SDSS J141037.54+144544.7

All names: J1410+1445, SDSS J141037.54+144544.78, SDSS J141037.54+144544.7, GALEX J141037.5+144545, Gaia EDR3 1230479444218162432, SDSS J141037.54+144544.4, Gaia DR3 1230479444218162432, Gaia DR2 1230479444218162432, SDSS J141037.54+144544.8

Parameter Unit Gaia EDR3 Pan-STARRS DR1 SDSS DR10 Genest-Beaulieu & Bergeron 2019 (spectroscopic) Genest-Beaulieu & Bergeron 2019 (photometric) Coutu et al. 2019 Gaia DR2 Stilism Koester & Kepler 2015 Kepler et al. 2015 Vincent et al. 2024 Simbad Vincent et al. 2023
Right ascension 14 10 37.53 (0.2) 14 10 37.54 14 10 37.55 14 10 37.53 (0.3) 14 10 37.53 14 10 37.55 (0.2)
Declination 14 45 44.54 (0.2) 14 45 44.47 14 45 44.41 14 45 44.54 (0.3) 14 45 44.54 14 45 44.42 (0.2)
Spectral type DBZ DBZ DB DBZ DB
Effective temperature [K] 14928.0 13546.0 13152.0 (674) 13860.0 (109) 14513.0 (190) 13325.0 (987)
log(g) [cgs] 8.75 8.17 8.12 8.00 (0) 8.47 (0.1) 8.16 (0.1)
Mass [M] 1.062 0.691 0.6607 0.687 (0.1)
log(Luminosity) [L]
Cooling age [Gyr] 0.3610
log(H/He) -5.251 <-6.0841 <-5.4
log(C/He)
log(Ca/He) -8.8194 (0.3) -8.19 (0.3)
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] 3.20 (0.3) 3.11 3.11 (0.3) 3.20 3.20 (0.3)
Distance [pc] 312.98 (27) 321.40 (35) 321.40 (35) 368.00 312.98 312.98 (27)
Composition He
Proper motion (right ascension) [mas/yr] -15.68634688 (0.3) -15.36722154 (0.7) -15.686 (0.3)
Proper motion (declination) [mas/yr] 7.440030756 (0.2) 8.093227027 (0.5) 7.44 (0.2)
Variability
Magnetic
Bd [MG]
Infrared excess (disk)
Binarity
B magnitude
V magnitude
R magnitude
I magnitude
J magnitude
H magnitude
K magnitude
u magnitude 19.21 (0.02) 19.20 (0.02) 19.21 (0.02)
g magnitude 19.20 (0.01) 19.21 (0.02) 19.20 (0.01)
r magnitude 19.48 (0.01) 19.49 (0.02) 19.48 (0.01)
i magnitude 19.66 (0.02) 19.66 (0.03) 19.66 (0.02)
z magnitude 20.00 (0.07) 19.99 (0.07) 20.00 (0.07)
G magnitude 19.30 (0.02) 19.34 19.30 19.30 (0.004)
BP magnitude 19.30 (0.02) 19.33
RP magnitude 19.32 (0.05) 19.39
Pan g magnitude 19.21 (0.01)
Pan r magnitude 19.43 (0.01)
Pan i magnitude 19.62 (0.009)
Pan z magnitude 19.81 (0.01)
Pan y magnitude 19.60 (0.05)
E(B-V) 0.023

* 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.