All names: WDJ132015.59+394216.08, Gaia DR2 1524536884104266368, SDSS J132015.58+394216.2, SDSS J132015.59+394216.24, J1320+3942, Gaia DR3 1524536888401577088, SDSS J132015.59+394216.2, Gaia EDR3 1524536888401577088
| Parameter | Unit | Gaia EDR3 | Pan-STARRS DR1 | SDSS DR10 | Caron et al. 2023 | Gaia DR2 | Stilism | Kepler et al. 2015 | Simbad | Gentile Fusillo et al. 2018 | Vincent et al. 2023 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Right ascension | 13 20 15.59 (0.4) | 13 20 15.59 | 13 20 15.59 (0.5) | 13 20 15.58 (0.4) | 13 20 15.59 | ||||||
| Declination | 39 42 16.10 (0.4) | 39 42 16.22 | 39 42 16.10 (0.6) | 39 42 16.07 (0.4) | 39 42 16.10 | ||||||
| Spectral type | DA | DA | DA | DA+MS | |||||||
| Effective temperature | [K] | 7170.0 (68) | 7298.0 (65) | ||||||||
| log(g) | [cgs] | 8.87 (0.07) | 7.85 (0.1) | ||||||||
| Mass | [M☉] | 1.135 (0.04) | 0.523 (0.06) | ||||||||
| log(Luminosity) | [L☉] | ||||||||||
| Cooling age | [Gyr] | 4.5900 | |||||||||
| 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] | 7.43 (0.7) | 12.12 (0.9) | 12.12 (0.9) | 7.43 (0.7) | 12.12 (0.9) | |||||
| Distance | [pc] | 134.62 (13) | 82.51 (6) | 82.51 (6) | 134.61 (13) | 82.51 (6) | |||||
| Composition | H | ||||||||||
| Proper motion (right ascension) | [mas/yr] | 8.438017044 (0.5) | 4.88829102 (0.9) | 8.438 (0.5) | 4.88829102 | ||||||
| Proper motion (declination) | [mas/yr] | 1.493769523 (0.5) | 1.261187179 (1) | 1.494 (0.5) | 1.261187179 | ||||||
| Variability | |||||||||||
| Magnetic | |||||||||||
| Bd | [MG] | ||||||||||
| Infrared excess (disk) | |||||||||||
| Binarity | WDMS | ||||||||||
| B magnitude | |||||||||||
| V magnitude | |||||||||||
| R magnitude | |||||||||||
| I magnitude | |||||||||||
| J magnitude | 18.71 (0.1) | ||||||||||
| H magnitude | |||||||||||
| K magnitude | |||||||||||
| u magnitude | 20.09 (0.03) | 20.07 (0.03) | 20.07 (0.03) | 20.09 (0.03) | 20.09 (0.03) | ||||||
| g magnitude | 19.53 (0.01) | 19.52 (0.02) | 19.53 (0.01) | 19.53 (0.01) | |||||||
| r magnitude | 19.37 (0.01) | 19.38 (0.02) | 19.37 (0.01) | 19.37 (0.01) | |||||||
| i magnitude | 19.38 (0.02) | 19.38 (0.02) | 19.38 (0.02) | 19.38 (0.02) | |||||||
| z magnitude | 19.45 (0.04) | 19.44 (0.04) | 19.45 (0.04) | 19.45 (0.04) | |||||||
| G magnitude | 19.63 (0.02) | 19.54 | 19.63 (0.007) | 19.54 | |||||||
| BP magnitude | 19.58 (0.02) | 19.47 | 19.47 | ||||||||
| RP magnitude | 19.00 (0.03) | 19.01 | 19.01 | ||||||||
| Pan g magnitude | 19.55 (0.008) | 19.55 (0.008) | |||||||||
| Pan r magnitude | 19.41 (0.02) | 19.41 (0.02) | |||||||||
| Pan i magnitude | 19.40 (0.01) | 19.40 (0.01) | |||||||||
| Pan z magnitude | 19.45 (0.009) | 19.45 (0.009) | |||||||||
| Pan y magnitude | 19.42 (0.04) | 19.42 (0.04) | |||||||||
| E(B-V) | 0.008 | ||||||||||
* 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.