All names: SDSS J132045.96+630955.9, WD 1318+634, SDSS J132045.95+630955.9, GALEX J132045.8+630956, Gaia EDR3 1664072571891238144, SDSS J132045.98+630956.0
| Parameter | Unit | Gaia EDR3 | Pan-STARRS DR1 | SDSS DR12 | Simbad | Eisenstein et al. 2006 | White Dwarf Catalog (McCook & Sion 1999) | Kleinman et al. 2013 | Kleinman et al. 2004 |
|---|---|---|---|---|---|---|---|---|---|
| Right ascension | 13 20 45.78 (2) | 13 20 45.95 | 13 20 45.98 (37) | 13 20 45.98 | 13 20 44.42 | 13 20 45.96 | 13 20 45.96 | ||
| Declination | 63 09 55.94 (2) | 63 09 55.96 | 63 09 56.01 (30) | 63 09 56.01 | 63 09 48.24 | 63 09 55.93 | 63 09 55.94 | ||
| Spectral type | DA | DA | DA5.7 | DA | |||||
| Effective temperature | [K] | 8793.0 (89) | 8481.0 (108) | 8919.0 (85) | |||||
| log(g) | [cgs] | 8.88 (0.1) | 8.74 (0.2) | 8.93 (0.08) | |||||
| Mass | [M☉] | 1.037 (0.09) | |||||||
| log(Luminosity) | [L☉] | ||||||||
| Cooling age | [Gyr] | ||||||||
| log(H/He) | |||||||||
| log(C/He) | |||||||||
| log(Ca/He) | |||||||||
| log(Ca/H) | |||||||||
| Parallax | [mas] | ||||||||
| Distance | [pc] | ||||||||
| Composition | |||||||||
| Proper motion (right ascension) | [mas/yr] | -76.0 (4) | -74.1 | -76.0 | |||||
| Proper motion (declination) | [mas/yr] | 4.0 (4) | 2.7 | 3.0 | |||||
| Variability | |||||||||
| Magnetic | |||||||||
| Bd | [MG] | ||||||||
| Infrared excess (disk) | |||||||||
| Binarity | |||||||||
| B magnitude | |||||||||
| V magnitude | |||||||||
| R magnitude | |||||||||
| I magnitude | |||||||||
| J magnitude | |||||||||
| H magnitude | |||||||||
| K magnitude | |||||||||
| u magnitude | 19.56 (0.03) | 19.58 (0.03) | 19.58 (0.03) | 19.59 | 19.58 (0.03) | 19.59 (0.03) | |||
| g magnitude | 19.18 (0.01) | 19.17 (0.01) | 19.17 (0.02) | 19.17 | 19.18 (0.02) | 19.17 (0.02) | |||
| r magnitude | 19.22 (0.01) | 19.22 (0.01) | 19.24 (0.03) | 19.23 | 19.24 (0.03) | 19.23 (0.04) | |||
| i magnitude | 19.20 (0.02) | 19.21 (0.02) | 19.23 (0.02) | 19.26 | 19.23 (0.02) | 19.26 (0.04) | |||
| z magnitude | 19.35 (0.06) | 19.35 (0.06) | 19.38 (0.06) | 19.34 | 19.39 (0.06) | 19.34 (0.06) | |||
| G magnitude | 19.51 (0.04) | ||||||||
| BP magnitude | 19.22 (0.04) | ||||||||
| RP magnitude | 18.93 (0.04) | ||||||||
| Pan g magnitude | 19.23 (0.009) | ||||||||
| Pan r magnitude | 19.20 (0.01) | ||||||||
| Pan i magnitude | 19.25 (0.01) | ||||||||
| Pan z magnitude | 19.31 (0.03) | ||||||||
| Pan y magnitude | 19.32 (0.04) | ||||||||
| E(B-V) | |||||||||
* 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.