All names: TIC 159351653, 2MASS J16562883+3505451, FBS1654+352, Gaia DR3 1338796320403041408, FBS 1654+352, FBS B 586, GALEX J165628.9+350543, TYC 2597-1054-1, Gaia DR2 1338796320403041408
| Parameter | Unit | Geier 2020 | Stilism | Simbad |
|---|---|---|---|---|
| Right ascension | 16 56 28.92 | 16 56 28.83 (0.02) | ||
| Declination | 35 05 44.70 | 35 05 44.93 (0.03) | ||
| 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] | 0.13 (0.04) | 0.06 (0.03) | |
| Distance | [pc] | 7861.64 (2454) | 15772.87 (7314) | |
| Composition | ||||
| Proper motion (right ascension) | [mas/yr] | -6.019 (0.07) | -6.177 (0.03) | |
| Proper motion (declination) | [mas/yr] | -7.36 (0.07) | -7.416 (0.03) | |
| Variability | ||||
| Magnetic | ||||
| Bd | [MG] | |||
| Infrared excess (disk) | ||||
| Binarity | ||||
| B magnitude | 12.52 (0.2) | |||
| V magnitude | 12.49 (0.2) | |||
| R magnitude | ||||
| I magnitude | ||||
| J magnitude | 13.30 (0.03) | 13.30 (0.03) | ||
| H magnitude | 13.38 (0.03) | 13.38 (0.03) | ||
| K magnitude | 13.44 (0.04) | 13.44 (0.04) | ||
| u magnitude | 13.85 (0.005) | |||
| g magnitude | 12.72 (0.002) | |||
| r magnitude | 13.26 (0.002) | |||
| i magnitude | 13.48 (0.002) | |||
| z magnitude | 13.88 (0.005) | |||
| G magnitude | 12.83 (0.0006) | 12.81 (0.003) | ||
| BP magnitude | 12.66 (0.005) | |||
| RP magnitude | 13.01 (0.001) | |||
| Pan g magnitude | 12.59 | |||
| Pan r magnitude | 13.01 | |||
| Pan i magnitude | 13.35 | |||
| Pan z magnitude | 13.59 (0.003) | |||
| Pan y magnitude | 13.75 (0.004) | |||
| 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.