All names: Gaia EDR3 4931850545873902336, Gaia DR2 4931850545873902336, Gaia DR3 4931850545873902336, TIC 322064320, 2MASS J00572998-4914393, WISEA J005730.01-491440.6, WISE J005729.98-491441.2, WDJ005730.02-491439.19
| Parameter | Unit | Gaia EDR3 | Gaia DR2 | Stilism | Vincent et al. 2024 | Simbad | Gentile Fusillo et al. 2018 |
|---|---|---|---|---|---|---|---|
| Right ascension | 00 57 30.06 (0.03) | 00 57 30.06 | 00 57 30.06 | 00 57 30.02 (0.03) | 00 57 30.06 | ||
| Declination | -49 14 40.21 (0.04) | -49 14 40.18 | -49 14 40.21 | -49 14 39.19 (0.04) | -49 14 40.18 | ||
| Spectral type | DA | DA | |||||
| Effective temperature | [K] | 8807.0 (70) | |||||
| log(g) | [cgs] | 7.92 (0.01) | |||||
| Mass | [M☉] | 0.551 (0.01) | |||||
| log(Luminosity) | [L☉] | ||||||
| Cooling age | [Gyr] | ||||||
| log(H/He) | |||||||
| log(C/He) | |||||||
| log(Ca/He) | |||||||
| log(Ca/H) | |||||||
| Parallax | [mas] | 13.18 (0.05) | 13.26 (0.07) | 13.18 | 13.18 (0.05) | 13.26 (0.07) | |
| Distance | [pc] | 75.86 (0.3) | 75.41 (0.4) | 75.86 | 75.86 (0.3) | 75.41 (0.4) | |
| Composition | |||||||
| Proper motion (right ascension) | [mas/yr] | 20.00092565 (0.04) | 20.10726907 (0.08) | 20.001 (0.04) | 20.10726907 | ||
| Proper motion (declination) | [mas/yr] | -63.75648625 (0.05) | -63.82296665 (0.1) | -63.756 (0.05) | -63.82296665 | ||
| Variability | |||||||
| Magnetic | |||||||
| Bd | [MG] | ||||||
| Infrared excess (disk) | |||||||
| Binarity | |||||||
| B magnitude | |||||||
| V magnitude | |||||||
| R magnitude | |||||||
| I magnitude | |||||||
| J magnitude | 16.69 (0.1) | ||||||
| H magnitude | 16.68 (0.3) | ||||||
| K magnitude | |||||||
| u magnitude | |||||||
| g magnitude | |||||||
| r magnitude | |||||||
| i magnitude | |||||||
| z magnitude | |||||||
| G magnitude | 16.89 (0.006) | 16.91 | 16.89 | 16.89 (0.003) | 16.91 | ||
| BP magnitude | 16.98 (0.006) | 16.97 | 16.97 | ||||
| RP magnitude | 16.71 (0.006) | 16.73 | 16.73 | ||||
| Pan g magnitude | |||||||
| Pan r magnitude | |||||||
| Pan i magnitude | |||||||
| Pan z magnitude | |||||||
| Pan y magnitude | |||||||
| E(B-V) | 0.001 | ||||||
* 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.