WD 1458+006

All names: Gaia DR2 1152976205310754560, SDSS J150003.86+002420.0, PSO J150003.798+002418.692, WD 1457+006, SDSS J150003.86+002419.9, Gaia DR2 1353262629247389312, SDSS J150003.85+002419.8, WD 1458+006

Parameter Unit MWDD HE Pan-STARRS DR1 Gaia DR2 Gaia DR2 Koester & Kepler (2015) Harris et al. 2003 SDSS DR12 Simbad Eisenstein et al. 2006 White Dwarf Catalog (McCook & Sion 1999) Kleinman et al. 2013
Right ascension 15 00 03.78 (0.3) 15 00 03.78 (0.3) 15 00 03.86 15 00 03.86 15 00 03.86 15 00 03.36 15 00 03.86
Declination 00 24 18.45 (0.3) 00 24 18.45 (0.3) 00 24 19.87 00 24 19.85 00 24 19.85 00 24 19.44 00 24 19.97
Spectral type DB4 DB4 DB DB ? DB
Effective temperature [K] 11888.0 13926.0 (134) 15546.0 (240) 14400.0 (230)
log(g) [cgs] 8.14 8.00 (0) 8.87 (0.1) 8.52 (0.1)
Mass [M] 0.6709999999999999 0.9109999999999999 (0.09)
log(Luminosity) [L]
Cooling age [Gyr] 0.4894
log(H/He) -5.32 (0)
log(C/He)
log(Ca/He) -8.04 (0)
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] 4.22 (0.4) 4.22 (0.4)
Distance [pc] 237.15 (21) 237.15 (21) 289.00
Composition He
Proper motion (right ascension) [mas/yr] -71.64938627 (0.5) -71.649 (0.5) -8.0 -73.8
Proper motion (declination) [mas/yr] -86.32377822 (0.5) -86.324 (0.5) -9.0 -87.3
Variability
Magnetic
Bd [MG]
Infrared excess (disk)
Binarity
B magnitude
V magnitude
R magnitude
I magnitude
J magnitude
H magnitude
K magnitude
u magnitude 18.84 18.82 (0.02) 18.84 18.85 (0.02) 18.84 18.84 (0.02)
g magnitude 18.80 18.79 (0.008) 18.80 18.81 (0.01) 18.80 18.80 (0.01)
r magnitude 19.00 19.01 (0.01) 19.00 19.00 (0.01) 18.99 19.00 (0.01)
i magnitude 19.15 19.17 (0.01) 19.16 19.15 (0.02) 19.14 19.16 (0.02)
z magnitude 19.45 19.48 (0.07) 19.48 19.47 (0.08) 19.46 19.48 (0.08)
G magnitude 18.93 18.93
BP magnitude 18.87 18.87
RP magnitude 18.94 18.94
Pan g magnitude 18.84 (0.006)
Pan r magnitude 19.03 (0.008)
Pan i magnitude 19.22 (0.008)
Pan z magnitude 19.44 (0.02)
Pan y magnitude 19.46 (0.03)

* Constant surface field

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The Montreal White Dwarf Database is produced and maintained by Prof. Patrick Dufour at Université de Montréal. Please send database updates, corrections, suggestions or bug reports to dufourpa@astro.umontreal.ca.