EGGR 473

Other names: 0245+541, LHS 1446, WD 0245+541

Parameter Unit Holberg et al. 2016 Kilic et al. 2006 Simbad
Right ascension 02 48 36.44
Declination 54 23 22.49
Spectral type DAZ9.5 DAZ DAZ9
Effective temperature [K] 5139.0 5190.0
log(g) [cgs] 8.23 8.20
Mass [M☉] 0.73
log(Luminosity) [L☉]
Cooling age [Gyr] 6.5100
log(H/He)
log(C/He)
log(Ca/He)
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(Ca/H) -12.7
log(Sc/H)
log(Ti/H)
log(Cr/H)
log(Mn/H)
log(Fe/H)
log(Ni/H)
Parallax [mas] 99.66 97.00
Distance [pc] 10.03 10.31
Composition H H
Proper motion (right ascension) [mas/yr] -425.0
Proper motion (declination) [mas/yr] -385.0
Variability
Magnetic
Db [MG]
Infrared excess (disk)
Binarity
B magnitude 16.25
V magnitude 15.34 15.50
R magnitude 15.10
I magnitude 14.80
J magnitude 13.87
H magnitude 13.54
K magnitude 13.47
u magnitude
g magnitude
r magnitude
i magnitude
z magnitude

* Constant surface field

Special notes:

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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.