SDSS J134038.68+365344.3

All names: SDSS J134038.68+365344.3, Gaia EDR3 1472244798281801728, Gaia DR3 1472244798281801728, SDSS J134038.68+365344.38, Gaia DR2 1472244798281801728

Parameter Unit Gaia EDR3 Pan-STARRS DR1 SDSS DR10 MWDD H Gaia DR2 Stilism Kepler et al. 2015 Vincent et al. 2024 Simbad Vincent et al. 2023
Right ascension 13 40 38.69 (0.2) 13 40 38.68 13 40 38.69 (0.2) 13 40 38.69 13 40 38.69 (0.2)
Declination 36 53 44.25 (0.2) 36 53 44.37 36 53 44.26 (0.2) 36 53 44.25 36 53 44.42 (0.2)
Spectral type DA DA DA DA DA
Effective temperature [K] 8770.0 8894.0 (54) 10114.0 (483)
log(g) [cgs] 8.38 8.48 (0.07) 8.50 (0.09)
Mass [M] 0.842 0.8909999999999999 (0.04) 0.917 (0.07)
log(Luminosity) [L]
Cooling age [Gyr] 1.6320
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] 5.18 (0.3) 5.84 (0.4) 5.18 5.18 (0.3)
Distance [pc] 193.08 (11) 171.15 (10) 193.08 193.08 (11)
Composition H
Proper motion (right ascension) [mas/yr] 0.761769007 (0.2) 0.930044906 (0.4) 0.762 (0.2)
Proper motion (declination) [mas/yr] -10.34745891 (0.2) -10.28976376 (0.4) -10.347 (0.2)
Variability
Magnetic
Bd [MG]
Infrared excess (disk)
Binarity
B magnitude
V magnitude
R magnitude
I magnitude
J magnitude
H magnitude
K magnitude
u magnitude 19.80 (0.03) 19.82 (0.03) 19.80 (0.03)
g magnitude 19.44 (0.01) 19.44 (0.02) 19.43 (0.01)
r magnitude 19.43 (0.01) 19.45 (0.02) 19.43 (0.01)
i magnitude 19.53 (0.02) 19.52 (0.02) 19.53 (0.02)
z magnitude 19.63 (0.06) 19.64 (0.06) 19.64 (0.06)
G magnitude 19.39 (0.03) 19.43 19.39 19.39 (0.004)
BP magnitude 19.51 (0.03) 19.49
RP magnitude 19.29 (0.04) 19.15
Pan g magnitude 19.43 (0.009)
Pan r magnitude 19.46 (0.01)
Pan i magnitude 19.53 (0.01)
Pan z magnitude 19.65 (0.01)
Pan y magnitude 19.65 (0.04)
E(B-V) 0.017

* 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.