All names: Gaia DR3 326527401235564672, Gaia EDR3 326527401235564672, 2MASS J02270542+3315433, TIC 285465827, FBS 0224+330, GALEX J022705.2+331545, TYC 2327-1408-1, FBS B 463, Gaia DR2 326527401235564672, FBS0224+330
| Parameter | Unit | Gaia EDR3 | Geier 2020 | Stilism | Simbad |
|---|---|---|---|---|---|
| Right ascension | 02 27 05.42 (0.04) | 02 27 05.50 | 02 27 05.43 (0.04) | ||
| Declination | 33 15 43.09 (0.03) | 33 15 41.20 | 33 15 43.26 (0.03) | ||
| Spectral type | He-sdO | sdOB | |||
| 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] | 1.60 (0.04) | 1.63 (0.08) | 1.60 (0.04) | |
| Distance | [pc] | 623.91 (17) | 614.70 (29) | 623.91 (17) | |
| Composition | |||||
| Proper motion (right ascension) | [mas/yr] | -7.856 (0.04) | -7.968 (0.1) | -7.856 (0.04) | |
| Proper motion (declination) | [mas/yr] | -10.621 (0.04) | -10.531 (0.09) | -10.621 (0.04) | |
| Variability | |||||
| Magnetic | |||||
| Bd | [MG] | ||||
| Infrared excess (disk) | |||||
| Binarity | |||||
| B magnitude | 12.75 (0.1) | ||||
| V magnitude | 13.88 (0.4) | ||||
| R magnitude | |||||
| I magnitude | |||||
| J magnitude | 13.82 (0.03) | 13.82 (0.03) | |||
| H magnitude | 13.93 (0.03) | 13.93 (0.03) | |||
| K magnitude | 14.00 (0.05) | 14.00 (0.05) | |||
| u magnitude | |||||
| g magnitude | |||||
| r magnitude | |||||
| i magnitude | |||||
| z magnitude | |||||
| G magnitude | 13.19 (0.003) | 13.21 (0.0008) | 13.19 (0.003) | ||
| BP magnitude | 13.06 (0.003) | 13.00 (0.009) | |||
| RP magnitude | 13.44 (0.004) | 13.43 (0.005) | |||
| Pan g magnitude | 13.40 | ||||
| Pan r magnitude | 13.43 (0.001) | ||||
| Pan i magnitude | 13.79 (0.009) | ||||
| Pan z magnitude | 14.04 (0.0008) | ||||
| Pan y magnitude | 14.21 (0.003) | ||||
| E(B-V) | 0.081 | ||||
* 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.