All names: GALEX J032231.9-190648, PHL 4402, Gaia DR3 5104856776357892480, USNO-B1.0 0708-00034080, Gaia DR2 5104856776357892480, TIC 92282348, HE 0320-1917, Gaia EDR3 5104856776357892480, WD 0320-192, 2MASS J03223192-1906481
| Parameter | Unit | Gaia EDR3 | Gaia DR2 | Stilism | Koester et al. 2009 | Vincent et al. 2024 | Simbad | White Dwarf Catalog (McCook & Sion 1999) |
|---|---|---|---|---|---|---|---|---|
| Right ascension | 03 22 31.97 (0.03) | 03 22 31.96 (0.05) | 03 22 31.97 | 03 22 31.93 (0.03) | 03 22 31.82 | |||
| Declination | -19 06 48.11 (0.03) | -19 06 48.11 (0.05) | -19 06 48.11 | -19 06 48.12 (0.03) | -19 06 44.28 | |||
| Spectral type | DA | DA | DA3.8 | |||||
| Effective temperature | [K] | 13248.0 (88) | 11885.0 (104) | |||||
| log(g) | [cgs] | 7.17 (0.02) | 7.17 (0.008) | |||||
| Mass | [M☉] | 0.265 (0.003) | ||||||
| log(Luminosity) | [L☉] | |||||||
| Cooling age | [Gyr] | |||||||
| log(H/He) | ||||||||
| log(C/He) | ||||||||
| log(Ca/He) | ||||||||
| log(Ca/H) | ||||||||
| Parallax | [mas] | 8.71 (0.04) | 8.80 (0.06) | 8.71 | 8.71 (0.04) | |||
| Distance | [pc] | 114.82 (0.5) | 113.65 (0.8) | 114.82 | 114.82 (0.5) | |||
| Composition | ||||||||
| Proper motion (right ascension) | [mas/yr] | 29.50043451 (0.04) | 29.37011098 (0.1) | 29.5 (0.04) | ||||
| Proper motion (declination) | [mas/yr] | 0.863098826 (0.04) | 0.901749408 (0.1) | 0.863 (0.04) | ||||
| Variability | ||||||||
| Magnetic | ||||||||
| Bd | [MG] | |||||||
| Infrared excess (disk) | ||||||||
| Binarity | yes | |||||||
| B magnitude | 16.00 | 16.90 | ||||||
| V magnitude | ||||||||
| R magnitude | 16.00 | |||||||
| I magnitude | ||||||||
| J magnitude | 16.06 (0.08) | |||||||
| H magnitude | 16.15 (0.2) | |||||||
| K magnitude | ||||||||
| u magnitude | ||||||||
| g magnitude | ||||||||
| r magnitude | ||||||||
| i magnitude | ||||||||
| z magnitude | ||||||||
| G magnitude | 15.91 (0.002) | 15.92 | 15.91 | 15.91 (0.003) | ||||
| BP magnitude | 15.92 (0.002) | 15.91 | ||||||
| RP magnitude | 15.92 (0.003) | 15.92 | ||||||
| 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.