PG 1418-005

All names: SDSS J142131.20-004422.5, WD 1418-005, PG 1418-005, PSO J142131.196+004422.416, Gaia DR2 3653586296246976128, SDSS J142131.20-004422.56

Parameter Unit MWDD H Pan-STARRS DR1 Gaia DR2 Kepler et al. 2015 SDSS DR10 Simbad
Right ascension 14 21 31.19 (0.07) 14 21 31.21 14 21 31.19
Declination -00 44 22.29 (0.08) -00 44 23.12 -00 44 23.10
Spectral type DA DA DA3.4
Effective temperature [K] 13835.0 15931.0 (61)
log(g) [cgs] 7.88 8.13 (0.01)
Mass [M☉] 0.544 0.684 (0.006)
log(Luminosity) [L☉]
Cooling age [Gyr] 0.2117
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] 8.79 (0.1)
Distance [pc] 113.78 (1)
Composition H
Proper motion (right ascension) [mas/yr] -12.3962857501 (0.2) -15.0
Proper motion (declination) [mas/yr] 55.3263395643 (0.2) 56.0
Variability
Magnetic
Bd [MG]
Infrared excess (disk)
Binarity
B magnitude 16.64
V magnitude 16.70
R magnitude
I magnitude
J magnitude 16.82
H magnitude 16.94
K magnitude 16.95
u magnitude 16.77 (0.04) 16.74 (0.006) 16.74
g magnitude 16.41 (0.02) 16.39 (0.004) 16.39
r magnitude 16.71 (0.02) 16.69 (0.004) 16.69
i magnitude 17.36 (0.1) 17.23 (0.006) 17.23
z magnitude 17.25 (0.03) 17.23 (0.01) 17.21
G magnitude 16.59
BP magnitude 16.54
RP magnitude 16.66
Pan g magnitude 16.46 (0.003)
Pan r magnitude 16.70 (0.002)
Pan i magnitude 16.97 (0.003)
Pan z magnitude 17.20 (0.004)
Pan y magnitude 17.35 (0.01)

* 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.