WD 0235+069

All names: LAMOST J023833.18+070809.4, WD 0235+069, 2MASS J02383312+0708096, Gaia DR2 18949090767841024, Gaia DR3 18949090767841024, WDJ023833.11+070809.35, HS 0235+0655, GALEX J023833.1+070809, Gaia EDR3 18949090767841024, TIC 365247111

Parameter Unit Gaia EDR3 Pan-STARRS DR1 Kilic et al. 2026b MWDD H MWDD HE Gaia DR2 Stilism Voss et al. 2006 Vincent et al. 2024 Simbad Gentile Fusillo et al. 2018 White Dwarf Catalog (McCook & Sion 1999)
Right ascension 02 38 33.23 (0.06) 02 38 33.22 (0.08) 02 38 33.23 02 38 33.11 (0.06) 02 38 33.22 02 38 32.98
Declination 07 08 09.15 (0.05) 07 08 09.16 (0.07) 07 08 09.15 07 08 09.35 (0.05) 07 08 09.16 07 08 13.56
Spectral type DA DA DA DA4.4
Effective temperature [K] 10710.0 (78) 10575.0 10879.0 10950.0 10830.0 (127)
log(g) [cgs] 8.00 (0.01) 8.00 7.96 7.75 8.03 (0.02)
Mass [M] 0.602 (0.009) 0.604 0.562 0.619 (0.01)
log(Luminosity) [L]
Cooling age [Gyr] 0.5226 0.4758
log(H/He)
log(C/He)
log(Ca/He)
log(Ca/H)
log(Li/H)
log(Be/H)
log(B/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(Cl/H)
log(K/H)
log(Sc/H)
log(Ti/H)
log(V/H)
log(Cr/H)
log(Mn/H)
log(Fe/H)
log(Co/H)
log(Ni/H)
log(Cu/H)
log(Sr/H)
Parallax [mas] 12.51 (0.08) 12.67 (0.09) 12.51 12.51 (0.08) 12.67 (0.09)
Distance [pc] 79.91 (0.5) 78.90 (0.6) 79.91 79.91 (0.5) 78.91 (0.6)
Composition H
Proper motion (right ascension) [mas/yr] 111.7225174 (0.09) 112.052 (0.2) 111.723 (0.09) 112.0518726
Proper motion (declination) [mas/yr] -12.40215606 (0.07) -12.468 (0.2) -12.402 (0.07) -12.46825366
Variability VAR
Magnetic
Bd [MG]
Infrared excess (disk)
Binarity
B magnitude
V magnitude 16.60
R magnitude
I magnitude
J magnitude 16.39 (0.1)
H magnitude 16.27 (0.2)
K magnitude
u magnitude 16.89 (0.008)
g magnitude 16.47 (0.004)
r magnitude 16.56 (0.004)
i magnitude 16.74 (0.005)
z magnitude 16.92 (0.01)
G magnitude 16.48 (0.005) 16.51 16.48 16.48 (0.003) 16.51
BP magnitude 16.52 (0.005) 16.53 16.53
RP magnitude 16.45 (0.006) 16.46 16.46
Pan g magnitude 16.46 (0.006)
Pan r magnitude 16.57 (0.003)
Pan i magnitude 16.76 (0.003)
Pan z magnitude 16.92 (0.005)
Pan y magnitude 17.06 (0.01)
E(B-V) 0.004
Period #1 [s] 1283.7
Amplitude #1 [mma] 4.2

* 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.