All names: TIC 80223673, UCAC4 575-034782, Gaia DR2 3381286602335612416, LAMOST J065446.63+244926.8, Gaia DR3 3381286602335612416, LAMOST J065446.63+244927.0, LAMOSTJ065446.63+244926.8, 2MASS J06544664+2449270
| Parameter | Unit | Geier 2020 | Stilism | Simbad |
|---|---|---|---|---|
| Right ascension | 06 54 46.63 | 06 54 46.63 (0.04) | ||
| Declination | 24 49 26.83 | 24 49 26.92 (0.03) | ||
| Spectral type | sdO | sdOHe2 | ||
| Effective temperature | [K] | 61260.0 (2250) | ||
| log(g) | [cgs] | 5.10 (0.02) | ||
| Mass | [M☉] | |||
| log(Luminosity) | [L☉] | |||
| Cooling age | [Gyr] | |||
| log(H/He) | ||||
| log(C/He) | ||||
| log(Ca/He) | ||||
| log(Ca/H) | ||||
| Parallax | [mas] | 0.60 (0.05) | 0.65 (0.04) | |
| Distance | [pc] | 1671.40 (142) | 1545.12 (93) | |
| Composition | ||||
| Proper motion (right ascension) | [mas/yr] | -3.107 (0.09) | -2.849 (0.05) | |
| Proper motion (declination) | [mas/yr] | -7.561 (0.08) | -7.503 (0.04) | |
| Variability | ||||
| Magnetic | ||||
| Bd | [MG] | |||
| Infrared excess (disk) | ||||
| Binarity | ||||
| B magnitude | 13.77 (0.07) | |||
| V magnitude | 13.99 (0.06) | |||
| R magnitude | 14.30 (0.09) | |||
| I magnitude | ||||
| J magnitude | 14.66 (0.03) | 14.66 (0.03) | ||
| H magnitude | 14.82 (0.06) | 14.82 (0.06) | ||
| K magnitude | 14.85 (0.09) | 14.85 (0.09) | ||
| u magnitude | ||||
| g magnitude | 13.79 (0.02) | |||
| r magnitude | 14.23 (0.09) | |||
| i magnitude | 14.60 (0.01) | |||
| z magnitude | ||||
| G magnitude | 13.99 (0.0008) | 13.97 (0.003) | ||
| BP magnitude | 13.74 (0.01) | |||
| RP magnitude | 14.25 (0.003) | |||
| Pan g magnitude | 13.81 (0.003) | |||
| Pan r magnitude | 14.23 (0.0008) | |||
| Pan i magnitude | 14.60 (0.002) | |||
| Pan z magnitude | 14.87 (0.003) | |||
| Pan y magnitude | 15.04 (0.008) | |||
| E(B-V) | 0.062 | |||
* 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.