All names: [KW2001b] EIS J0050-2922, [ZHM99] EIS WD 25, [ICS96] 004812.3-293904, PSO J012.6580-29.3793, Gaia DR2 5032103530761080192, Gaia DR3 5032103530761080192, HBQS 0048-2939, [KW2001b] WD 25, 2QZ J005037.9-292245, Gaia EDR3 5032103530761080192, [VV2000] J005038.0-292245, WD 0048-296, GALEX J005037.9-292245, [VV98] J005038.0-292245
| Parameter | Unit | Gaia EDR3 | Gaia DR2 | Stilism | Vincent et al. 2024 | Simbad | White Dwarf Catalog (McCook & Sion 1999) |
|---|---|---|---|---|---|---|---|
| Right ascension | 00 50 37.94 (0.1) | 00 50 37.94 (0.2) | 00 50 37.94 | 00 50 37.94 (0.1) | 00 50 36.67 | ||
| Declination | -29 22 45.52 (0.1) | -29 22 45.51 (0.2) | -29 22 45.52 | -29 22 45.36 (0.1) | -29 22 40.80 | ||
| Spectral type | DA | DA2.5 | DA2.5 | ||||
| Effective temperature | [K] | 18372.0 (1487) | |||||
| log(g) | [cgs] | 7.71 (0.1) | |||||
| Mass | [M☉] | 0.474 (0.08) | |||||
| log(Luminosity) | [L☉] | ||||||
| Cooling age | [Gyr] | ||||||
| log(H/He) | |||||||
| log(C/He) | |||||||
| log(Ca/He) | |||||||
| log(Ca/H) | |||||||
| Parallax | [mas] | 2.34 (0.2) | 2.44 (0.4) | 2.34 | 2.34 (0.2) | ||
| Distance | [pc] | 427.40 (37) | 410.36 (64) | 427.40 | 427.41 (37) | ||
| Composition | |||||||
| Proper motion (right ascension) | [mas/yr] | -0.129110531 (0.2) | 0.046000275 (0.4) | -0.129 (0.2) | |||
| Proper motion (declination) | [mas/yr] | -10.25303317 (0.2) | -10.33826541 (0.3) | -10.253 (0.2) | |||
| Variability | |||||||
| Magnetic | |||||||
| Bd | [MG] | ||||||
| Infrared excess (disk) | |||||||
| Binarity | |||||||
| B magnitude | 18.57 | ||||||
| V magnitude | 18.70 | ||||||
| R magnitude | |||||||
| I magnitude | |||||||
| J magnitude | |||||||
| H magnitude | |||||||
| K magnitude | |||||||
| u magnitude | |||||||
| g magnitude | 18.59 (0.009) | ||||||
| r magnitude | 18.91 (0.006) | ||||||
| i magnitude | 19.24 (0.01) | ||||||
| z magnitude | 19.46 (0.03) | ||||||
| G magnitude | 18.74 (0.02) | 18.77 | 18.74 | 18.74 (0.003) | |||
| BP magnitude | 18.70 (0.02) | 18.64 | |||||
| RP magnitude | 18.92 (0.03) | 18.91 | |||||
| Pan g magnitude | |||||||
| Pan r magnitude | |||||||
| Pan i magnitude | |||||||
| Pan z magnitude | |||||||
| Pan y magnitude | |||||||
| E(B-V) | 0.006 | ||||||
* 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.