All names: SDSSJ110225.71+270600.6, LAMOST J110225.71+270600.6, Gaia DR3 730325584860775424, SDSS J110225.71+270600.6, Gaia DR2 730325584860775424, GALEX J110225.6+270601
| Parameter | Unit | Geier 2020 | Simbad |
|---|---|---|---|
| Right ascension | 11 02 25.71 | 11 02 25.71 (0.1) | |
| Declination | 27 06 00.60 | 27 06 00.70 (0.1) | |
| 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] | -0.32 (0.2) | |
| Distance | [pc] | ||
| Composition | |||
| Proper motion (right ascension) | [mas/yr] | -2.007 (0.3) | -2.183 (0.1) |
| Proper motion (declination) | [mas/yr] | -1.606 (0.3) | -1.518 (0.1) |
| Variability | |||
| Magnetic | |||
| Bd | [MG] | ||
| Infrared excess (disk) | |||
| Binarity | |||
| B magnitude | |||
| V magnitude | |||
| R magnitude | |||
| I magnitude | |||
| J magnitude | |||
| H magnitude | |||
| K magnitude | |||
| u magnitude | 17.28 (0.009) | 17.28 (0.009) | |
| g magnitude | 17.69 (0.005) | 17.69 (0.005) | |
| r magnitude | 18.23 (0.007) | 18.23 (0.007) | |
| i magnitude | 18.60 (0.01) | 18.60 (0.01) | |
| z magnitude | 18.96 (0.04) | 18.97 (0.04) | |
| G magnitude | 17.99 (0.003) | 17.96 (0.003) | |
| BP magnitude | 17.73 (0.01) | ||
| RP magnitude | 18.29 (0.08) | ||
| Pan g magnitude | 17.77 (0.005) | ||
| Pan r magnitude | 18.25 (0.006) | ||
| Pan i magnitude | 18.62 (0.003) | ||
| Pan z magnitude | 18.91 (0.01) | ||
| Pan y magnitude | 19.08 (0.04) | ||
| E(B-V) | |||
* 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.