All names: Gaia DR3 2509609520595719552, WD 0144+006, Gaia EDR3 2509609520595719552, SDSS J014722.27+005228.6, Gaia DR2 2509609520595719552, SDSS J014722.26+005228.6, GALEX J014722.2+005228
| Parameter | Unit | Gaia EDR3 | Pan-STARRS DR1 | Stilism | Simbad | Eisenstein et al. 2006 | White Dwarf Catalog (McCook & Sion 1999) | Kleinman et al. 2013 | Vincent et al. 2023 |
|---|---|---|---|---|---|---|---|---|---|
| Right ascension | 01 47 22.27 (0.7) | 01 47 22.27 (0.7) | 01 47 22.27 | 01 47 22.15 | 01 47 22.27 | ||||
| Declination | 00 52 28.56 (0.5) | 00 52 28.67 (0.5) | 00 52 28.64 | 00 52 26.76 | 00 52 28.62 | ||||
| Spectral type | DA | DA_auto | DA | DA | DA | ||||
| Effective temperature | [K] | 18228.0 (639) | 18701.0 (666) | ||||||
| log(g) | [cgs] | 8.08 (0.1) | 8.13 (0.1) | ||||||
| Mass | [M☉] | 0.69 (0.07) | |||||||
| log(Luminosity) | [L☉] | ||||||||
| Cooling age | [Gyr] | ||||||||
| log(H/He) | |||||||||
| log(C/He) | |||||||||
| log(Ca/He) | |||||||||
| log(Ca/H) | |||||||||
| Parallax | [mas] | 1.48 (0.7) | 1.48 (0.7) | ||||||
| Distance | [pc] | 674.76 (303) | 674.76 (303) | ||||||
| Composition | |||||||||
| Proper motion (right ascension) | [mas/yr] | 2.500993972 (1) | 2.501 (1) | 2.2 | |||||
| Proper motion (declination) | [mas/yr] | -6.62935348 (0.6) | -6.629 (0.6) | -2.1 | |||||
| Variability | |||||||||
| Magnetic | |||||||||
| Bd | [MG] | ||||||||
| Infrared excess (disk) | |||||||||
| Binarity | |||||||||
| B magnitude | |||||||||
| V magnitude | |||||||||
| R magnitude | |||||||||
| I magnitude | |||||||||
| J magnitude | |||||||||
| H magnitude | |||||||||
| K magnitude | |||||||||
| u magnitude | 19.68 (0.06) | 19.67 (0.08) | 19.83 | 19.71 (0.08) | |||||
| g magnitude | 19.78 (0.02) | 19.84 (0.02) | 19.83 | 19.84 (0.02) | |||||
| r magnitude | 20.10 (0.02) | 20.15 (0.03) | 20.15 (0.03) | ||||||
| i magnitude | 20.25 (0.04) | 20.30 (0.04) | 20.28 (0.04) | ||||||
| z magnitude | 20.25 (0.1) | 20.31 (0.2) | 20.30 (0.1) | ||||||
| G magnitude | 20.00 (0.07) | 20.00 (0.007) | |||||||
| BP magnitude | 20.05 (0.07) | ||||||||
| RP magnitude | 19.98 (0.1) | ||||||||
| Pan g magnitude | 19.86 (0.01) | ||||||||
| Pan r magnitude | 20.12 (0.02) | ||||||||
| Pan i magnitude | 20.43 (0.02) | ||||||||
| Pan z magnitude | 20.59 (0.05) | ||||||||
| Pan y magnitude | 20.48 (0.2) | ||||||||
| E(B-V) | 0.028 | ||||||||
* 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.