SDSS J133712.80+132608.4

All names: Gaia EDR3 3740621536462725760, Gaia DR2 3740621536462725760, SDSS J133712.81+132608.5, SDSS J133712.80+132608.4, GALEX J133712.8+132608, Gaia DR3 3740621536462725760, SDSS J133712.81+132608.4, LAMOST J133712.81+132608.4

Parameter Unit Gaia EDR3 Pan-STARRS DR1 SDSS DR12 MWDD H Gaia DR2 Stilism Guo et al. 2015 Vincent et al. 2024 Simbad Kleinman et al. 2013 Vincent et al. 2023
Right ascension 13 37 12.81 (0.2) 13 37 12.81 13 37 12.81 (0.3) 13 37 12.81 13 37 12.81 (0.2) 13 37 12.81
Declination 13 26 08.51 (0.2) 13 26 08.46 13 26 08.50 (0.2) 13 26 08.51 13 26 08.37 (0.2) 13 26 08.47
Spectral type DA DA DA DA DA DA
Effective temperature [K] 11643.0 11645.0 (448) 12148.0 (246)
log(g) [cgs] 7.94 7.90 (0.09) 7.93 (0.1)
Mass [M] 0.569 0.547 (0.07) 0.569 (0.06)
log(Luminosity) [L]
Cooling age [Gyr] 0.3733
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] 3.70 (0.3) 3.76 (0.3) 3.70 3.70 (0.3)
Distance [pc] 270.42 (18) 265.84 (22) 270.42 270.42 (18)
Composition H
Proper motion (right ascension) [mas/yr] 1.699622611 (0.3) 1.934374028 (0.5) 1.7 (0.3)
Proper motion (declination) [mas/yr] 8.507018951 (0.2) 8.302935327 (0.3) 8.507 (0.2)
Variability
Magnetic
Bd [MG]
Infrared excess (disk)
Binarity
B magnitude
V magnitude
R magnitude
I magnitude
J magnitude 18.97 (0.09)
H magnitude 18.80 (0.1)
K magnitude
u magnitude 19.18 (0.02) 19.18 (0.02) 19.17 (0.04)
g magnitude 18.72 (0.009) 18.72 (0.009) 18.74 (0.03)
r magnitude 18.92 (0.01) 18.92 (0.01) 18.91 (0.02)
i magnitude 19.08 (0.01) 19.08 (0.01) 19.06 (0.03)
z magnitude 19.42 (0.07) 19.42 (0.07) 19.43 (0.08)
G magnitude 18.80 (0.02) 18.83 18.80 18.80 (0.003)
BP magnitude 18.82 (0.02) 18.79
RP magnitude 18.82 (0.04) 18.78
Pan g magnitude 18.72 (0.004)
Pan r magnitude 18.89 (0.01)
Pan i magnitude 19.12 (0.01)
Pan z magnitude 19.33 (0.007)
Pan y magnitude 19.34 (0.05)
E(B-V) 0.028

* 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.