SDSS J101847.08+100246.3

All names: SDSS J101847.08+100246.36, Gaia DR2 3877066359624259200, Gaia EDR3 3877066359624259200, SDSS J101847.08+100246.3, Gaia DR3 3877066359624259200, GALEX J101847.0+100246

Parameter Unit Gaia EDR3 Pan-STARRS DR1 SDSS DR10 MWDD H Gaia DR2 Stilism Kepler et al. 2015 Simbad Vincent et al. 2023
Right ascension 10 18 47.07 (0.9) 10 18 47.08 10 18 47.07 (0.8) 10 18 47.09 (0.9)
Declination 10 02 46.36 (0.5) 10 02 46.35 10 02 46.36 (0.5) 10 02 46.29 (0.5)
Spectral type DA DA DA DA
Effective temperature [K] 7271.0 7773.0 (114)
log(g) [cgs] 7.96 7.82 (0.2)
Mass [M] 0.572 0.516 (0.09)
log(Luminosity) [L]
Cooling age [Gyr] 1.3150
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] 4.33 (0.6) 4.15 (0.7) 4.33 (0.6)
Distance [pc] 231.02 (31) 241.24 (38) 231.02 (31)
Composition H
Proper motion (right ascension) [mas/yr] -19.25854357 (1) -20.75099307 (1) -19.259 (1)
Proper motion (declination) [mas/yr] 4.395571659 (0.7) 3.85317789 (1) 4.396 (0.7)
Variability
Magnetic
Bd [MG]
Infrared excess (disk)
Binarity
B magnitude
V magnitude
R magnitude
I magnitude
J magnitude
H magnitude
K magnitude
u magnitude 20.83 (0.07) 20.84 (0.07) 20.83 (0.07)
g magnitude 20.25 (0.02) 20.30 (0.03) 20.25 (0.02)
r magnitude 20.10 (0.03) 20.14 (0.03) 20.11 (0.03)
i magnitude 20.13 (0.04) 20.17 (0.04) 20.13 (0.04)
z magnitude 20.08 (0.1) 20.12 (0.1) 20.08 (0.1)
G magnitude 20.14 (0.1) 20.19 20.14 (0.009)
BP magnitude 20.29 (0.1) 20.12
RP magnitude 19.86 (0.1) 19.77
Pan g magnitude 20.29 (0.03)
Pan r magnitude 20.19 (0.01)
Pan i magnitude 20.23 (0.01)
Pan z magnitude 20.25 (0.03)
Pan y magnitude 20.11 (0.03)
E(B-V) 0.019

* 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.