All names: Gaia DR2 286805069782394112, SDSS J055950.32+635807.7, SDSS J055950.31+635807.6, GALEX J055950.4+635807, SDSSJ055950.31+635807.7, Gaia DR3 286805069782394112
| Parameter | Unit | Geier 2020 | Stilism | Simbad |
|---|---|---|---|---|
| Right ascension | 05 59 50.31 | 05 59 50.30 (0.04) | ||
| Declination | 63 58 07.70 | 63 58 07.75 (0.05) | ||
| Spectral type | sdO | sdO | ||
| Effective temperature | [K] | 43700.0 (2000) | ||
| log(g) | [cgs] | 5.45 (0.2) | ||
| Mass | [M☉] | |||
| log(Luminosity) | [L☉] | |||
| Cooling age | [Gyr] | |||
| log(H/He) | ||||
| log(C/He) | ||||
| log(Ca/He) | ||||
| log(Ca/H) | ||||
| Parallax | [mas] | 0.09 (0.1) | 0.20 (0.09) | |
| Distance | [pc] | 11061.95 (13509) | 4975.12 (2148) | |
| Composition | ||||
| Proper motion (right ascension) | [mas/yr] | 8.726 (0.1) | 8.569 (0.05) | |
| Proper motion (declination) | [mas/yr] | -12.458 (0.1) | -12.501 (0.06) | |
| Variability | ||||
| Magnetic | ||||
| Bd | [MG] | |||
| Infrared excess (disk) | ||||
| Binarity | ||||
| B magnitude | ||||
| V magnitude | ||||
| R magnitude | ||||
| I magnitude | ||||
| J magnitude | ||||
| H magnitude | ||||
| K magnitude | ||||
| u magnitude | 16.78 (0.007) | 16.78 (0.007) | ||
| g magnitude | 17.00 (0.005) | 17.00 (0.005) | ||
| r magnitude | 17.36 (0.006) | 17.36 (0.006) | ||
| i magnitude | 17.64 (0.007) | 17.64 (0.007) | ||
| z magnitude | 17.96 (0.02) | 17.96 (0.02) | ||
| G magnitude | 17.21 (0.002) | 17.18 (0.003) | ||
| BP magnitude | 17.05 (0.01) | |||
| RP magnitude | 17.32 (0.01) | |||
| Pan g magnitude | 17.09 (0.005) | |||
| Pan r magnitude | 17.37 (0.004) | |||
| Pan i magnitude | 17.68 (0.006) | |||
| Pan z magnitude | 17.90 (0.007) | |||
| Pan y magnitude | 18.04 (0.02) | |||
| E(B-V) | 0.128 | |||
* 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.