SDSS J134536.90+501954.2

All names: Gaia EDR3 1558841612531319680, Gaia DR2 1558841612531319680, SDSS J134536.91+501954.1, SDSS J134536.92+501954.1, SDSS J134536.90+501954.1, Gaia DR3 1558841612531319680, SDSS J134536.92+501954.2, SDSS J134536.90+501954.2

Parameter Unit Gaia EDR3 Pan-STARRS DR1 SDSS DR12 MWDD H Gaia DR2 Stilism Vincent et al. 2024 Simbad Kleinman et al. 2013 Vincent et al. 2023
Right ascension 13 45 36.85 (0.08) 13 45 36.91 13 45 36.85 (0.1) 13 45 36.85 13 45 36.92 (0.08) 13 45 36.92
Declination 50 19 54.15 (0.09) 50 19 54.19 50 19 54.15 (0.1) 50 19 54.15 50 19 54.15 (0.09) 50 19 54.15
Spectral type DA DA DA DA DA
Effective temperature [K] 10062.0 10540.0 (242) 10364.0 (70)
log(g) [cgs] 7.89 8.01 (0.04) 8.20 (0.07)
Mass [M] 0.539 0.606 (0.03) 0.717 (0.04)
log(Luminosity) [L]
Cooling age [Gyr] 0.5189
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] 5.46 (0.1) 5.39 (0.1) 5.46 5.46 (0.1)
Distance [pc] 183.07 (4) 185.63 (5) 183.07 183.07 (4)
Composition H
Proper motion (right ascension) [mas/yr] -40.95812621 (0.1) -40.80854464 (0.2) -40.958 (0.1)
Proper motion (declination) [mas/yr] 0.029676735 (0.1) 0.211467395 (0.2) 0.03 (0.1)
Variability
Magnetic
Bd [MG]
Infrared excess (disk)
Binarity
B magnitude
V magnitude
R magnitude
I magnitude
J magnitude
H magnitude
K magnitude
u magnitude 18.80 (0.02) 18.80 (0.02) 18.78 (0.02)
g magnitude 18.32 (0.007) 18.32 (0.007) 18.32 (0.02)
r magnitude 18.40 (0.008) 18.40 (0.008) 18.41 (0.02)
i magnitude 18.56 (0.01) 18.56 (0.01) 18.56 (0.03)
z magnitude 18.72 (0.03) 18.72 (0.03) 18.73 (0.03)
G magnitude 18.34 (0.01) 18.38 18.34 18.34 (0.003)
BP magnitude 18.40 (0.01) 18.39
RP magnitude 18.29 (0.02) 18.27
Pan g magnitude 18.34 (0.008)
Pan r magnitude 18.42 (0.006)
Pan i magnitude 18.58 (0.005)
Pan z magnitude 18.73 (0.01)
Pan y magnitude 18.87 (0.03)
E(B-V) 0.015

* 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.