HS 0713+3958

All names: WD 0713+399, GALEX J071702.6+395323, HS 0713+3958, USNO-B1.0 1298-00187022, Gaia DR2 948302051375695744, Gaia EDR3 948302051375695744, Gaia DR3 948302051375695744, SDSS J071702.72+395323.68, SDSS J071702.72+395323.6

Parameter Unit Gaia EDR3 Pan-STARRS DR1 SDSS DR12 SDSS DR10 MWDD H Gaia DR2 Stilism Kepler et al. 2015 Reindl et al. 2014 Vincent et al. 2024 Simbad White Dwarf Catalog (McCook & Sion 1999) Vincent et al. 2023
Right ascension 07 17 02.74 (0.07) 07 17 02.72 07 17 02.72 07 17 02.74 (0.1) 07 17 02.74 07 17 02.72 (0.07) 07 17 02.66
Declination 39 53 23.80 (0.07) 39 53 23.66 39 53 23.66 39 53 23.80 (0.1) 39 53 23.80 39 53 23.61 (0.07) 39 53 24.72
Spectral type DO DO DA: DO.7 DO.7 PG1159
Effective temperature [K] 24927.0 80000.0 (10000) 80000.0 296313.0 (63070)
log(g) [cgs] 6.25 7.75 (0.5) 7.75 (0.5) 8.38 (0.07)
Mass [M] 0.163 0.6 (0.08) 0.6 1.948 (0.1)
log(Luminosity) [L]
Cooling age [Gyr]
log(H/He)
log(C/He) <0.003
log(Ca/He)
log(Ca/H)
Parallax [mas] 1.54 (0.08) 1.52 (0.1) 1.54 1.54 (0.08)
Distance [pc] 648.59 (33) 659.02 (53) 648.59 648.59 (33)
Composition
Proper motion (right ascension) [mas/yr] 12.86803485 (0.08) 12.47428327 (0.2) 12.868 (0.08)
Proper motion (declination) [mas/yr] 12.07789736 (0.07) 12.13827619 (0.2) 12.078 (0.07)
Variability
Magnetic
Bd [MG]
Infrared excess (disk)
Binarity
B magnitude 15.80
V magnitude
R magnitude 16.80
I magnitude
J magnitude
H magnitude
K magnitude
u magnitude 15.79 (0.005) 15.79 (0.005) 15.79 (0.03) 15.79 (0.005)
g magnitude 16.30 (0.004) 16.30 (0.004) 16.33 (0.02) 16.30 16.30 (0.004)
r magnitude 16.87 (0.004) 16.87 (0.004) 16.90 (0.02) 16.87 (0.004)
i magnitude 17.21 (0.006) 17.21 (0.006) 17.28 (0.02) 17.21 (0.006)
z magnitude 17.36 (0.01) 17.36 (0.01) 17.42 (0.02) 17.36 (0.01)
G magnitude 16.56 (0.008) 16.58 16.56 16.56 (0.004)
BP magnitude 16.35 (0.008) 16.24
RP magnitude 16.84 (0.009) 16.82
Pan g magnitude 16.36 (0.006)
Pan r magnitude 16.84 (0.003)
Pan i magnitude 17.25 (0.007)
Pan z magnitude 17.41 (0.02)
Pan y magnitude 17.58 (0.01)
E(B-V) 0.046

* 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.