KUV 10098+4138

All names: WD 1009+416, TIC 16184089, KUV 10098+4138, SDSS J101249.62+412311.0, FBS B 275, 2MASS J10124960+4123112, Gaia DR2 805144228693747328, FBS 1009+416, Gaia EDR3 805144228693747328, Gaia DR3 805144228693747328, SDSS J101249.63+412311.0, SDSS J101249.63+412311.04, GALEX J101249.5+412312

Parameter Unit Gaia EDR3 Pan-STARRS DR1 SDSS DR10 Genest-Beaulieu & Bergeron 2019 (spectroscopic) Genest-Beaulieu & Bergeron 2019 (photometric) MWDD HE Gaia DR2 Stilism Koester & Kepler 2015 Kepler et al. 2015 Bergeron et al. 2011 Vincent et al. 2024 Simbad White Dwarf Catalog (McCook & Sion 1999) Vincent et al. 2023
Right ascension 10 12 49.64 (0.03) 10 12 49.62 10 12 49.64 (0.04) 10 12 49.64 10 12 49.62 (0.03) 10 12 49.75
Declination 41 23 11.12 (0.03) 41 23 11.05 41 23 11.12 (0.05) 41 23 11.12 41 23 11.09 (0.03) 41 23 08.52
Spectral type DBA DBA DB DB DB DB DB
Effective temperature [K] 16363.0 15888.0 15669.0 16735.0 (39) 16700.0 (100) 16480.0 (424) 16455.0 (302)
log(g) [cgs] 8.47 7.87 7.85 8.60 (0.02) 8.48 (0.02) 8.65 (0.08) 7.92 (0.02)
Mass [M] 0.893 0.519 0.507 0.927 (0.01) 1.0 (0.05) 0.546 (0.02)
log(Luminosity) [L] -2.39
Cooling age [Gyr] 0.1345 0.4467
log(H/He) -5.26 -5.02 (0.1) <-5.20 (0.3)
log(C/He)
log(Ca/He) <-6.57
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] 8.36 (0.05) 8.36 (0.07) 8.36 8.36 (0.05)
Distance [pc] 119.67 (0.7) 119.60 (1) 73.00 69.00 119.67 119.67 (0.7)
Composition He He
Proper motion (right ascension) [mas/yr] 14.29207086 (0.04) 14.08939241 (0.1) 14.292 (0.04)
Proper motion (declination) [mas/yr] 2.134061497 (0.04) 2.177036771 (0.1) 2.134 (0.04)
Variability
Magnetic
Bd [MG]
Infrared excess (disk)
Binarity
B magnitude
V magnitude 16.33 16.33
R magnitude
I magnitude
J magnitude 16.58 (0.1)
H magnitude
K magnitude
u magnitude 16.08 (0.006) 16.07 (0.02) 16.08 (0.006)
g magnitude 16.19 (0.004) 16.22 (0.02) 16.20 (0.004)
r magnitude 16.50 (0.004) 16.51 (0.03) 16.50 (0.004)
i magnitude 16.75 (0.005) 16.74 (0.02) 16.75 (0.005)
z magnitude 17.01 (0.01) 17.02 (0.02) 17.01 (0.01)
G magnitude 16.32 (0.002) 16.35 16.32 16.32 (0.003)
BP magnitude 16.25 (0.002) 16.21
RP magnitude 16.43 (0.004) 16.43
Pan g magnitude 16.22 (0.005)
Pan r magnitude 16.50 (0.003)
Pan i magnitude 16.77 (0.003)
Pan z magnitude 17.00 (0.004)
Pan y magnitude 17.14 (0.01)
E(B-V) 0.007

* 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.