All names: GALEX J083231.9+485201, TIC 282855021, SBSS0828+490, SDSS J083231.99+485200.9, Gaia DR2 1026904557098086400, SBSS 0828+490, 2MASS J08323197+4852009, UCAC4 695-049069, Gaia DR3 1026904557098086400, WISEA J083232.00+485200.9, WISE J083231.99+485200.8
| Parameter | Unit | Geier 2020 | Stilism | Simbad |
|---|---|---|---|---|
| Right ascension | 08 32 31.97 | 08 32 32.00 (0.04) | ||
| Declination | 48 52 01.28 | 48 52 00.90 (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] | 0.10 (0.06) | 0.13 (0.05) | |
| Distance | [pc] | 10277.49 (6728) | 7698.23 (3011) | |
| Composition | ||||
| Proper motion (right ascension) | [mas/yr] | 3.494 (0.1) | 3.627 (0.05) | |
| Proper motion (declination) | [mas/yr] | -7.583 (0.08) | -7.526 (0.05) | |
| Variability | ||||
| Magnetic | ||||
| Bd | [MG] | |||
| Infrared excess (disk) | ||||
| Binarity | ||||
| B magnitude | 16.70 (0.03) | |||
| V magnitude | 16.56 (0.02) | |||
| R magnitude | 16.58 | |||
| I magnitude | ||||
| J magnitude | 16.22 (0.1) | 16.22 (0.1) | ||
| H magnitude | 15.92 (0.2) | 15.92 (0.2) | ||
| K magnitude | 16.16 | |||
| u magnitude | 17.68 (0.01) | 17.69 (0.01) | ||
| g magnitude | 16.47 (0.004) | 16.47 (0.004) | ||
| r magnitude | 16.54 (0.004) | 16.54 (0.004) | ||
| i magnitude | 16.61 (0.004) | 16.61 (0.004) | ||
| z magnitude | 16.70 (0.009) | 16.70 (0.009) | ||
| G magnitude | 16.50 (0.0009) | 16.48 (0.003) | ||
| BP magnitude | 16.59 (0.004) | |||
| RP magnitude | 16.30 (0.003) | |||
| Pan g magnitude | 16.51 (0.004) | |||
| Pan r magnitude | 16.55 (0.004) | |||
| Pan i magnitude | 16.64 (0.002) | |||
| Pan z magnitude | 16.71 (0.003) | |||
| Pan y magnitude | 16.74 (0.007) | |||
| E(B-V) | 0.027 | |||
* 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.