All names: WD 1308+615.2, Gaia DR2 1675399401377503360, Gaia DR3 1675399401377503360, WDS J13103+6118A, WDS J13105+6118B, WDJ131020.64+611749.02, Gaia EDR3 1675399401377503360, J1310+6117, ** SLN 77A, LP096-066, LSPM J1310+6118S, SDSS J131020.58+611749.1, ** LDS 1367B, LP 96-66, NLTT 33148
Parameter | Unit | Gaia EDR3 | Pan-STARRS DR1 | Kilic et al. 2025 | Caron et al. 2023 | MWDD H | MWDD HE | Gaia DR2 | Stilism | Simbad | Gentile Fusillo et al. 2018 | White Dwarf Catalog (McCook & Sion 1999) |
---|---|---|---|---|---|---|---|---|---|---|---|---|
Right ascension | 13 10 19.99 (0.4) | 13 10 20.01 (0.6) | 13 10 20.64 (0.4) | 13 10 20.01 | 13 10 27.14 | |||||||
Declination | 61 17 49.61 (0.4) | 61 17 49.59 (0.4) | 61 17 49.02 (0.4) | 61 17 49.59 | 61 17 45.60 | |||||||
Spectral type | DC | DC | DC | DC | DC | DC | ||||||
Effective temperature | [K] | 4568.0 (67) | 4387.0 (70) | 4369.0 | 4073.0 | |||||||
log(g) | [cgs] | 7.85 (0.06) | 7.73 (0.08) | 7.71 | 7.45 | |||||||
Mass | [M☉] | 0.491 (0.05) | 0.426 (0.06) | 0.417 | 0.293 | |||||||
log(Luminosity) | [L☉] | |||||||||||
Cooling age | [Gyr] | 5.5100 | 4.9560 | 3.4120 | ||||||||
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] | 10.78 (0.5) | 10.89 (0.6) | 10.89 (0.6) | 10.78 (0.5) | 10.89 (0.6) | ||||||
Distance | [pc] | 92.79 (4) | 91.83 (5) | 91.79 (5) | 92.79 (4) | 91.79 (5) | ||||||
Composition | H | H | ||||||||||
Proper motion (right ascension) | [mas/yr] | -295.0805771 (0.6) | -295.2305987 (1) | -295.081 (0.6) | -295.2305987 | |||||||
Proper motion (declination) | [mas/yr] | 37.07722137 (0.5) | 37.1800766 (0.8) | 37.077 (0.5) | 37.1800766 | |||||||
Variability | ||||||||||||
Magnetic | ||||||||||||
Bd | [MG] | |||||||||||
Infrared excess (disk) | ||||||||||||
Binarity | yes | |||||||||||
B magnitude | 21.60 | |||||||||||
V magnitude | ||||||||||||
R magnitude | 18.50 | |||||||||||
I magnitude | ||||||||||||
J magnitude | ||||||||||||
H magnitude | ||||||||||||
K magnitude | ||||||||||||
u magnitude | 22.37 (0.3) | 22.51 (0.4) | 22.52 (0.3) | |||||||||
g magnitude | 20.85 (0.03) | 20.84 (0.03) | ||||||||||
r magnitude | 19.92 (0.02) | 19.91 (0.02) | ||||||||||
i magnitude | 19.51 (0.02) | 19.50 (0.02) | ||||||||||
z magnitude | 19.57 (0.09) | 19.59 (0.09) | ||||||||||
G magnitude | 19.95 (0.08) | 20.00 | 19.95 (0.006) | 20.00 | ||||||||
BP magnitude | 20.65 (0.08) | 20.44 | 20.44 | |||||||||
RP magnitude | 19.30 (0.05) | 19.13 | 19.13 | |||||||||
Pan g magnitude | 20.80 (0.02) | 20.80 (0.02) | ||||||||||
Pan r magnitude | 19.87 (0.02) | 19.87 (0.02) | ||||||||||
Pan i magnitude | 19.57 (0.02) | 19.57 (0.02) | ||||||||||
Pan z magnitude | 19.45 (0.02) | 19.45 (0.02) | ||||||||||
Pan y magnitude | 19.59 (0.2) | 19.59 (0.2) | ||||||||||
E(B-V) | 0.007 |
* Constant surface field
Spectra without link are available upon request
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.