All names: SDSS J081453.92+281122.5, TIC 97383239, Gaia DR3 684097584839678848, Gaia DR2 684097584839678848, GALEX J081453.9+281122, 2MASS J08145391+2811224, SDSSJ081453.92+281122.2
| Parameter | Unit | Geier 2020 | Stilism | Simbad |
|---|---|---|---|---|
| Right ascension | 08 14 53.92 | 08 14 53.92 (0.06) | ||
| Declination | 28 11 22.20 | 28 11 22.48 (0.04) | ||
| Spectral type | sdB+MS | 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] | 0.16 (0.1) | 0.23 (0.07) | |
| Distance | [pc] | 6127.45 (3732) | 4332.76 (1293) | |
| Composition | ||||
| Proper motion (right ascension) | [mas/yr] | -0.446 (0.1) | -0.431 (0.07) | |
| Proper motion (declination) | [mas/yr] | -1.687 (0.1) | -1.549 (0.05) | |
| Variability | ||||
| Magnetic | ||||
| Bd | [MG] | |||
| Infrared excess (disk) | ||||
| Binarity | ||||
| B magnitude | ||||
| V magnitude | ||||
| R magnitude | ||||
| I magnitude | ||||
| J magnitude | 16.03 (0.07) | 16.06 (0.009) | ||
| H magnitude | 15.79 (0.1) | 15.88 (0.01) | ||
| K magnitude | 15.56 (0.2) | 15.89 (0.02) | ||
| u magnitude | 16.96 (0.007) | 16.96 (0.007) | ||
| g magnitude | 16.62 (0.004) | 16.62 (0.004) | ||
| r magnitude | 16.64 (0.004) | 16.64 (0.004) | ||
| i magnitude | 16.66 (0.005) | 16.66 (0.005) | ||
| z magnitude | 16.74 (0.009) | 16.74 (0.009) | ||
| G magnitude | 16.58 (0.0009) | 16.56 (0.003) | ||
| BP magnitude | 16.66 (0.004) | |||
| RP magnitude | 16.35 (0.004) | |||
| Pan g magnitude | 16.63 (0.003) | |||
| Pan r magnitude | 16.64 (0.002) | |||
| Pan i magnitude | 16.68 (0.003) | |||
| Pan z magnitude | 16.75 (0.004) | |||
| Pan y magnitude | 16.78 (0.007) | |||
| E(B-V) | 0.028 | |||
* 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.