WD 0250+011

All names: Gaia DR2 2499141001667975680, USNO-B1.0 0913-00029748, Gaia EDR3 2499141001667975680, WD 0250+011, WDJ025319.38+012137.51, GALEX J025319.3+012137, [LCB92] 0250+0109, SDSS J025319.38+012137.3, Gaia DR3 2499141001667975680

Parameter	Unit	Gaia EDR3	Pan-STARRS DR1	Kilic et al. 2026a	Stilism	Simbad	White Dwarf Catalog (McCook & Sion 1999)
Right ascension		02 53 19.38 (0.5)				02 53 19.38 (0.5)	02 53 18.74
Declination		01 21 37.29 (0.3)				01 21 37.51 (0.3)	01 21 37.08
Spectral type				DB		DB	DB
Effective temperature	[K]			16356.0 (864)
log(g)	[cgs]			8.31 (0.2)
Mass	[M_☉]			0.784 (0.2)
log(Luminosity)	[L_☉]
Cooling age	[Gyr]
log(H/He)
log(C/He)
log(Ca/He)
log(Ca/H)

log(Li/He)
log(Be/He)
log(B/He)
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(K/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]	2.61 (0.4)				2.61 (0.4)
Distance	[pc]	383.22 (63)				383.22 (63)
Composition				He
Proper motion (right ascension)	[mas/yr]	0.090349994 (0.7)				0.09 (0.7)
Proper motion (declination)	[mas/yr]	-14.10969703 (0.4)				-14.11 (0.4)
Variability
Magnetic
B_d	[MG]
Infrared excess (disk)
Binarity
B magnitude						20.40
V magnitude						19.71
R magnitude						20.20
I magnitude
J magnitude
H magnitude
K magnitude
u magnitude
g magnitude
r magnitude
i magnitude
z magnitude
G magnitude		19.74 (0.06)				19.74 (0.006)
BP magnitude		19.79 (0.06)
RP magnitude		20.01 (0.1)
Pan g magnitude			19.66 (0.01)
Pan r magnitude			19.85 (0.03)
Pan i magnitude			20.14 (0.01)
Pan z magnitude			20.30 (0.04)
Pan y magnitude			19.78 (0.2)
E(B-V)					0.039

WD 0250+011

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