All names: Gaia DR3 4985428476184853248, TIC 41831549, WISE J011748.81-392711.2, 2MASS J01174880-3927104, Gaia EDR3 4985428476184853248, WDJ011748.79-392710.31, UCAC4 253-001361, WDJ011748.79-392710.32, Gaia DR2 4985428476184853248, WISEA J011748.81-392711.3
| Parameter | Unit | Gaia EDR3 | Gaia DR2 | Stilism | Vincent et al. 2024 | Simbad | Gentile Fusillo et al. 2018 |
|---|---|---|---|---|---|---|---|
| Right ascension | 01 17 48.80 (0.02) | 01 17 48.80 | 01 17 48.80 | 01 17 48.79 (0.02) | 01 17 48.80 | ||
| Declination | -39 27 12.02 (0.02) | -39 27 11.97 | -39 27 12.02 | -39 27 10.32 (0.02) | -39 27 11.97 | ||
| Spectral type | DA | DA | |||||
| Effective temperature | [K] | 10750.0 (55) | |||||
| log(g) | [cgs] | 7.92 (0.008) | |||||
| Mass | [M☉] | 0.558 (0.006) | |||||
| log(Luminosity) | [L☉] | ||||||
| Cooling age | [Gyr] | ||||||
| log(H/He) | |||||||
| log(C/He) | |||||||
| log(Ca/He) | |||||||
| log(Ca/H) | |||||||
| Parallax | [mas] | 14.46 (0.04) | 14.54 (0.05) | 14.46 | 14.46 (0.04) | 14.54 (0.05) | |
| Distance | [pc] | 69.17 (0.2) | 68.76 (0.2) | 69.17 | 69.17 (0.2) | 68.76 (0.2) | |
| Composition | |||||||
| Proper motion (right ascension) | [mas/yr] | 4.549465194 (0.03) | 4.508501249 (0.04) | 4.549 (0.03) | 4.508501249 | ||
| Proper motion (declination) | [mas/yr] | -106.525509 (0.03) | -106.5628213 (0.05) | -106.526 (0.03) | -106.5628213 | ||
| Variability | |||||||
| Magnetic | |||||||
| Bd | [MG] | ||||||
| Infrared excess (disk) | |||||||
| Binarity | |||||||
| B magnitude | 16.23 (0.05) | ||||||
| V magnitude | 16.03 (0.1) | ||||||
| R magnitude | 16.24 (0.2) | ||||||
| I magnitude | |||||||
| J magnitude | 16.03 (0.09) | ||||||
| H magnitude | 15.86 (0.2) | ||||||
| K magnitude | 15.51 (0.2) | ||||||
| u magnitude | |||||||
| g magnitude | |||||||
| r magnitude | 16.10 (0.07) | ||||||
| i magnitude | 16.14 (0.01) | ||||||
| z magnitude | |||||||
| G magnitude | 16.03 (0.003) | 16.05 | 16.03 | 16.03 (0.003) | 16.05 | ||
| BP magnitude | 16.06 (0.003) | 16.06 | 16.06 | ||||
| RP magnitude | 16.00 (0.003) | 16.00 | 16.00 | ||||
| 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.