All names: PHL1210, 2MASS J01523094-1913033, TIC 266680031, uvby98 610161210, EC 01501-1927, GALEX J015230.9-191302, Gaia DR3 5140867259636167424, Gaia DR2 5140867259636167424, PHL 1210
| Parameter | Unit | Geier 2020 | Stilism | Simbad |
|---|---|---|---|---|
| Right ascension | 01 52 30.93 | 01 52 30.95 (0.04) | ||
| Declination | -19 13 03.20 | -19 13 03.43 (0.03) | ||
| Spectral type | sdB | sdB | ||
| 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] | 1.02 (0.06) | 0.96 (0.05) | |
| Distance | [pc] | 976.09 (53) | 1041.99 (55) | |
| Composition | ||||
| Proper motion (right ascension) | [mas/yr] | 12.413 (0.1) | 13.079 (0.04) | |
| Proper motion (declination) | [mas/yr] | -8.664 (0.07) | -9.041 (0.04) | |
| Variability | ||||
| Magnetic | ||||
| Bd | [MG] | |||
| Infrared excess (disk) | ||||
| Binarity | ||||
| B magnitude | 13.90 | |||
| V magnitude | 14.10 | |||
| R magnitude | ||||
| I magnitude | ||||
| J magnitude | 14.02 (0.03) | 14.02 (0.03) | ||
| H magnitude | 13.89 (0.03) | 13.89 (0.03) | ||
| K magnitude | 13.96 (0.05) | 13.96 (0.05) | ||
| u magnitude | 13.74 (0.004) | |||
| g magnitude | ||||
| r magnitude | 14.17 (0.004) | |||
| i magnitude | 14.39 (0.005) | |||
| z magnitude | 14.61 (0.005) | |||
| G magnitude | 13.97 (0.0006) | 13.95 (0.003) | ||
| BP magnitude | 13.82 (0.005) | |||
| RP magnitude | 14.07 (0.002) | |||
| Pan g magnitude | 13.85 (0.006) | |||
| Pan r magnitude | 14.17 (0.003) | |||
| Pan i magnitude | 14.42 (0.002) | |||
| Pan z magnitude | 14.59 (0.004) | |||
| Pan y magnitude | 14.70 (0.004) | |||
| E(B-V) | 0.020 | |||
* 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.