All names: TIC 54856658, UCAC4 553-029226, LAMOST J063517.94+203532.7, EPIC 202072502, Gaia DR2 3372847992327425792, TYC1337-283-1, TYC 1337-283-1, 2MASS J06351795+2035328, Gaia DR3 3372847992330852352
| Parameter | Unit | Geier 2020 | Stilism | Simbad |
|---|---|---|---|---|
| Right ascension | 06 35 17.95 | 06 35 17.96 (0.3) | ||
| Declination | 20 35 32.78 | 20 35 32.85 (0.3) | ||
| Spectral type | He-sdOB | sdB/sdO | ||
| Effective temperature | [K] | 39788.0 (274) | ||
| log(g) | [cgs] | 5.81 (0.06) | ||
| Mass | [M☉] | |||
| log(Luminosity) | [L☉] | |||
| Cooling age | [Gyr] | |||
| log(H/He) | ||||
| log(C/He) | ||||
| log(Ca/He) | ||||
| log(Ca/H) | ||||
| Parallax | [mas] | 8.17 (0.5) | 2.49 (0.4) | |
| Distance | [pc] | 122.35 (8) | 401.96 (59) | |
| Composition | ||||
| Proper motion (right ascension) | [mas/yr] | -28.648 (1) | 2.089 (0.4) | |
| Proper motion (declination) | [mas/yr] | -19.4 (0.9) | -2.984 (0.3) | |
| Variability | ||||
| Magnetic | ||||
| Bd | [MG] | |||
| Infrared excess (disk) | ||||
| Binarity | ||||
| B magnitude | 11.47 (0.06) | |||
| V magnitude | 11.25 (0.06) | |||
| R magnitude | 11.36 (0.04) | |||
| I magnitude | ||||
| J magnitude | 10.90 (0.02) | 10.90 (0.02) | ||
| H magnitude | 10.87 (0.02) | 10.87 (0.02) | ||
| K magnitude | 10.84 (0.02) | 10.84 (0.02) | ||
| u magnitude | ||||
| g magnitude | 11.37 (0.1) | |||
| r magnitude | 11.30 (0.07) | |||
| i magnitude | 11.38 (0.05) | |||
| z magnitude | ||||
| G magnitude | 11.28 (0.003) | 11.40 (0.007) | ||
| BP magnitude | 11.34 (0.008) | |||
| RP magnitude | 11.09 (0.004) | |||
| Pan g magnitude | 11.19 | |||
| Pan r magnitude | 11.30 | |||
| Pan i magnitude | 11.44 | |||
| Pan z magnitude | 11.53 | |||
| Pan y magnitude | 11.57 | |||
| E(B-V) | 0.004 | |||
* 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.