All names: EC01307-3200, UCAC4 292-001599, Ton S 221, 2MASS J01330099-3145182, EC 01307-3200, GALEX J013300.9-314518, Gaia DR3 5016602104733612672, TIC 32265123, Gaia DR2 5016602104733612672, GD 1468, Gaia EDR3 5016602104733612672
| Parameter | Unit | Gaia EDR3 | Geier 2020 | Stilism | Simbad |
|---|---|---|---|---|---|
| Right ascension | 01 33 01.01 (0.04) | 01 33 00.94 | 01 33 00.99 (0.04) | ||
| Declination | -31 45 18.39 (0.03) | -31 45 19.98 | -31 45 18.34 (0.03) | ||
| Spectral type | sdB | sdB/sdBHe | |||
| 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] | 0.43 (0.05) | 0.41 (0.06) | 0.43 (0.05) | |
| Distance | [pc] | 2300.97 (265) | 2460.63 (363) | 2300.97 (265) | |
| Composition | |||||
| Proper motion (right ascension) | [mas/yr] | 18.313 (0.04) | 18.281 (0.07) | 18.313 (0.04) | |
| Proper motion (declination) | [mas/yr] | -2.693 (0.04) | -2.926 (0.05) | -2.693 (0.04) | |
| Variability | |||||
| Magnetic | |||||
| Bd | [MG] | ||||
| Infrared excess (disk) | |||||
| Binarity | |||||
| B magnitude | 15.75 (0.1) | ||||
| V magnitude | 15.93 (0.1) | ||||
| R magnitude | 15.96 | ||||
| I magnitude | |||||
| J magnitude | 16.39 (0.1) | 16.39 (0.1) | |||
| H magnitude | 16.37 | ||||
| K magnitude | 16.51 | ||||
| u magnitude | |||||
| g magnitude | 15.70 (0.05) | ||||
| r magnitude | 16.10 (0.07) | ||||
| i magnitude | |||||
| z magnitude | |||||
| G magnitude | 15.87 (0.003) | 15.90 (0.002) | 15.87 (0.003) | ||
| BP magnitude | 15.70 (0.004) | 15.62 (0.006) | |||
| RP magnitude | 16.19 (0.006) | 16.19 (0.004) | |||
| Pan g magnitude | 17.17 | ||||
| Pan r magnitude | 17.04 | ||||
| Pan i magnitude | 16.52 (0.003) | ||||
| Pan z magnitude | 17.13 | ||||
| Pan y magnitude | 17.17 | ||||
| E(B-V) | 0.008 | ||||
* 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.