KUV 08381+3737

All names: SDSS J084121.92+372619.6, WD 0838+376, Gaia DR2 909935997578623488, Gaia EDR3 909935997578623488, [HB93] 0838+376, Gaia DR3 909935997578623488, CSO 200, KUV 08387+3737, SDSS J084121.92+372619.68, SDSS J084121.93+372619.9, GALEX J084121.9+372620, LAMOST J084121.92+372619.7, KUV 08381+3737

Parameter Unit Gaia EDR3 Pan-STARRS DR1 SDSS DR12 SDSS DR10 MWDD H Gaia DR2 Stilism Kepler et al. 2015 Gianninas et al. 2011 Vincent et al. 2024 Simbad White Dwarf Catalog (McCook & Sion 1999) Vincent et al. 2023
Right ascension 08 41 21.92 (0.06) 08 41 21.93 08 41 21.93 08 41 21.92 (0.08) 08 41 21.92 08 41 21.94 (0.06) 08 41 21.10
Declination 37 26 19.49 (0.04) 37 26 19.92 37 26 19.92 37 26 19.50 (0.05) 37 26 19.49 37 26 19.94 (0.04) 37 26 16.80
Spectral type DA DA DA DA DA2.5 DA DA
Effective temperature [K] 17537.0 20587.0 (71) 19780.0 (337) 19226.0 (487)
log(g) [cgs] 7.80 8.03 (0.01) 7.94 (0.05) 7.90 (0.03)
Mass [M] 0.511 0.639 (0.005) 0.59 (0.03) 0.568 (0.02)
log(Luminosity) [L]
Cooling age [Gyr] 0.0787
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] 5.51 (0.08) 5.50 (0.1) 5.51 5.51 (0.08)
Distance [pc] 181.64 (3) 181.95 (4) 182.00 181.64 181.64 (3)
Composition H H
Proper motion (right ascension) [mas/yr] -16.03719747 (0.07) -16.0094996 (0.2) -16.037 (0.07)
Proper motion (declination) [mas/yr] -28.35360665 (0.06) -28.31330779 (0.1) -28.354 (0.06)
Variability
Magnetic
Bd [MG]
Infrared excess (disk)
Binarity
B magnitude
V magnitude 16.99
R magnitude
I magnitude
J magnitude
H magnitude
K magnitude
u magnitude 16.93 (0.008) 16.93 (0.008) 16.92 (0.02) 16.93 (0.008)
g magnitude 16.82 (0.005) 16.82 (0.005) 16.84 (0.01) 16.82 (0.005)
r magnitude 17.18 (0.005) 17.18 (0.005) 17.17 (0.02) 17.18 (0.005)
i magnitude 17.48 (0.006) 17.48 (0.006) 17.47 (0.02) 17.48 (0.006)
z magnitude 17.77 (0.02) 17.77 (0.02) 17.77 (0.03) 17.77 (0.02)
G magnitude 17.02 (0.006) 17.05 17.02 17.02 (0.003)
BP magnitude 16.96 (0.006) 16.94
RP magnitude 17.19 (0.007) 17.20
Pan g magnitude 16.87 (0.003)
Pan r magnitude 17.22 (0.004)
Pan i magnitude 17.51 (0.002)
Pan z magnitude 17.75 (0.005)
Pan y magnitude 17.92 (0.02)
E(B-V) 0.009

* 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.