All names: Gaia DR3 4945893096067016960, Gaia DR2 4945893096066567296, WDJ023645.96-445236.48, TIC 142240350, WISEA J023645.95-445237.0, WISE J023645.93-445236.9, DENIS J023645.9-445236, 2MASS J02364596-4452362, UCAC4 226-002459, Gaia EDR3 4945893096067016960
| Parameter | Unit | Gaia EDR3 | Gaia DR2 | Stilism | Vincent et al. 2024 | Simbad | Gentile Fusillo et al. 2018 |
|---|---|---|---|---|---|---|---|
| Right ascension | 02 36 45.91 (0.04) | 02 36 45.91 | 02 36 45.91 | 02 36 45.96 (0.04) | 02 36 45.91 | ||
| Declination | -44 52 37.04 (0.04) | -44 52 37.02 | -44 52 37.04 | -44 52 36.48 (0.04) | -44 52 37.02 | ||
| Spectral type | DA | DA | |||||
| Effective temperature | [K] | 15705.0 (236) | |||||
| log(g) | [cgs] | 8.25 (0.01) | |||||
| Mass | [M☉] | 0.77 (0.01) | |||||
| log(Luminosity) | [L☉] | ||||||
| Cooling age | [Gyr] | ||||||
| log(H/He) | |||||||
| log(C/He) | |||||||
| log(Ca/He) | |||||||
| log(Ca/H) | |||||||
| Parallax | [mas] | 10.54 (0.05) | 10.51 (0.07) | 10.54 | 10.54 (0.05) | 10.51 (0.07) | |
| Distance | [pc] | 94.87 (0.5) | 95.13 (0.6) | 94.87 | 94.87 (0.5) | 95.13 (0.6) | |
| Composition | |||||||
| Proper motion (right ascension) | [mas/yr] | -32.27642236 (0.05) | -32.26713079 (0.1) | -32.276 (0.05) | -32.26713079 | ||
| Proper motion (declination) | [mas/yr] | -34.44510209 (0.06) | -34.4832028 (0.09) | -34.445 (0.06) | -34.4832028 | ||
| Variability | |||||||
| Magnetic | |||||||
| Bd | [MG] | ||||||
| Infrared excess (disk) | |||||||
| Binarity | |||||||
| B magnitude | 16.52 (0.04) | ||||||
| V magnitude | 16.44 (0.08) | ||||||
| R magnitude | |||||||
| I magnitude | 16.59 (0.09) | ||||||
| J magnitude | 16.66 (0.2) | ||||||
| H magnitude | 16.32 (0.3) | ||||||
| K magnitude | |||||||
| u magnitude | |||||||
| g magnitude | 16.50 (0.06) | ||||||
| r magnitude | 16.71 (0.01) | ||||||
| i magnitude | |||||||
| z magnitude | |||||||
| G magnitude | 16.52 (0.004) | 16.53 | 16.52 | 16.52 (0.003) | 16.53 | ||
| BP magnitude | 16.46 (0.004) | 16.44 | 16.44 | ||||
| RP magnitude | 16.62 (0.006) | 16.62 | 16.62 | ||||
| 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.