All names: Gaia DR3 3376012799112785408, 2MASS J06280046+2050575, UCAC4 555-028073, LAMOST J062800.45+205057.4, Gaia DR2 3376012799112785408, LAMOSTJ062800.46+205057.4
| Parameter | Unit | Geier 2020 | Stilism | Simbad |
|---|---|---|---|---|
| Right ascension | 06 28 00.46 | 06 28 00.46 (0.04) | ||
| Declination | 20 50 57.44 | 20 50 57.46 (0.03) | ||
| Spectral type | He-sdO | sdOHe | ||
| Effective temperature | [K] | 76560.0 (10740) | ||
| log(g) | [cgs] | 5.10 (0.2) | ||
| Mass | [M☉] | |||
| log(Luminosity) | [L☉] | |||
| Cooling age | [Gyr] | |||
| log(H/He) | ||||
| log(C/He) | ||||
| log(Ca/He) | ||||
| log(Ca/H) | ||||
| Parallax | [mas] | 0.32 (0.06) | 0.30 (0.04) | |
| Distance | [pc] | 3127.93 (540) | 3337.78 (496) | |
| Composition | ||||
| Proper motion (right ascension) | [mas/yr] | 0.523 (0.09) | 0.654 (0.05) | |
| Proper motion (declination) | [mas/yr] | 0.362 (0.08) | 0.299 (0.04) | |
| Variability | ||||
| Magnetic | ||||
| Bd | [MG] | |||
| Infrared excess (disk) | ||||
| Binarity | ||||
| B magnitude | ||||
| V magnitude | ||||
| R magnitude | 16.11 (0.1) | |||
| I magnitude | ||||
| J magnitude | 15.92 (0.09) | 15.92 (0.09) | ||
| H magnitude | 16.02 (0.2) | 16.02 (0.2) | ||
| K magnitude | 15.52 (0.2) | 15.52 (0.2) | ||
| u magnitude | ||||
| g magnitude | ||||
| r magnitude | ||||
| i magnitude | ||||
| z magnitude | ||||
| G magnitude | 15.81 (0.0009) | 15.79 (0.003) | ||
| BP magnitude | 15.76 (0.007) | |||
| RP magnitude | 15.71 (0.005) | |||
| Pan g magnitude | 15.82 (0.002) | |||
| Pan r magnitude | 15.91 (0.002) | |||
| Pan i magnitude | 16.05 (0.002) | |||
| Pan z magnitude | 16.19 (0.003) | |||
| Pan y magnitude | 16.30 (0.006) | |||
| E(B-V) | 0.314 | |||
* 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.