All names: TIC 15615087, 2MASS J01052242+2622541, PG 0102+261, CHSS 3336, PG0102+261, Gaia DR3 306648913903989120, Gaia DR2 306648913903989120, [TFW97] J010522.40+262254.07, GALEX J010522.3+262254
| Parameter | Unit | Geier 2020 | Stilism | Simbad |
|---|---|---|---|---|
| Right ascension | 01 05 22.41 | 01 05 22.41 (0.03) | ||
| Declination | 26 22 54.41 | 26 22 54.25 (0.02) | ||
| Spectral type | sdOB | sdBO | ||
| 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] | 0.04 (0.08) | 0.08 (0.03) | |
| Distance | [pc] | 23364.49 (42798) | 12077.29 (4945) | |
| Composition | ||||
| Proper motion (right ascension) | [mas/yr] | -0.9 (0.1) | -0.896 (0.03) | |
| Proper motion (declination) | [mas/yr] | -1.472 (0.1) | -1.445 (0.03) | |
| Variability | ||||
| Magnetic | ||||
| Bd | [MG] | |||
| Infrared excess (disk) | ||||
| Binarity | ||||
| B magnitude | 14.15 | |||
| V magnitude | ||||
| R magnitude | ||||
| I magnitude | ||||
| J magnitude | 14.58 (0.03) | 14.58 (0.03) | ||
| H magnitude | 14.62 (0.06) | 14.62 (0.06) | ||
| K magnitude | 14.55 (0.08) | 14.55 (0.08) | ||
| u magnitude | 14.73 (0.004) | |||
| g magnitude | 14.32 (0.004) | |||
| r magnitude | 14.54 (0.004) | |||
| i magnitude | 14.83 (0.005) | |||
| z magnitude | 15.01 (0.006) | |||
| G magnitude | 14.47 (0.0005) | 14.45 (0.003) | ||
| BP magnitude | 14.42 (0.004) | |||
| RP magnitude | 14.50 (0.002) | |||
| Pan g magnitude | 14.38 (0.005) | |||
| Pan r magnitude | 14.61 (0.002) | |||
| Pan i magnitude | 14.84 (0.003) | |||
| Pan z magnitude | 15.02 (0.003) | |||
| Pan y magnitude | 15.09 (0.003) | |||
| E(B-V) | 0.048 | |||
* 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.