All names: UCAC4 139-190241, GALEX J221121.7-621719, WD 2207-625, Gaia DR2 6406110542810463104, EC 22078-6232, Gaia EDR3 6406110542810463104, 2MASS J22112172-6217195, Gaia DR3 6406110542810463104, TIC 403289096, BPS CS 22956-0084
| Parameter | Unit | Gaia EDR3 | Gaia DR2 | Stilism | Simbad | White Dwarf Catalog (McCook & Sion 1999) |
|---|---|---|---|---|---|---|
| Right ascension | 22 11 21.75 (0.03) | 22 11 21.75 (0.04) | 22 11 21.75 (0.03) | 22 11 21.05 | ||
| Declination | -62 17 19.71 (0.03) | -62 17 19.71 (0.05) | -62 17 19.51 (0.03) | -62 17 11.76 | ||
| Spectral type | sdO | DC | ||||
| 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] | 0.53 (0.04) | 0.50 (0.07) | 0.53 (0.04) | ||
| Distance | [pc] | 1873.75 (155) | 2018.16 (295) | 1873.71 (155) | ||
| Composition | ||||||
| Proper motion (right ascension) | [mas/yr] | 0.569570729 (0.04) | 0.543 (0.09) | 0.57 (0.04) | ||
| Proper motion (declination) | [mas/yr] | -12.43684235 (0.04) | -12.359 (0.1) | -12.437 (0.04) | ||
| Variability | ||||||
| Magnetic | ||||||
| Bd | [MG] | |||||
| Infrared excess (disk) | ||||||
| Binarity | ||||||
| B magnitude | 15.52 (0.01) | |||||
| V magnitude | 15.81 (0.03) | |||||
| R magnitude | 16.10 (0.4) | |||||
| I magnitude | ||||||
| J magnitude | 16.66 (0.1) | |||||
| H magnitude | ||||||
| K magnitude | ||||||
| u magnitude | ||||||
| g magnitude | 15.58 (0.01) | |||||
| r magnitude | 16.12 (0.06) | |||||
| i magnitude | ||||||
| z magnitude | ||||||
| G magnitude | 15.80 (0.002) | 15.81 | 15.80 (0.003) | |||
| BP magnitude | 15.64 (0.002) | 15.56 | ||||
| RP magnitude | 16.10 (0.003) | 16.10 | ||||
| Pan g magnitude | ||||||
| Pan r magnitude | ||||||
| Pan i magnitude | ||||||
| Pan z magnitude | ||||||
| Pan y magnitude | ||||||
| E(B-V) | 0.016 | |||||
* 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.