SDSS J130606.97+181123.0

All names: Gaia DR3 3938160280840704000, SDSS J130606.98+181123.1, GALEX J130607.0+181123, WDJ130606.99+181122.96, J1306+1811, Gaia EDR3 3938160280840704000, SDSS J130606.97+181123.0, SDSS J130606.98+181123.0, Gaia DR2 3938160280840704000

Parameter Unit Gaia EDR3 Pan-STARRS DR1 SDSS DR12 Kilic et al. 2025 Caron et al. 2023 Kilic et al. 2020 MWDD H Gaia DR2 Stilism Vincent et al. 2024 Simbad Gentile Fusillo et al. 2018 Kleinman et al. 2013 Vincent et al. 2023
Right ascension 13 06 06.97 (0.1) 13 06 06.98 13 06 06.97 (0.1) 13 06 06.97 13 06 06.99 (0.1) 13 06 06.97 13 06 06.98
Declination 18 11 23.12 (0.08) 18 11 23.03 18 11 23.11 (0.09) 18 11 23.12 18 11 22.96 (0.08) 18 11 23.11 18 11 23.12
Spectral type DA DA DA DA DA DA DA DA
Effective temperature [K] 8349.0 (92) 8649.0 (87) 8349.0 (91) 8439.0 8329.0 (150) 8326.0 (32)
log(g) [cgs] 8.47 (0.02) 8.53 (0.02) 8.47 (0.02) 8.49 8.47 (0.03) 8.53 (0.04)
Mass [M] 0.9 (0.01) 0.939 (0.01) 0.9 (0.02) 0.911 0.901 (0.02) 0.922 (0.02)
log(Luminosity) [L]
Cooling age [Gyr] 2.5400 2.3830
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] 13.65 (0.1) 13.64 (0.2) 13.64 (0.2) 13.65 13.65 (0.1) 13.64 (0.2)
Distance [pc] 73.26 (0.7) 73.31 (0.9) 73.30 (0.8) 73.26 73.26 (0.7) 73.30 (0.8)
Composition H H H
Proper motion (right ascension) [mas/yr] -15.21850352 (0.1) -15.25401321 (0.3) -15.219 (0.1) -15.25401321
Proper motion (declination) [mas/yr] 10.19145046 (0.2) 10.07419691 (0.2) 10.191 (0.2) 10.07419691
Variability
Magnetic
Bd [MG]
Infrared excess (disk)
Binarity
B magnitude
V magnitude
R magnitude
I magnitude
J magnitude 17.54 (0.03)
H magnitude
K magnitude
u magnitude 18.36 (0.02) 18.27 (0.02) 18.36 (0.02) 18.36 (0.02) 18.32 (0.02)
g magnitude 17.93 (0.006) 17.93 (0.006) 17.93 (0.006) 17.95 (0.02)
r magnitude 17.91 (0.007) 17.91 (0.007) 17.91 (0.007) 17.91 (0.02)
i magnitude 17.95 (0.008) 17.95 (0.008) 17.95 (0.008) 17.96 (0.02)
z magnitude 18.02 (0.02) 18.02 (0.02) 18.02 (0.02) 18.07 (0.03)
G magnitude 17.85 (0.01) 17.87 17.85 17.85 (0.003) 17.87
BP magnitude 17.99 (0.01) 17.95 17.95
RP magnitude 17.65 (0.01) 17.65 17.65
Pan g magnitude 17.93 (0.007) 17.93 (0.008)
Pan r magnitude 17.92 (0.004) 17.92 (0.004)
Pan i magnitude 17.97 (0.003) 17.97 (0.004)
Pan z magnitude 18.07 (0.01) 18.07 (0.01)
Pan y magnitude 18.14 (0.01) 18.14 (0.02)
E(B-V) 0.003

* 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.