WD 2035-057

All names: Gaia DR2 6908398309423020544, WD 2035-057, SDSS J203821.24-053413.30, SDSS J203821.24-053413.2, Gaia EDR3 6908398309423020544, Gaia DR3 6908398309423020544, SDSS J203821.24-053413.3, GALEX J203821.2-053412

Parameter Unit Gaia EDR3 Pan-STARRS DR1 SDSS DR12 Genest-Beaulieu & Bergeron 2019 (spectroscopic) Genest-Beaulieu & Bergeron 2019 (photometric) MWDD HE Gaia DR2 Stilism Koester & Kepler 2015 Vincent et al. 2024 Simbad Eisenstein et al. 2006 White Dwarf Catalog (McCook & Sion 1999) Kleinman et al. 2013 Vincent et al. 2023
Right ascension 20 38 21.22 (0.1) 20 38 21.24 20 38 21.22 (0.2) 20 38 21.22 20 38 21.25 (0.1) 20 38 21.24 20 38 20.90 20 38 21.24
Declination -05 34 13.01 (0.07) -05 34 13.25 -05 34 13.02 (0.1) -05 34 13.01 -05 34 13.26 (0.07) -05 34 13.25 -05 34 07.68 -05 34 13.26
Spectral type DB DB DB DB DB3.5 DB DB
Effective temperature [K] 13629.0 12557.0 11608.0 13564.0 (93) 12151.0 (285) 15503.0 (95) 14504.0 (171)
log(g) [cgs] 8.08 8.06 7.97 8.00 (0) 7.96 (0.05) 8.99 (0.02) 8.71 (0.1)
Mass [M] 0.634 0.624 0.567 0.561 (0.04) 1.035 (0.06)
log(Luminosity) [L]
Cooling age [Gyr] 0.4021
log(H/He) -6.271 <-5.64
log(C/He)
log(Ca/He) <-8.71
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] 5.00 (0.2) 5.20 (0.2) 5.00 5.00 (0.2)
Distance [pc] 199.90 (7) 192.48 (9) 213.00 199.90 199.90 (7)
Composition He
Proper motion (right ascension) [mas/yr] -25.78944962 (0.2) -25.72438075 (0.4) -25.789 (0.2) -27.4
Proper motion (declination) [mas/yr] 15.63607597 (0.1) 15.77983631 (0.2) 15.636 (0.1) 15.3
Variability
Magnetic
Bd [MG]
Infrared excess (disk)
Binarity
B magnitude
V magnitude
R magnitude
I magnitude
J magnitude
H magnitude
K magnitude
u magnitude 18.14 (0.01) 18.14 (0.01) 18.20 (0.02) 18.18 18.14 (0.02)
g magnitude 18.14 (0.007) 18.14 (0.007) 18.19 (0.009) 18.19 18.16 (0.01)
r magnitude 18.35 (0.009) 18.35 (0.009) 18.38 (0.01) 18.38 18.34 (0.01)
i magnitude 18.54 (0.01) 18.54 (0.01) 18.57 (0.02) 18.56 18.53 (0.02)
z magnitude 18.68 (0.04) 18.68 (0.04) 18.74 (0.05) 18.73 18.69 (0.05)
G magnitude 18.23 (0.01) 18.26 18.23 18.23 (0.003)
BP magnitude 18.23 (0.01) 18.20
RP magnitude 18.24 (0.01) 18.27
Pan g magnitude 18.21 (0.005)
Pan r magnitude 18.37 (0.004)
Pan i magnitude 18.57 (0.007)
Pan z magnitude 18.76 (0.01)
Pan y magnitude 18.85 (0.03)
E(B-V) 0.029

* 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.