WDS J13135+2031A

All names: Gaia EDR3 3940068410255312768, SDSS J131332.14+203039.6, SDSS J131332.13+203039.8, ** SLN 27A, WDS J13135+2031A, SDSS J131332.13+203039.85, Gaia DR3 3940068410255312768, Gaia DR2 3940068410255312768, SDSS J131332.12+203039.8

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 13 32.12 (0.09) 13 13 32.14 13 13 32.12 (0.1) 13 13 32.12 13 13 32.15 (0.09)
Declination 20 30 39.87 (0.07) 20 30 39.62 20 30 39.86 (0.1) 20 30 39.87 20 30 39.40 (0.07)
Spectral type DA DA DA DA DA
Effective temperature [K] 12225.0 14068.0 (90) 12491.0 (347)
log(g) [cgs] 8.43 8.53 (0.01) 8.39 (0.03)
Mass [M] 0.876 0.927 (0.006) 0.852 (0.02)
log(Luminosity) [L]
Cooling age [Gyr] 0.6869
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] 7.42 (0.1) 7.75 (0.1) 7.42 7.42 (0.1)
Distance [pc] 134.68 (2) 129.10 (2) 134.68 134.68 (2)
Composition H
Proper motion (right ascension) [mas/yr] -32.72233081 (0.1) -33.30589488 (0.4) -32.722 (0.1)
Proper motion (declination) [mas/yr] 29.61557947 (0.1) 30.00427716 (0.3) 29.616 (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 18.12 (0.02) 18.12 (0.02) 18.12 (0.01)
g magnitude 17.79 (0.006) 17.80 (0.03) 17.79 (0.006)
r magnitude 17.98 (0.007) 17.98 (0.03) 17.98 (0.007)
i magnitude 18.20 (0.009) 18.20 (0.03) 18.20 (0.009)
z magnitude 18.42 (0.03) 18.43 (0.04) 18.42 (0.03)
G magnitude 17.86 (0.01) 17.89 17.86 17.86 (0.003)
BP magnitude 17.86 (0.01) 17.86
RP magnitude 17.90 (0.02) 17.92
Pan g magnitude 17.79 (0.003)
Pan r magnitude 17.98 (0.009)
Pan i magnitude 18.21 (0.006)
Pan z magnitude 18.38 (0.007)
Pan y magnitude 18.55 (0.02)
E(B-V) 0.010

* 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.