All names: SDSS J132011.39+471222.1, 2MASS J13201136+4712224, Gaia DR2 1551402252435630592, J1320+4712, PSO J200.0475+47.2058, TIC 393895924, PB 153, SDSS J132011.38+471222.0, WIRED J132011.38+471222.0, SDSS J132011.39+471222.0, Gaia EDR3 1551402252435630592, SDSS J132011.38+471222.1, WDJ132011.38+471222.30, Gaia DR3 1551402252435630592, WD 1318+474, GALEX J132011.3+471222
Parameter | Unit | Gaia EDR3 | Pan-STARRS DR1 | SDSS DR12 | Kilic et al. 2025 | Caron et al. 2023 | Kilic et al. 2020 | Blouin et al. 2019 | MWDD H | Gaia DR2 | Stilism | Tremblay et al. 2011 | 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 20 11.41 (0.05) | 13 20 11.39 | 13 20 11.41 (0.07) | 13 20 11.41 | 13 20 11.38 (0.05) | 13 20 11.41 | 13 20 11.39 | 13 20 11.23 | 13 20 11.39 | ||||||||||
Declination | 47 12 20.92 (0.05) | 47 12 22.09 | 47 12 20.97 (0.06) | 47 12 20.92 | 47 12 22.30 (0.05) | 47 12 20.97 | 47 12 22.09 | 47 12 17.28 | 47 12 22.10 | ||||||||||
Spectral type | DA | DA | DA | DA | DA | DA | DA | DA | DA | DA_auto | DA | DA | DA | ||||||
Effective temperature | [K] | 7942.0 (42) | 7974.0 (39) | 7944.0 (42) | 7740.0 (75) | 7788.0 | 7830.0 (30) | 7672.0 (74) | 8124.0 (26) | 7716.0 (28) | |||||||||
log(g) | [cgs] | 7.99 (0.01) | 8.00 (0.01) | 7.98 (0.01) | 7.94 (0.03) | 7.94 | 8.12 (0.05) | 7.92 (0.02) | 8.44 (0.04) | 7.95 (0.05) | |||||||||
Mass | [M☉] | 0.591 (0.008) | 0.593 (0.01) | 0.584 (0.01) | 0.557 (0.01) | 0.56 | 0.67 (0.03) | 0.549 (0.01) | 0.568 (0.03) | ||||||||||
log(Luminosity) | [L☉] | ||||||||||||||||||
Cooling age | [Gyr] | 1.1200 | 1.0730 (0.05) | 1.0620 | 1.3490 | ||||||||||||||
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] | 12.69 (0.07) | 12.59 (0.1) | 12.59 (0.1) | 12.59 (0.1) | 12.69 | 12.69 (0.07) | 12.59 (0.1) | |||||||||||
Distance | [pc] | 78.79 (0.4) | 79.43 (0.6) | 79.42 (0.6) | 79.42 (0.6) | 78.79 | 78.79 (0.4) | 79.42 (0.6) | |||||||||||
Composition | H | H | H | H | H | ||||||||||||||
Proper motion (right ascension) | [mas/yr] | 14.03791385 (0.06) | 14.09600117 (0.1) | 14.038 (0.06) | 14.096 | 19.5 | |||||||||||||
Proper motion (declination) | [mas/yr] | -86.16196304 (0.07) | -85.95666985 (0.1) | -86.162 (0.07) | -85.957 | -87.0 | |||||||||||||
Variability | |||||||||||||||||||
Magnetic | |||||||||||||||||||
Bd | [MG] | ||||||||||||||||||
Infrared excess (disk) | |||||||||||||||||||
Binarity | |||||||||||||||||||
B magnitude | 17.50 | ||||||||||||||||||
V magnitude | |||||||||||||||||||
R magnitude | |||||||||||||||||||
I magnitude | |||||||||||||||||||
J magnitude | 16.96 (0.02) | 16.78 (0.2) | 16.78 (0.2) | ||||||||||||||||
H magnitude | 16.91 (0.07) | 16.91 (0.07) | |||||||||||||||||
K magnitude | 17.15 (0.09) | 17.15 (0.09) | |||||||||||||||||
u magnitude | 18.02 (0.01) | 18.02 (0.01) | 18.02 (0.01) | 18.02 (0.01) | 18.00 (0.03) | 17.99 | 17.98 (0.02) | ||||||||||||
g magnitude | 17.59 (0.005) | 17.58 (0.005) | 17.59 (0.005) | 17.61 (0.01) | 17.60 | 17.61 (0.01) | |||||||||||||
r magnitude | 17.51 (0.006) | 17.50 (0.004) | 17.51 (0.006) | 17.50 (0.01) | 17.50 | 17.50 (0.02) | |||||||||||||
i magnitude | 17.52 (0.007) | 17.52 (0.004) | 17.52 (0.007) | 17.53 (0.02) | 17.53 | 17.52 (0.02) | |||||||||||||
z magnitude | 17.54 (0.01) | 17.61 (0.003) | 17.54 (0.01) | 17.58 (0.02) | 17.58 | 17.54 (0.02) | |||||||||||||
G magnitude | 17.46 (0.007) | 17.48 | 17.46 | 17.46 (0.003) | 17.48 | ||||||||||||||
BP magnitude | 17.61 (0.007) | 17.59 | 17.59 | ||||||||||||||||
RP magnitude | 17.21 (0.006) | 17.22 | 17.22 | ||||||||||||||||
Pan g magnitude | 17.58 (0.005) | 17.58 (0.005) | 17.58 (0.005) | ||||||||||||||||
Pan r magnitude | 17.50 (0.004) | 17.50 (0.004) | 17.50 (0.004) | ||||||||||||||||
Pan i magnitude | 17.52 (0.005) | 17.52 (0.004) | 17.52 (0.004) | ||||||||||||||||
Pan z magnitude | 17.61 (0.004) | 17.61 (0.003) | 17.61 (0.003) | ||||||||||||||||
Pan y magnitude | 17.66 (0.008) | 17.66 (0.006) | 17.66 (0.006) | ||||||||||||||||
E(B-V) | 0.006 |
* 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.