All names: Gaia DR3 2645718515969569792, GALEX J232358.7+014025, Gaia DR2 2645718515969569792, Gaia EDR3 2645718515969569792, PHL 497, UCAC4 459-125515, SDSS J232358.73+014026.6, WISE J232358.73+014026.3, WD 2321+013, WISEA J232358.73+014026.1, 2MASS J23235869+0140265, uvby98 610160497, LAMOST J232358.68+014026.6, TIC 422444008, GALEX J232358.7+014027
| Parameter | Unit | Gaia EDR3 | Pan-STARRS DR1 | Gaia DR2 | Stilism | Guo et al. 2015 | Vincent et al. 2024 | Simbad | White Dwarf Catalog (McCook & Sion 1999) |
|---|---|---|---|---|---|---|---|---|---|
| Right ascension | 23 23 58.78 (0.05) | 23 23 58.78 (0.06) | 23 23 58.78 | 23 23 58.69 (0.05) | 23 23 58.49 | ||||
| Declination | 01 40 26.59 (0.04) | 01 40 26.59 (0.05) | 01 40 26.59 | 01 40 26.65 (0.04) | 01 40 23.16 | ||||
| Spectral type | DA | DA | DA | DA.68 | |||||
| Effective temperature | [K] | 434456.0 (11095) | |||||||
| log(g) | [cgs] | 8.67 (0.01) | |||||||
| Mass | [M☉] | 1.84 (0.005) | |||||||
| log(Luminosity) | [L☉] | ||||||||
| Cooling age | [Gyr] | ||||||||
| log(H/He) | |||||||||
| log(C/He) | |||||||||
| log(Ca/He) | |||||||||
| log(Ca/H) | |||||||||
| Parallax | [mas] | 5.78 (0.06) | 5.63 (0.07) | 5.78 | 5.78 (0.06) | ||||
| Distance | [pc] | 172.89 (2) | 177.73 (2) | 172.89 | 172.89 (2) | ||||
| Composition | |||||||||
| Proper motion (right ascension) | [mas/yr] | 83.90036744 (0.06) | 84.06385899 (0.1) | 83.9 (0.06) | |||||
| Proper motion (declination) | [mas/yr] | -3.781981308 (0.05) | -3.760723476 (0.09) | -3.782 (0.05) | |||||
| Variability | |||||||||
| Magnetic | |||||||||
| Bd | [MG] | ||||||||
| Infrared excess (disk) | |||||||||
| Binarity | |||||||||
| B magnitude | 13.92 (0.01) | ||||||||
| V magnitude | 13.96 (0.01) | ||||||||
| R magnitude | |||||||||
| I magnitude | |||||||||
| J magnitude | 15.04 (0.04) | ||||||||
| H magnitude | 15.17 (0.08) | ||||||||
| K magnitude | 15.33 (0.1) | ||||||||
| u magnitude | 13.50 (0.004) | ||||||||
| g magnitude | 13.96 (0.004) | ||||||||
| r magnitude | 14.49 (0.004) | ||||||||
| i magnitude | 14.85 (0.005) | ||||||||
| z magnitude | 15.21 (0.006) | ||||||||
| G magnitude | 14.22 (0.001) | 14.23 | 14.22 | 14.22 (0.003) | |||||
| BP magnitude | 14.05 (0.001) | 13.99 | |||||||
| RP magnitude | 14.56 (0.002) | 14.56 | |||||||
| Pan g magnitude | 14.05 (0.009) | ||||||||
| Pan r magnitude | 14.51 (0.003) | ||||||||
| Pan i magnitude | 14.88 (0.002) | ||||||||
| Pan z magnitude | 15.18 (0.006) | ||||||||
| Pan y magnitude | 15.37 (0.003) | ||||||||
| E(B-V) | 0.034 | ||||||||
* 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.