SDSS J134441.85+375445.6

All names: Gaia DR2 1496425743333173376, SDSS J134441.85+375445.63, SDSS J134441.85+375445.6, PSO J134441.800+375445.420

Parameter Unit MWDD H Pan-STARRS DR1 Gaia DR2 Kepler et al. 2015 SDSS DR10 Simbad
Right ascension 13 44 41.79 (0.07) 13 44 41.86 13 44 41.85
Declination 37 54 45.21 (0.09) 37 54 45.65 37 54 45.61
Spectral type DAH DAH DAH
Effective temperature [K] 6648.0 6078.0 (67)
log(g) [cgs] 7.52 8.38 (0.1)
Mass [M☉] 0.348
log(Luminosity) [L☉]
Cooling age [Gyr] 0.9826
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] 8.81 (0.2)
Distance [pc] 113.49 (2)
Composition H
Proper motion (right ascension) [mas/yr] -70.34023449 (0.1)
Proper motion (declination) [mas/yr] -42.86483694 (0.2)
Variability
Magnetic
Bd [MG]
Infrared excess (disk)
Binarity
B magnitude
V magnitude
R magnitude
I magnitude
J magnitude
H magnitude
K magnitude
u magnitude 19.16 (0.02) 19.16 (0.02) 19.16
g magnitude 18.54 (0.01) 18.54 (0.007) 18.54
r magnitude 18.27 (0.01) 18.27 (0.007) 18.27
i magnitude 18.21 (0.01) 18.21 (0.008) 18.21
z magnitude 18.25 (0.02) 18.25 (0.02) 18.25
G magnitude 18.30
BP magnitude 18.49
RP magnitude 17.88
Pan g magnitude 18.50 (0.004)
Pan r magnitude 18.29 (0.006)
Pan i magnitude 18.23 (0.005)
Pan z magnitude 18.27 (0.007)
Pan y magnitude 18.28 (0.008)

* 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.