All names: 2MASS J22165602-6431501, Gaia DR3 6404530097924835968, Gaia DR2 6404530097924835968, TIC 234281664, BPSCS22956-94, EC 22133-6446, UCAC4 128-179206, BPS CS 22956-0094
| Parameter | Unit | Geier 2020 | Stilism | Simbad |
|---|---|---|---|---|
| Right ascension | 22 16 55.87 | 22 16 56.01 (0.07) | ||
| Declination | -64 31 49.56 | -64 31 50.16 (0.07) | ||
| 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] | 1.86 (0.05) | 1.78 (0.1) | |
| Distance | [pc] | 536.60 (14) | 562.11 (30) | |
| Composition | ||||
| Proper motion (right ascension) | [mas/yr] | 43.733 (0.06) | 45.371 (0.09) | |
| Proper motion (declination) | [mas/yr] | -37.365 (0.07) | -36.424 (0.1) | |
| Variability | ||||
| Magnetic | ||||
| Bd | [MG] | |||
| Infrared excess (disk) | ||||
| Binarity | ||||
| B magnitude | 13.34 (0.01) | |||
| V magnitude | 13.38 (0.02) | |||
| R magnitude | 13.50 (0.1) | |||
| I magnitude | ||||
| J magnitude | 12.63 (0.02) | 12.63 (0.02) | ||
| H magnitude | 12.19 (0.03) | 12.19 (0.03) | ||
| K magnitude | 12.11 (0.03) | 12.11 (0.03) | ||
| u magnitude | ||||
| g magnitude | 13.29 (0.01) | |||
| r magnitude | 13.46 (0.02) | |||
| i magnitude | 13.50 (0.04) | |||
| z magnitude | ||||
| G magnitude | 13.32 (0.001) | 13.30 (0.003) | ||
| BP magnitude | 13.27 (0.008) | |||
| RP magnitude | 13.21 (0.005) | |||
| Pan g magnitude | ||||
| Pan r magnitude | ||||
| Pan i magnitude | ||||
| Pan z magnitude | ||||
| Pan y magnitude | ||||
| E(B-V) | 0.017 | |||
* 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.