
Pan y magnitude 17.90 (0.01)
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.