All names: TIC 115241419, WDJ002454.48-394922.72, [SII2000] 10, Gaia DR3 4997011590663577472, WD 0022-400, 2MASS J00245446-3949227, LEHPM 564, Gaia DR2 4997011590663577472, Gaia EDR3 4997011590663577472, APMPM J0025-3949B
| Parameter | Unit | Gaia EDR3 | Gaia DR2 | Stilism | Vincent et al. 2024 | Simbad | Gentile Fusillo et al. 2018 | White Dwarf Catalog (McCook & Sion 1999) |
|---|---|---|---|---|---|---|---|---|
| Right ascension | 00 24 55.12 (0.2) | 00 24 55.10 (0.1) | 00 24 55.12 | 00 24 54.49 (0.2) | 00 24 55.10 | 00 24 52.99 | ||
| Declination | -39 49 25.42 (0.2) | -39 49 25.34 (0.1) | -39 49 25.42 | -39 49 22.75 (0.2) | -39 49 25.34 | -39 49 16.68 | ||
| Spectral type | DA: | DA/DC | DA/DC | |||||
| Effective temperature | [K] | 5291.0 (48) | ||||||
| log(g) | [cgs] | 7.28 (0.03) | ||||||
| Mass | [M☉] | 0.252 (0.02) | ||||||
| log(Luminosity) | [L☉] | |||||||
| Cooling age | [Gyr] | |||||||
| log(H/He) | ||||||||
| log(C/He) | ||||||||
| log(Ca/He) | ||||||||
| log(Ca/H) | ||||||||
| Parallax | [mas] | 14.69 (0.3) | 15.64 (0.2) | 14.69 | 14.69 (0.3) | 15.64 (0.2) | ||
| Distance | [pc] | 68.06 (1) | 63.95 (0.7) | 68.06 | 68.06 (1) | 63.95 (0.7) | ||
| Composition | ||||||||
| Proper motion (right ascension) | [mas/yr] | 448.4709458 (0.2) | 456.92 (0.3) | 448.471 (0.2) | 456.9199147 | |||
| Proper motion (declination) | [mas/yr] | -167.0583069 (0.3) | -168.86 (0.2) | -167.058 (0.3) | -168.8599966 | |||
| Variability | ||||||||
| Magnetic | ||||||||
| Bd | [MG] | |||||||
| Infrared excess (disk) | ||||||||
| Binarity | yes | |||||||
| B magnitude | ||||||||
| V magnitude | ||||||||
| R magnitude | ||||||||
| I magnitude | ||||||||
| J magnitude | 16.66 (0.1) | |||||||
| H magnitude | ||||||||
| K magnitude | ||||||||
| u magnitude | ||||||||
| g magnitude | ||||||||
| r magnitude | ||||||||
| i magnitude | ||||||||
| z magnitude | ||||||||
| G magnitude | 17.89 (0.01) | 17.90 | 17.89 | 17.89 (0.003) | 17.90 | |||
| BP magnitude | 18.31 (0.01) | 18.32 | 18.32 | |||||
| RP magnitude | 17.28 (0.009) | 17.27 | 17.27 | |||||
| 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.