All names: FBS B 193, Gaia DR2 1916166952937279360, GALEX J230304.5+374136, PSO J345.7691+37.6933, 2MASS J23030459+3741365, FBS 2300+374, Gaia DR3 1916166952937279360, TIC 373928876, WISE J230304.61+374136.1
| Parameter | Unit | Vincent et al. 2024 | Simbad |
|---|---|---|---|
| Right ascension | 23 03 04.58 | 23 03 04.61 (0.03) | |
| Declination | 37 41 35.98 | 37 41 36.51 (0.03) | |
| Spectral type | DA | sdB | |
| Effective temperature | [K] | 34355.0 (968) | |
| log(g) | [cgs] | 7.88 (0.03) | |
| Mass | [M☉] | 0.596 (0.02) | |
| log(Luminosity) | [L☉] | ||
| Cooling age | [Gyr] | ||
| log(H/He) | |||
| log(C/He) | |||
| log(Ca/He) | |||
| log(Ca/H) | |||
| Parallax | [mas] | 5.10 | 5.10 (0.05) |
| Distance | [pc] | 196.10 | 196.09 (2) |
| Composition | |||
| Proper motion (right ascension) | [mas/yr] | -24.415 (0.05) | |
| Proper motion (declination) | [mas/yr] | -32.899 (0.05) | |
| Variability | |||
| Magnetic | |||
| Bd | [MG] | ||
| Infrared excess (disk) | |||
| Binarity | |||
| B magnitude | |||
| V magnitude | |||
| R magnitude | |||
| I magnitude | |||
| J magnitude | 16.31 (0.1) | ||
| H magnitude | |||
| K magnitude | |||
| u magnitude | |||
| g magnitude | 15.84 (0.003) | ||
| r magnitude | 16.25 (0.005) | ||
| i magnitude | 16.59 (0.003) | ||
| z magnitude | 16.85 (0.005) | ||
| G magnitude | 16.00 | 16.00 (0.003) | |
| 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.