All names: LAMOST J085851.12+021011.3, Gaia DR2 577763368640517760, GALEXJ08588+0210, GALEX J085851.0+021013, Gaia DR3 577763368640517760, SDSS J085851.10+021012.9, 2MASS J08585111+0210131, Gaia EDR3 577763368640517760, UCAC4 461-045127, LAMOST J085851.11+021012.9, WISE J085851.12+021012.9, UCAC2 32535176, WISEA J085851.11+021012.9, SDSS J085851.10+021013.0, TIC 265445890
| Parameter | Unit | Gaia EDR3 | Geier 2020 | Stilism | Simbad |
|---|---|---|---|---|---|
| Right ascension | 08 58 51.11 (0.03) | 08 58 51.08 | 08 58 51.11 (0.03) | ||
| Declination | 02 10 12.95 (0.02) | 02 10 13.77 | 02 10 12.95 (0.02) | ||
| Spectral type | sdO | sdOHe6 | |||
| Effective temperature | [K] | 48090.0 (1480) | |||
| log(g) | [cgs] | 5.62 (0.06) | |||
| Mass | [M☉] | ||||
| log(Luminosity) | [L☉] | ||||
| Cooling age | [Gyr] | ||||
| log(H/He) | |||||
| log(C/He) | |||||
| log(Ca/He) | |||||
| log(Ca/H) | |||||
| Parallax | [mas] | 1.62 (0.04) | 1.59 (0.05) | 1.62 (0.04) | |
| Distance | [pc] | 618.31 (16) | 629.72 (21) | 618.31 (16) | |
| Composition | |||||
| Proper motion (right ascension) | [mas/yr] | 3.077 (0.04) | 3.069 (0.1) | 3.077 (0.04) | |
| Proper motion (declination) | [mas/yr] | -0.33 (0.03) | -0.152 (0.07) | -0.33 (0.03) | |
| Variability | |||||
| Magnetic | |||||
| Bd | [MG] | ||||
| Infrared excess (disk) | |||||
| Binarity | |||||
| B magnitude | 13.41 (0.03) | ||||
| V magnitude | 13.68 (0.01) | ||||
| R magnitude | 14.04 (0.1) | ||||
| I magnitude | |||||
| J magnitude | 14.38 (0.03) | 14.38 (0.03) | |||
| H magnitude | 14.44 (0.06) | 14.44 (0.06) | |||
| K magnitude | 14.70 (0.1) | 14.70 (0.1) | |||
| u magnitude | 12.95 (0.002) | ||||
| g magnitude | 13.42 (0.05) | ||||
| r magnitude | 13.90 (0.003) | 13.91 (0.04) | |||
| i magnitude | 14.26 (0.003) | 14.31 (0.05) | |||
| z magnitude | 14.62 (0.004) | ||||
| G magnitude | 13.62 (0.003) | 13.63 (0.0005) | 13.62 (0.003) | ||
| BP magnitude | 13.45 (0.003) | 13.38 (0.009) | |||
| RP magnitude | 13.96 (0.004) | 13.96 (0.002) | |||
| Pan g magnitude | 13.48 (0.01) | ||||
| Pan r magnitude | 13.90 (0.001) | ||||
| Pan i magnitude | 14.30 (0.002) | ||||
| Pan z magnitude | 14.58 (0.003) | ||||
| Pan y magnitude | 14.78 (0.003) | ||||
| E(B-V) | 0.037 | ||||
* 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.