All names: TIC 159734503, BPS CS 29501-0054, UCAC4 264-186830, GALEX J211602.4-371416, EC 21129-3726, Gaia DR2 6775851907817655424, BPSCS29501-54, Gaia DR3 6775851907817655424, 2MASS J21160257-3714168
| Parameter | Unit | Geier 2020 | Stilism | Simbad |
|---|---|---|---|---|
| Right ascension | 21 16 02.56 | 21 16 02.58 (0.03) | ||
| Declination | -37 14 17.36 | -37 14 16.97 (0.02) | ||
| 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] | 1.10 (0.07) | 1.10 (0.04) | |
| Distance | [pc] | 908.27 (57) | 909.92 (32) | |
| Composition | ||||
| Proper motion (right ascension) | [mas/yr] | 3.725 (0.08) | 3.665 (0.03) | |
| Proper motion (declination) | [mas/yr] | 7.225 (0.08) | 7.182 (0.03) | |
| Variability | ||||
| Magnetic | ||||
| Bd | [MG] | |||
| Infrared excess (disk) | ||||
| Binarity | ||||
| B magnitude | 13.77 (0.02) | |||
| V magnitude | 13.91 (0.03) | |||
| R magnitude | 14.26 (0.08) | |||
| I magnitude | ||||
| J magnitude | 14.46 (0.03) | 14.46 (0.03) | ||
| H magnitude | 14.61 (0.05) | 14.61 (0.05) | ||
| K magnitude | 14.60 (0.09) | 14.60 (0.09) | ||
| u magnitude | ||||
| g magnitude | 13.76 (0.01) | |||
| r magnitude | 14.15 (0.01) | |||
| i magnitude | 14.56 (0.3) | |||
| z magnitude | ||||
| G magnitude | 13.93 (0.0004) | 13.91 (0.003) | ||
| BP magnitude | 13.74 (0.004) | |||
| RP magnitude | 14.14 (0.001) | |||
| Pan g magnitude | ||||
| Pan r magnitude | ||||
| Pan i magnitude | ||||
| Pan z magnitude | ||||
| Pan y magnitude | ||||
| E(B-V) | 0.033 | |||
* 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.