SDSS J130515.06+603403.8

All names: Gaia DR3 1579314622119638400, WDJ130515.04+603403.84, WD 1303+608, SDSS J130515.10+603403.4, SDSS J130515.05+603403.7, SDSS J130515.06+603403.9, GALEX J130514.9+603403, SDSS J130515.05+603403.8, Gaia DR2 1579314622119638400, Gaia EDR3 1579314622119638400, J1305+6034, SDSS J130515.06+603403.8

Parameter Unit Gaia EDR3 Pan-STARRS DR1 SDSS DR12 Kilic et al. 2025 Caron et al. 2023 MWDD H MWDD HE Gaia DR2 Stilism Vincent et al. 2024 Simbad Gentile Fusillo et al. 2018 Eisenstein et al. 2006 White Dwarf Catalog (McCook & Sion 1999) Kleinman et al. 2013 Vincent et al. 2023
Right ascension 13 05 15.09 (0.07) 13 05 15.05 13 05 15.09 (0.1) 13 05 15.09 13 05 15.04 (0.07) 13 05 15.09 13 05 15.06 13 05 14.83 13 05 15.06
Declination 60 34 03.32 (0.07) 60 34 03.84 60 34 03.34 (0.08) 60 34 03.32 60 34 03.84 (0.07) 60 34 03.34 60 34 03.87 60 33 57.24 60 34 03.94
Spectral type DC: DC: DC: DC: DC DC+M DC DC: DC: DCM: DC:
Effective temperature [K] 8477.0 (100) 8516.0 (83) 9058.0 8815.0 8642.0 (156) 10092.0 (24) 10131.0 (65)
log(g) [cgs] 8.11 (0.02) 8.11 (0.02) 8.35 8.27 8.18 (0.03) 8.33 (0.5) 9.60 (0.3)
Mass [M] 0.647 (0.02) 0.647 (0.02) 0.821 0.751 0.688 (0.03)
log(Luminosity) [L]
Cooling age [Gyr] 1.1600 1.3700 1.3060
log(H/He) -4.0 -4.0
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] 10.54 (0.08) 10.50 (0.1) 10.50 (0.1) 10.54 10.54 (0.08) 10.50 (0.1)
Distance [pc] 94.83 (0.7) 95.24 (1) 95.22 (1) 94.83 94.83 (0.7) 95.22 (1)
Composition He
Proper motion (right ascension) [mas/yr] 20.19540142 (0.1) 20.08220984 (0.2) 20.195 (0.1) 20.082 26.1
Proper motion (declination) [mas/yr] -32.6333796 (0.09) -32.69114997 (0.1) -32.633 (0.09) -32.691 -32.4
Variability
Magnetic
Bd [MG]
Infrared excess (disk)
Binarity
B magnitude
V magnitude
R magnitude
I magnitude
J magnitude
H magnitude
K magnitude
u magnitude 18.23 (0.01) 18.22 (0.01) 18.23 (0.01) 18.25 (0.01) 18.21 (0.02) 18.21 18.24 (0.02)
g magnitude 18.00 (0.006) 18.00 (0.006) 18.00 (0.006) 17.99 (0.01) 17.98 18.01 (0.01)
r magnitude 18.01 (0.006) 18.01 (0.006) 18.02 (0.007) 17.99 (0.02) 17.99 18.01 (0.02)
i magnitude 18.11 (0.008) 18.11 (0.008) 18.09 (0.009) 18.09 (0.03) 18.08 18.10 (0.03)
z magnitude 18.27 (0.02) 18.27 (0.03) 18.20 (0.03) 18.25 (0.03) 18.25 18.27 (0.03)
G magnitude 17.93 (0.008) 17.95 17.93 17.93 (0.003) 17.95
BP magnitude 18.01 (0.008) 17.98 17.98
RP magnitude 17.78 (0.01) 17.79 17.79
Pan g magnitude 17.99 (0.01) 17.99 (0.01)
Pan r magnitude 18.01 (0.005) 18.01 (0.005)
Pan i magnitude 18.11 (0.004) 18.11 (0.005)
Pan z magnitude 18.24 (0.01) 18.24 (0.01)
Pan y magnitude 18.31 (0.02) 18.31 (0.02)
E(B-V) 0.007

* 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.