All names: TIC 72822768, GALEX J135847.0-273218, 2MASS J13584709-2732182, EC13559-2717, EC 13559-2717, Gaia DR2 6177372060778142464, Gaia DR3 6177372060778142464
| Parameter | Unit | Geier 2020 | Stilism | Simbad |
|---|---|---|---|---|
| Right ascension | 13 58 47.15 | 13 58 47.08 (0.05) | ||
| Declination | -27 32 18.70 | -27 32 18.40 (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] | 0.38 (0.08) | 0.47 (0.05) | |
| Distance | [pc] | 2638.52 (551) | 2113.72 (242) | |
| Composition | ||||
| Proper motion (right ascension) | [mas/yr] | -15.033 (0.1) | -14.558 (0.05) | |
| Proper motion (declination) | [mas/yr] | 5.785 (0.1) | 5.89 (0.05) | |
| Variability | ||||
| Magnetic | ||||
| Bd | [MG] | |||
| Infrared excess (disk) | ||||
| Binarity | ||||
| B magnitude | 15.91 | |||
| V magnitude | 15.95 | |||
| R magnitude | ||||
| I magnitude | ||||
| J magnitude | 15.52 (0.05) | 15.52 (0.05) | ||
| H magnitude | 15.31 (0.09) | 15.31 (0.09) | ||
| K magnitude | 14.71 | |||
| u magnitude | ||||
| g magnitude | ||||
| r magnitude | ||||
| i magnitude | ||||
| z magnitude | ||||
| G magnitude | 15.88 (0.001) | 15.86 (0.003) | ||
| BP magnitude | 15.85 (0.01) | |||
| RP magnitude | 15.81 (0.003) | |||
| Pan g magnitude | 15.85 (0.003) | |||
| Pan r magnitude | 16.03 (0.004) | |||
| Pan i magnitude | 16.16 (0.003) | |||
| Pan z magnitude | 16.26 (0.002) | |||
| Pan y magnitude | 16.28 (0.007) | |||
| E(B-V) | 0.038 | |||
* 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.