All names: Gaia DR2 5009694457291031168, TIC 41958232, WDJ013028.05-383038.49, Gaia DR3 5009694457291031168, 2MASS J01302802-3830386, Gaia EDR3 5009694457291031168, GALEX J013028.1-383038, WD 0128-387, WD0128-387, MCT 0128-3846
| Parameter | Unit | Gaia EDR3 | Gaia DR2 | Stilism | Koester et al. 2001 | Vincent et al. 2024 | Simbad | Gentile Fusillo et al. 2018 | White Dwarf Catalog (McCook & Sion 1999) |
|---|---|---|---|---|---|---|---|---|---|
| Right ascension | 01 30 28.30 (0.02) | 01 30 28.29 (0.02) | 01 30 28.00 | 01 30 28.30 | 01 30 28.05 (0.02) | 01 30 28.29 | 01 30 27.46 | ||
| Declination | -38 30 37.51 (0.02) | -38 30 37.54 (0.03) | -38 30 39.00 | -38 30 37.51 | -38 30 38.49 (0.02) | -38 30 37.54 | -38 30 38.88 | ||
| Spectral type | DAB | DA | DA+DB | DAB | |||||
| Effective temperature | [K] | 27909.0 (135) | 17195.0 (109) | ||||||
| log(g) | [cgs] | 8.54 (0.02) | 8.31 (0.005) | ||||||
| Mass | [M☉] | 0.809 (0.005) | |||||||
| log(Luminosity) | [L☉] | ||||||||
| Cooling age | [Gyr] | ||||||||
| log(H/He) | |||||||||
| log(C/He) | |||||||||
| log(Ca/He) | |||||||||
| log(Ca/H) | |||||||||
| Parallax | [mas] | 18.60 (0.03) | 18.60 (0.05) | 18.60 | 18.60 (0.03) | 18.60 (0.05) | |||
| Distance | [pc] | 53.77 (0.09) | 53.75 (0.1) | 53.77 | 53.77 (0.09) | 53.75 (0.1) | |||
| Composition | |||||||||
| Proper motion (right ascension) | [mas/yr] | 180.2684553 (0.02) | 180.3063238 (0.04) | 180.268 (0.02) | 180.3063238 | ||||
| Proper motion (declination) | [mas/yr] | 61.57687139 (0.02) | 61.48244186 (0.05) | 61.577 (0.02) | 61.48244186 | ||||
| Variability | |||||||||
| Magnetic | |||||||||
| Bd | [MG] | ||||||||
| Infrared excess (disk) | |||||||||
| Binarity | |||||||||
| B magnitude | 15.36 | ||||||||
| V magnitude | 15.32 | 15.32 | |||||||
| R magnitude | |||||||||
| I magnitude | |||||||||
| J magnitude | 15.57 (0.06) | ||||||||
| H magnitude | 15.56 (0.1) | ||||||||
| K magnitude | |||||||||
| u magnitude | |||||||||
| g magnitude | |||||||||
| r magnitude | |||||||||
| i magnitude | |||||||||
| z magnitude | |||||||||
| G magnitude | 15.25 (0.001) | 15.26 | 15.25 | 15.25 (0.003) | 15.26 | ||||
| BP magnitude | 15.21 (0.001) | 15.18 | 15.18 | ||||||
| RP magnitude | 15.31 (0.001) | 15.32 | 15.32 | ||||||
| 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.