WD 0735+388

All names: Gaia EDR3 899277915974764032, GALEX J073835.9+384439, WD 0735+388, J0738+3844, SDSS J073835.97+384438.1, SDSS J073835.97+384438.2, Gaia DR2 899277915974764032, Gaia DR3 899277915974764032

Parameter Unit Gaia EDR3 Pan-STARRS DR1 SDSS DR12 Coutu et al. 2019 Gaia DR2 Stilism Dufour et al. 2007 Simbad Eisenstein et al. 2006 White Dwarf Catalog (McCook & Sion 1999) Kleinman et al. 2013 Vincent et al. 2023
Right ascension 07 38 35.95 (0.3) 07 38 35.98 07 38 35.98 07 38 35.96 (0.4) 07 38 35.98 (0.3) 07 38 35.97 07 38 34.73 07 38 35.97
Declination 38 44 37.84 (0.2) 38 44 38.21 38 44 38.20 38 44 37.85 (0.3) 38 44 38.20 (0.2) 38 44 38.18 38 44 33.00 38 44 38.18
Spectral type DZA DZA DZ DZ DZ DZ DZ
Effective temperature [K] 10280.0 (279) 9530.0 (360) 11096.0 (430) 10869.0 (452)
log(g) [cgs] 8.11 8.00 8.14 (0.5) 9.14 (0.7)
Mass [M] 0.6471
log(Luminosity) [L]
Cooling age [Gyr] 0.6820
log(H/He) -4.7804 (0.5) -4.42 (0.3)
log(C/He)
log(Ca/He) -7.2653 (0.2) -8.36 (0.1)
log(Ca/H)
log(N/He)
log(O/He)
log(Na/He)
log(Mg/He)
log(Al/He)
log(Si/He)
log(P/He)
log(S/He)
log(Cl/He)
log(Sc/He)
log(Ti/He)
log(V/He)
log(Cr/He)
log(Mn/He)
log(Fe/He)
log(Co/He)
log(Ni/He)
log(Cu/He)
log(Zn/He)
log(Ga/He)
log(Ge/He)
log(Sr/He)
Parallax [mas] 3.28 (0.4) 3.33 3.33 (0.5) 3.28 (0.4)
Distance [pc] 305.18 (37) 300.49 (45) 300.49 (45) 271.00 305.18 (37)
Composition He He
Proper motion (right ascension) [mas/yr] -17.10668525 (0.4) -17.60114137 (0.7) -17.107 (0.4) 0.7
Proper motion (declination) [mas/yr] -22.56175027 (0.2) -22.47929826 (0.5) -22.562 (0.2) -24.4
Variability
Magnetic
Bd [MG]
Infrared excess (disk)
Binarity
B magnitude
V magnitude
R magnitude
I magnitude
J magnitude
H magnitude
K magnitude
u magnitude 19.75 (0.03) 19.75 (0.03) 19.73 (0.03) 19.74 19.75 (0.03)
g magnitude 19.58 (0.01) 19.58 (0.01) 19.60 (0.02) 19.59 19.60 (0.02)
r magnitude 19.68 (0.02) 19.68 (0.02) 19.68 (0.02) 19.68 19.68 (0.02)
i magnitude 19.85 (0.03) 19.85 (0.03) 19.86 (0.03) 19.85 19.86 (0.03)
z magnitude 20.05 (0.1) 20.05 (0.1) 20.06 (0.1) 20.01 20.05 (0.1)
G magnitude 19.60 (0.04) 19.65 19.60 (0.004)
BP magnitude 19.66 (0.04) 19.68
RP magnitude 19.60 (0.05) 19.46
Pan g magnitude 19.55 (0.02)
Pan r magnitude 19.69 (0.02)
Pan i magnitude 19.86 (0.008)
Pan z magnitude 20.07 (0.01)
Pan y magnitude 20.27 (0.07)
E(B-V) 0.023

* 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.