SDSS J142352.93+141133.5

All names: Gaia EDR3 1228512516699903104, SDSS J142352.93+141133.5, Gaia DR3 1228512516699903104, Gaia DR2 1228512516699903104, SDSS J142352.93+141133.50, GALEX J142352.9+141132

Parameter Unit Gaia EDR3 Pan-STARRS DR1 SDSS DR12 Genest-Beaulieu & Bergeron 2019 (spectroscopic) Genest-Beaulieu & Bergeron 2019 (photometric) MWDD HE Gaia DR2 Stilism Simbad Kleinman et al. 2013 Vincent et al. 2023
Right ascension 14 23 52.93 (0.6) 14 23 52.92 14 23 52.93 (0.9) 14 23 52.92 (0.6) 14 23 52.93
Declination 14 11 33.49 (0.7) 14 11 33.59 14 11 33.49 (1) 14 11 33.57 (0.7) 14 11 33.50
Spectral type DB DB DB DB
Effective temperature [K] 14425.0 14056.0 13811.0 14566.0 (615)
log(g) [cgs] 6.95 8.16 8.15 7.93 (0.4)
Mass [M] 0.217 0.687 0.682 0.542 (0.2)
log(Luminosity) [L]
Cooling age [Gyr] 0.3317
log(H/He) <-5.948
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] 1.60 (0.8) 1.83 (1) 1.60 (0.8)
Distance [pc] 623.35 (306) 546.46 (345) 623.36 (306)
Composition He
Proper motion (right ascension) [mas/yr] 9.957531055 (0.8) 8.196195961 (2) 9.958 (0.8)
Proper motion (declination) [mas/yr] -4.789300192 (1) -9.471668066 (3) -4.789 (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 20.24 (0.04) 20.26 (0.05) 20.26 (0.05)
g magnitude 20.33 (0.02) 20.39 (0.03) 20.39 (0.03)
r magnitude 20.54 (0.03) 20.53 (0.04) 20.53 (0.04)
i magnitude 20.80 (0.06) 20.76 (0.08) 20.76 (0.08)
z magnitude 21.06 (0.3) 20.71 (0.2) 20.71 (0.2)
G magnitude 20.43 (0.1) 20.48 20.43 (0.008)
BP magnitude 20.33 (0.1) 20.31
RP magnitude 20.42 (0.1) 20.71
Pan g magnitude 20.30 (0.03)
Pan r magnitude 20.56 (0.02)
Pan i magnitude 20.75 (0.02)
Pan z magnitude 20.88 (0.04)
Pan y magnitude
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.