All names: TYC3133-2416-1, 2MASS J19151569+4340274, Gaia DR2 2103044549103238912, TIC 158918567, LAMOST J191515.64+434027.7, Gaia DR3 2103044549103238912, TYC 3133-2416-1
| Parameter | Unit | Geier 2020 | Stilism | Simbad |
|---|---|---|---|---|
| Right ascension | 19 15 15.64 | 19 15 15.69 (0.03) | ||
| Declination | 43 40 27.76 | 43 40 27.47 (0.03) | ||
| Spectral type | sdB | sdB | ||
| Effective temperature | [K] | 28049.0 (662) | ||
| log(g) | [cgs] | 5.72 (0.09) | ||
| Mass | [M☉] | |||
| log(Luminosity) | [L☉] | |||
| Cooling age | [Gyr] | |||
| log(H/He) | ||||
| log(C/He) | ||||
| log(Ca/He) | ||||
| log(Ca/H) | ||||
| Parallax | [mas] | 2.49 (0.05) | 2.54 (0.04) | |
| Distance | [pc] | 401.51 (8) | 393.75 (6) | |
| Composition | ||||
| Proper motion (right ascension) | [mas/yr] | -3.299 (0.09) | -3.344 (0.04) | |
| Proper motion (declination) | [mas/yr] | -12.948 (0.1) | -13.135 (0.04) | |
| Variability | ||||
| Magnetic | ||||
| Bd | [MG] | |||
| Infrared excess (disk) | ||||
| Binarity | ||||
| B magnitude | 12.26 (0.1) | |||
| V magnitude | 12.47 (0.2) | |||
| R magnitude | ||||
| I magnitude | ||||
| J magnitude | 13.04 (0.02) | 13.04 (0.02) | ||
| H magnitude | 13.21 (0.03) | 13.21 (0.03) | ||
| K magnitude | 13.24 (0.03) | 13.24 (0.03) | ||
| u magnitude | ||||
| g magnitude | ||||
| r magnitude | ||||
| i magnitude | ||||
| z magnitude | ||||
| G magnitude | 12.46 (0.0004) | 12.44 (0.003) | ||
| BP magnitude | 12.27 (0.007) | |||
| RP magnitude | 12.71 (0.001) | |||
| Pan g magnitude | 12.18 | |||
| Pan r magnitude | 12.65 | |||
| Pan i magnitude | 13.02 | |||
| Pan z magnitude | 13.32 (0.002) | |||
| Pan y magnitude | 13.50 (0.002) | |||
| E(B-V) | 0.022 | |||
* 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.