EGGR 272

All names: EGGR 272, GALEX J140619.9-011932, GEN# +9.80064043, SDSS J140619.96-011932.50, PG 1403-011, Gaia EDR3 3659347256140256256, WD 1403-010, SDSS J140619.96-011932.4, SDSS J140619.96-011932.5, Gaia DR2 3659347256140256256, [HMD92] 865-3, G64-43, NLTT 36245, SDSS J140619.83-011933.1, uvby98 980064043, 2MASS J14062000-0119325, Gaia DR3 3659347256140256256, WDJ140619.99-011932.40, WIRED J140619.96-011932.4, TIC 38639743, LAMOST J140619.80-011933.0, G 64-43

Parameter Unit Gaia EDR3 Pan-STARRS DR1 SDSS DR12 Genest-Beaulieu & Bergeron 2019 (spectroscopic) Genest-Beaulieu & Bergeron 2019 (photometric) MWDD H MWDD HE Gaia DR2 Stilism Koester & Kepler 2015 Bergeron et al. 2011 Zuckerman et al. 2010 Voss et al. 2007 Wegner et al. 1987 Vincent et al. 2024 Simbad Gentile Fusillo et al. 2018 Eisenstein et al. 2006 White Dwarf Catalog (McCook & Sion 1999) Kleinman et al. 2013 Vincent et al. 2023
Right ascension 14 06 19.73 (0.05) 14 06 19.97 14 06 19.74 (0.07) 14 06 19.73 14 06 19.99 (0.05) 14 06 19.74 14 06 19.97 14 06 20.50 14 06 19.96
Declination -01 19 33.65 (0.03) -01 19 32.41 -01 19 33.61 (0.05) -01 19 33.65 -01 19 32.40 (0.03) -01 19 33.61 -01 19 32.44 -01 19 34.68 -01 19 32.46
Spectral type DBA DBA DB DBA DB DBA DB4 DBA DB
Effective temperature [K] 15224.0 14361.0 13428.0 14458.0 15499.0 (23) 15420.0 (375) 15600.0 15784.0 14000.0 14766.0 (221) 16481.0 (32) 15804.0 (50)
log(g) [cgs] 7.96 7.92 7.83 7.94 8.00 (0) 8.10 (0.08) 8.00 7.96 (0.02) 8.36 (0.02) 8.29 (0.03)
Mass [M] 0.564 0.542 0.517 0.552 0.65 (0.05) 0.588 0.567 (0.01)
log(Luminosity) [L] -2.14
Cooling age [Gyr] 0.2161 0.2013 0.2239 1.9330
log(H/He) -6.168 -5.8 (0.2) -6.1 (0.9) -5.21 <-5
log(C/He)
log(Ca/He) <-7.57 <-10.6
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] 12.87 (0.05) 12.86 (0.07) 12.87 12.87 (0.05) 12.86 (0.07)
Distance [pc] 77.69 (0.3) 77.76 (0.4) 78.00 80.00 77.69 77.69 (0.3) 77.76 (0.4)
Composition He
Proper motion (right ascension) [mas/yr] -247.5889676 (0.08) -247.6036142 (0.1) -247.589 (0.08) -247.604 -241.5
Proper motion (declination) [mas/yr] -78.22735054 (0.04) -78.08139811 (0.1) -78.227 (0.04) -78.081 -76.8
Variability
Magnetic
Bd [MG]
Infrared excess (disk)
Binarity
B magnitude 15.75
V magnitude 15.90 15.90 15.80
R magnitude
I magnitude
J magnitude 16.03 (0.1)
H magnitude 16.05 (0.02)
K magnitude 16.15 (0.03)
u magnitude 15.49 (0.004) 15.49 (0.004) 15.49 (0.004) 15.52 (0.02) 15.52 15.51 (0.02)
g magnitude 15.54 (0.003) 15.54 (0.003) 15.54 (0.003) 15.59 (0.02) 15.59 15.57 (0.02)
r magnitude 15.84 (0.004) 15.84 (0.004) 15.84 (0.004) 15.88 (0.01) 15.88 15.86 (0.01)
i magnitude 16.07 (0.004) 16.07 (0.004) 16.07 (0.004) 16.09 (0.02) 16.09 16.08 (0.02)
z magnitude 16.28 (0.008) 16.28 (0.008) 16.28 (0.008) 16.32 (0.02) 16.32 16.28 (0.02)
G magnitude 15.69 (0.004) 15.71 15.69 15.69 (0.003) 15.71
BP magnitude 15.63 (0.004) 15.60 15.60
RP magnitude 15.79 (0.004) 15.78 15.78
Pan g magnitude 15.62 (0.004)
Pan r magnitude 15.87 (0.002)
Pan i magnitude 16.13 (0.003)
Pan z magnitude 16.33 (0.004)
Pan y magnitude 16.50 (0.005)
E(B-V) 0.005

* 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.