All names: Gaia DR2 5729920061482487168, Gaia DR3 5729920061482487168, TIC 348686540, UCAC2 25301359, WISEA J085606.29-170323.9, WISE J085606.29-170324.0, UCAC4 365-051462, GALEXJ08561-1703, GALEX J085606.2-170325, 2MASS J08560630-1703239
| Parameter | Unit | Geier 2020 | Stilism | Simbad |
|---|---|---|---|---|
| Right ascension | 08 56 06.30 | 08 56 06.30 (0.03) | ||
| Declination | -17 03 25.20 | -17 03 24.01 (0.02) | ||
| Spectral type | sdO | sdO | ||
| 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] | 0.67 (0.07) | 0.76 (0.04) | |
| Distance | [pc] | 1500.15 (151) | 1311.82 (62) | |
| Composition | ||||
| Proper motion (right ascension) | [mas/yr] | -0.981 (0.09) | -1.096 (0.03) | |
| Proper motion (declination) | [mas/yr] | -4.147 (0.1) | -4.12 (0.03) | |
| Variability | ||||
| Magnetic | ||||
| Bd | [MG] | |||
| Infrared excess (disk) | ||||
| Binarity | ||||
| B magnitude | 14.51 (0.03) | |||
| V magnitude | 14.59 (0.03) | |||
| R magnitude | 14.98 (0.1) | |||
| I magnitude | ||||
| J magnitude | 15.00 (0.05) | 15.00 (0.05) | ||
| H magnitude | 15.00 (0.1) | 15.00 (0.1) | ||
| K magnitude | 15.18 (0.2) | 15.18 (0.2) | ||
| u magnitude | ||||
| g magnitude | 14.44 (0.04) | |||
| r magnitude | 14.77 (0.05) | |||
| i magnitude | 15.11 (0.09) | |||
| z magnitude | ||||
| G magnitude | 14.58 (0.0006) | 14.56 (0.003) | ||
| BP magnitude | 14.44 (0.006) | |||
| RP magnitude | 14.73 (0.003) | |||
| Pan g magnitude | 14.46 (0.004) | |||
| Pan r magnitude | 14.77 (0.002) | |||
| Pan i magnitude | 15.06 (0.001) | |||
| Pan z magnitude | 15.29 (0.002) | |||
| Pan y magnitude | 15.44 (0.005) | |||
| E(B-V) | 0.072 | |||
* 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.