All names: 2MASS J02001326-1728437, EC 01578-1743, TYC 5856-908-1, EC01578-1743, Gaia EDR3 5141474254479109376, Gaia DR3 5141474254479109376, TIC 423761655, ATO J030.0553-17.4788, Gaia DR2 5141474254479109376, ASAS J020013-1728.7, GD 1068
| Parameter | Unit | Gaia EDR3 | Geier 2020 | Stilism | Simbad |
|---|---|---|---|---|---|
| Right ascension | 02 00 13.24 (0.04) | 02 00 13.23 | 02 00 13.26 (0.04) | ||
| Declination | -17 28 44.41 (0.04) | -17 28 43.79 | -17 28 43.78 (0.04) | ||
| 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] | 3.51 (0.06) | 3.48 (0.06) | 3.51 (0.06) | |
| Distance | [pc] | 284.92 (5) | 287.06 (5) | 284.92 (5) | |
| Composition | |||||
| Proper motion (right ascension) | [mas/yr] | -20.521 (0.05) | -20.574 (0.1) | -20.521 (0.05) | |
| Proper motion (declination) | [mas/yr] | -39.4 (0.04) | -39.291 (0.09) | -39.4 (0.04) | |
| Variability | |||||
| Magnetic | |||||
| Bd | [MG] | ||||
| Infrared excess (disk) | |||||
| Binarity | |||||
| B magnitude | 11.78 (0.09) | ||||
| V magnitude | 12.07 (0.2) | ||||
| R magnitude | |||||
| I magnitude | |||||
| J magnitude | 12.58 (0.02) | 12.58 (0.02) | |||
| H magnitude | 12.65 (0.02) | 12.65 (0.02) | |||
| K magnitude | 12.65 (0.03) | 12.65 (0.03) | |||
| u magnitude | |||||
| g magnitude | |||||
| r magnitude | |||||
| i magnitude | |||||
| z magnitude | |||||
| G magnitude | 12.02 (0.004) | 12.05 (0.003) | 12.02 (0.004) | ||
| BP magnitude | 11.90 (0.008) | 11.87 (0.01) | |||
| RP magnitude | 12.26 (0.01) | 12.26 (0.02) | |||
| Pan g magnitude | 11.87 | ||||
| Pan r magnitude | 12.29 | ||||
| Pan i magnitude | 12.62 | ||||
| Pan z magnitude | 12.87 | ||||
| Pan y magnitude | 13.05 (0.03) | ||||
| E(B-V) | 0.031 | ||||
* 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.