All names: SDSS J092925.36+231051.0, Gaia EDR3 644371984913905536, GALEX J092925.3+231051, Gaia DR3 644371984913905536, SDSSJ092925.36+231051.1, Gaia DR2 644371984913905536
| Parameter | Unit | Gaia EDR3 | Geier 2020 | Simbad |
|---|---|---|---|---|
| Right ascension | 09 29 25.37 (0.3) | 09 29 25.36 | 09 29 25.36 (0.3) | |
| Declination | 23 10 51.03 (0.3) | 23 10 51.10 | 23 10 51.09 (0.3) | |
| 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] | 0.56 (0.3) | 0.56 (0.3) | |
| Distance | [pc] | 1798.88 (1030) | 1798.88 (1030) | |
| Composition | ||||
| Proper motion (right ascension) | [mas/yr] | 0.212 (0.4) | 0.212 (0.4) | |
| Proper motion (declination) | [mas/yr] | -3.757 (0.3) | -3.757 (0.3) | |
| Variability | ||||
| Magnetic | ||||
| Bd | [MG] | |||
| Infrared excess (disk) | ||||
| Binarity | ||||
| B magnitude | ||||
| V magnitude | ||||
| R magnitude | ||||
| I magnitude | ||||
| J magnitude | ||||
| H magnitude | ||||
| K magnitude | ||||
| u magnitude | 18.35 (0.01) | 18.35 (0.01) | ||
| g magnitude | 18.70 (0.008) | 18.70 (0.008) | ||
| r magnitude | 19.21 (0.01) | 19.21 (0.01) | ||
| i magnitude | 19.55 (0.02) | 19.55 (0.02) | ||
| z magnitude | 19.77 (0.1) | 19.80 (0.1) | ||
| G magnitude | 18.96 (0.004) | 19.00 (0.003) | 18.96 (0.004) | |
| BP magnitude | 18.84 (0.03) | 18.72 (0.02) | ||
| RP magnitude | 19.20 (0.05) | 19.17 (0.08) | ||
| Pan g magnitude | 18.78 (0.007) | |||
| Pan r magnitude | 19.22 (0.007) | |||
| Pan i magnitude | 19.57 (0.01) | |||
| Pan z magnitude | 19.84 (0.03) | |||
| Pan y magnitude | 19.98 (0.07) | |||
| 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.