All names: V* PQ And, USNO-B1.0 1300-00042971, AAVSO 0223+39, WISE J022929.57+400240.2, NOVA And 1988, Gaia DR2 337940224558062080, Gaia DR3 337940224558062080, PM J02294+4002, WISEA J022929.57+400239.8, NAME TAV 0226+39, LAMOST J022929.60+400239.9
| Parameter | Unit | Vincent et al. 2024 | Simbad |
|---|---|---|---|
| Right ascension | 02 29 29.63 | 02 29 29.57 (0.2) | |
| Declination | 40 02 40.10 | 40 02 39.81 (0.2) | |
| Spectral type | DA: | DA | |
| Effective temperature | [K] | 10217.0 (489) | |
| log(g) | [cgs] | 7.82 (0.1) | |
| Mass | [M☉] | 0.498 (0.08) | |
| log(Luminosity) | [L☉] | ||
| Cooling age | [Gyr] | ||
| log(H/He) | |||
| log(C/He) | |||
| log(Ca/He) | |||
| log(Ca/H) | |||
| Parallax | [mas] | 3.74 | 3.74 (0.2) |
| Distance | [pc] | 267.47 | 267.47 (15) |
| Composition | |||
| Proper motion (right ascension) | [mas/yr] | 41.053 (0.2) | |
| Proper motion (declination) | [mas/yr] | 17.844 (0.2) | |
| Variability | |||
| Magnetic | |||
| Bd | [MG] | ||
| Infrared excess (disk) | |||
| Binarity | |||
| B magnitude | |||
| V magnitude | |||
| R magnitude | |||
| I magnitude | |||
| J magnitude | |||
| H magnitude | |||
| K magnitude | |||
| u magnitude | |||
| g magnitude | |||
| r magnitude | |||
| i magnitude | |||
| z magnitude | |||
| G magnitude | 19.02 | 19.02 (0.005) | |
| BP magnitude | |||
| RP magnitude | |||
| Pan g magnitude | |||
| Pan r magnitude | |||
| Pan i magnitude | |||
| Pan z magnitude | |||
| Pan y magnitude | |||
| E(B-V) | |||
* 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.