WD 0726+393

All names: J0729+3910, LAMOST J072929.65+391012.5, SDSS J072929.52+391011.6, Gaia DR3 900182131145007104, WDJ072929.53+391012.09, SDSS J072929.52+391011.61, Gaia EDR3 900182131145007104, LP 207-7, WD 0726+392, Gaia DR2 900182131145007104

Parameter Unit Gaia EDR3 Pan-STARRS DR1 SDSS DR10 Kilic et al. 2025 Kilic et al. 2020 MWDD H Gaia DR2 Stilism Guo et al. 2015 Kepler et al. 2015 Gianninas et al. 2011 Vincent et al. 2024 Gentile Fusillo et al. 2018 White Dwarf Catalog (McCook & Sion 1999) Vincent et al. 2023
Right ascension 07 29 29.50 (0.04) 07 29 29.52 07 29 29.50 (0.05) 07 29 29.50 07 29 29.50 07 29 30.34
Declination 39 10 10.09 (0.04) 39 10 11.60 39 10 10.15 (0.06) 39 10 10.09 39 10 10.15 39 10 45.48
Spectral type DA DA DA DA DA DA DA DA DA DA
Effective temperature [K] 12626.0 (78) 12618.0 (78) 12482.0 16389.0 (224) 13852.0 (60) 13240.0 (241) 12718.0 (179)
log(g) [cgs] 7.93 (0.006) 7.94 (0.007) 7.93 8.05 (0.05) 7.99 (0) 7.97 (0.05) 7.94 (0.01)
Mass [M] 0.568 (0.004) 0.573 (0.006) 0.567 0.65 (0.03) 0.604 (0) 0.59 (0.03) 0.572 (0.009)
log(Luminosity) [L]
Cooling age [Gyr] 0.3065
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] 13.49 (0.05) 13.57 (0.07) 13.49 13.57 (0.07)
Distance [pc] 74.12 (0.3) 73.71 (0.4) 74.00 74.12 73.71 (0.4)
Composition H H H
Proper motion (right ascension) [mas/yr] -22.03978477 (0.05) -22.21056714 (0.1) -22.211
Proper motion (declination) [mas/yr] -125.2000622 (0.04) -125.2004434 (0.09) -125.2
Variability
Magnetic
Bd [MG]
Infrared excess (disk)
Binarity yes
B magnitude
V magnitude
R magnitude
I magnitude
J magnitude
H magnitude
K magnitude
u magnitude 16.17 (0.006) 16.17 (0.01) 16.17 (0.006)
g magnitude 15.75 (0.004) 15.75 (0) 15.75 (0.004)
r magnitude 15.97 (0.004) 15.97 (0) 15.96 (0.004)
i magnitude 16.21 (0.005) 16.21 (0) 16.21 (0.005)
z magnitude 16.46 (0.009) 16.46 (0.01) 16.46 (0.009)
G magnitude 15.86 (0.005) 15.88 15.86 15.88
BP magnitude 15.86 (0.005) 15.85 15.85
RP magnitude 15.91 (0.006) 15.91 15.91
Pan g magnitude 15.78 (0.003)
Pan r magnitude 15.98 (0.002)
Pan i magnitude 16.22 (0.002)
Pan z magnitude 16.44 (0.004)
Pan y magnitude 16.58 (0.004)
E(B-V) 0.002

* 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.