All names: TYC 9190-966-1, GALEX J065736.9-732449, GALEX J065736.7-732447, ** HEI 714A, WDS J06577-7325A, GALEX J065736.8-732447, Gaia DR2 5262163664424670848, Gaia DR3 5262163664424670848, CPD-73 420A, [VKN2011] J065736.8-732447, GALEXJ065736.93-732449.60
| Parameter | Unit | Geier 2020 | Stilism | Simbad |
|---|---|---|---|---|
| Right ascension | 06 57 36.93 | 06 57 36.91 (0.03) | ||
| Declination | -73 24 49.60 | -73 24 49.58 (0.03) | ||
| Spectral type | sdB | sdB | ||
| Effective temperature | [K] | 29940.0 (900) | ||
| log(g) | [cgs] | 5.45 (0.1) | ||
| Mass | [M☉] | |||
| log(Luminosity) | [L☉] | |||
| Cooling age | [Gyr] | |||
| log(H/He) | ||||
| log(C/He) | ||||
| log(Ca/He) | ||||
| log(Ca/H) | ||||
| Parallax | [mas] | 3.29 (0.04) | 3.24 (0.03) | |
| Distance | [pc] | 304.28 (4) | 308.32 (3) | |
| Composition | ||||
| Proper motion (right ascension) | [mas/yr] | -11.094 (0.07) | -11.052 (0.04) | |
| Proper motion (declination) | [mas/yr] | 116.473 (0.08) | 116.531 (0.04) | |
| Variability | ||||
| Magnetic | ||||
| Bd | [MG] | |||
| Infrared excess (disk) | ||||
| Binarity | ||||
| B magnitude | 11.66 (0.06) | |||
| V magnitude | 12.14 (0.1) | |||
| R magnitude | ||||
| I magnitude | ||||
| J magnitude | 10.83 (0.03) | |||
| H magnitude | 10.58 (0.03) | |||
| K magnitude | 10.46 (0.02) | |||
| u magnitude | ||||
| g magnitude | ||||
| r magnitude | ||||
| i magnitude | ||||
| z magnitude | ||||
| G magnitude | 11.75 (0.0005) | 11.74 (0.003) | ||
| BP magnitude | 11.45 (0.03) | |||
| RP magnitude | 11.63 (0.05) | |||
| Pan g magnitude | ||||
| Pan r magnitude | ||||
| Pan i magnitude | ||||
| Pan z magnitude | ||||
| Pan y magnitude | ||||
| E(B-V) | 0.086 | |||
* 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.