All names: 2MASS J12332320+0625177, [BFA97] 105, FAUST 3231, WISEA J123323.18+062517.7, GALEX J123323.2+062518, SDSS J123323.19+062517.7, PG1230+067, Gaia EDR3 3708604861669017728, PG 1230+067, Gaia DR2 3708604861669017728, Gaia DR3 3708604861669017728, UCAC4 483-054089, WISE J123323.19+062517.9, TIC 399087019
| Parameter | Unit | Gaia EDR3 | Geier 2020 | Stilism | Simbad |
|---|---|---|---|---|---|
| Right ascension | 12 33 23.17 (0.04) | 12 33 23.25 | 12 33 23.19 (0.04) | ||
| Declination | 06 25 17.89 (0.03) | 06 25 17.51 | 06 25 17.76 (0.03) | ||
| Spectral type | He-sdB | sdBN0VIIHe39 | |||
| Effective temperature | [K] | ||||
| log(g) | [cgs] | ||||
| Mass | [M☉] | ||||
| log(Luminosity) | [L☉] | ||||
| Cooling age | [Gyr] | ||||
| log(H/He) | |||||
| log(C/He) | |||||
| log(Ca/He) | |||||
| log(Ca/H) | |||||
| Parallax | [mas] | 1.43 (0.05) | 1.52 (0.09) | 1.43 (0.05) | |
| Distance | [pc] | 699.40 (25) | 655.91 (38) | 699.40 (25) | |
| Composition | |||||
| Proper motion (right ascension) | [mas/yr] | -17.864 (0.06) | -17.888 (0.2) | -17.864 (0.06) | |
| Proper motion (declination) | [mas/yr] | 7.772 (0.04) | 7.717 (0.1) | 7.772 (0.04) | |
| Variability | |||||
| Magnetic | |||||
| Bd | [MG] | ||||
| Infrared excess (disk) | |||||
| Binarity | |||||
| B magnitude | 12.94 (0) | ||||
| V magnitude | 13.20 (0.06) | ||||
| R magnitude | 13.52 (0.08) | ||||
| I magnitude | |||||
| J magnitude | 13.84 (0.03) | 13.84 (0.03) | |||
| H magnitude | 13.94 (0.05) | 13.94 (0.05) | |||
| K magnitude | 14.01 (0.06) | 14.01 (0.06) | |||
| u magnitude | 13.08 (0.004) | ||||
| g magnitude | 13.16 (0.001) | ||||
| r magnitude | 13.49 (0.002) | ||||
| i magnitude | 14.00 (0.004) | ||||
| z magnitude | 14.49 (0.008) | ||||
| G magnitude | 13.11 (0.003) | 13.13 (0.0009) | 13.11 (0.003) | ||
| BP magnitude | 12.94 (0.004) | 12.87 (0.009) | |||
| RP magnitude | 13.43 (0.004) | 13.42 (0.002) | |||
| Pan g magnitude | 13.15 | ||||
| Pan r magnitude | 13.39 (0.001) | ||||
| Pan i magnitude | 13.77 (0.002) | ||||
| Pan z magnitude | 14.06 (0.004) | ||||
| Pan y magnitude | 14.27 (0.003) | ||||
| E(B-V) | 0.024 | ||||
* 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.