SDSS J134246.51+521921.2

All names: SDSS J134246.52+521921.1, Gaia DR3 1559345910411831552, SDSS J134246.52+521921.2, SDSS J134246.50+521921.1, LAMOST J134246.51+521921.1, SDSS J134246.51+521921.2, Gaia DR2 1559345910411831552, WD 1340+525, SDSS J134246.52+521921.20, Gaia EDR3 1559345910411831552

Parameter Unit Gaia EDR3 Pan-STARRS DR1 SDSS DR12 Genest-Beaulieu & Bergeron 2019 (spectroscopic) Genest-Beaulieu & Bergeron 2019 (photometric) MWDD HE Gaia DR2 Stilism Vincent et al. 2024 Simbad Eisenstein et al. 2006 White Dwarf Catalog (McCook & Sion 1999) Kleinman et al. 2013 Vincent et al. 2023
Right ascension 13 42 46.46 (0.2) 13 42 46.51 13 42 46.46 (0.2) 13 42 46.46 13 42 46.51 (0.2) 13 42 46.51 13 42 46.42 13 42 46.52
Declination 52 19 21.00 (0.2) 52 19 21.20 52 19 21.00 (0.2) 52 19 21.00 52 19 21.18 (0.2) 52 19 21.22 52 19 19.20 52 19 21.17
Spectral type DB DB: DB DB DB DB DB
Effective temperature [K] 14310.0 14411.0 14419.0 17352.0 (2903) 15633.0 (325) 14819.0 (279)
log(g) [cgs] 7.47 7.90 7.91 8.34 (0.2) 7.94 (0.3) 7.87 (0.2)
Mass [M] 0.341 0.532 0.536 0.802 (0.2) 0.513 (0.1)
log(Luminosity) [L]
Cooling age [Gyr] 0.1939
log(H/He) -5.715
log(C/He)
log(Ca/He)
log(Ca/H)
log(N/He)
log(O/He)
log(Na/He)
log(Mg/He)
log(Al/He)
log(Si/He)
log(P/He)
log(S/He)
log(Cl/He)
log(Sc/He)
log(Ti/He)
log(V/He)
log(Cr/He)
log(Mn/He)
log(Fe/He)
log(Co/He)
log(Ni/He)
log(Cu/He)
log(Zn/He)
log(Ga/He)
log(Ge/He)
log(Sr/He)
Parallax [mas] 2.79 (0.3) 2.49 (0.3) 2.79 2.79 (0.3)
Distance [pc] 358.48 (32) 402.17 (48) 358.48 358.49 (32)
Composition He
Proper motion (right ascension) [mas/yr] -27.82441211 (0.2) -27.70388469 (0.4) -27.824 (0.2) -19.8
Proper motion (declination) [mas/yr] -11.64788185 (0.3) -11.2444319 (0.4) -11.648 (0.3) -12.7
Variability
Magnetic
Bd [MG]
Infrared excess (disk)
Binarity
B magnitude
V magnitude
R magnitude
I magnitude
J magnitude
H magnitude
K magnitude
u magnitude 19.09 (0.02) 19.09 (0.02) 19.11 (0.03) 19.10 19.11 (0.03)
g magnitude 19.11 (0.01) 19.11 (0.01) 19.13 (0.02) 19.12 19.13 (0.02)
r magnitude 19.41 (0.01) 19.41 (0.01) 19.41 (0.03) 19.41 19.41 (0.03)
i magnitude 19.66 (0.02) 19.66 (0.02) 19.64 (0.02) 19.64 19.65 (0.02)
z magnitude 19.95 (0.09) 19.95 (0.09) 19.92 (0.09) 19.92 19.93 (0.09)
G magnitude 19.25 (0.02) 19.30 19.25 19.25 (0.004)
BP magnitude 19.23 (0.02) 19.18
RP magnitude 19.38 (0.04) 19.35
Pan g magnitude 19.14 (0.01)
Pan r magnitude 19.42 (0.01)
Pan i magnitude 19.66 (0.006)
Pan z magnitude 19.85 (0.02)
Pan y magnitude 20.01 (0.2)
E(B-V) 0.019

* 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.