All names: PG 0142+183, Gaia DR2 95162048484806656, UCAC4 543-003231, GALEX J014537.4+183209, 2MASS J01453743+1832084, TIC 456905948, UCAC2 38373509, Gaia DR3 95162048484806656, SDSS J014537.45+183208.3, PG0142+183
| Parameter | Unit | Geier 2020 | Stilism | Simbad |
|---|---|---|---|---|
| Right ascension | 01 45 37.42 | 01 45 37.44 (0.04) | ||
| Declination | 18 32 09.03 | 18 32 08.41 (0.03) | ||
| Spectral type | sdB | sdB | ||
| 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] | 0.03 (0.06) | 0.05 (0.04) | |
| Distance | [pc] | 34013.61 (65366) | 18315.02 (13887) | |
| Composition | ||||
| Proper motion (right ascension) | [mas/yr] | 5.225 (0.1) | 5.117 (0.05) | |
| Proper motion (declination) | [mas/yr] | -7.837 (0.08) | -7.709 (0.04) | |
| Variability | ||||
| Magnetic | ||||
| Bd | [MG] | |||
| Infrared excess (disk) | ||||
| Binarity | ||||
| B magnitude | 15.48 (0.02) | |||
| V magnitude | 15.50 (0.03) | |||
| R magnitude | ||||
| I magnitude | ||||
| J magnitude | 15.64 (0.06) | 15.64 (0.06) | ||
| H magnitude | 15.55 (0.09) | 15.55 (0.09) | ||
| K magnitude | 15.81 (0.2) | 15.81 (0.2) | ||
| u magnitude | 15.71 (0.005) | |||
| g magnitude | 15.32 (0.003) | |||
| r magnitude | 15.61 (0.004) | |||
| i magnitude | 15.86 (0.005) | |||
| z magnitude | 16.05 (0.007) | |||
| G magnitude | 15.50 (0.0008) | 15.47 (0.003) | ||
| BP magnitude | 15.42 (0.005) | |||
| RP magnitude | 15.54 (0.003) | |||
| Pan g magnitude | 15.37 (0.004) | |||
| Pan r magnitude | 15.63 (0.004) | |||
| Pan i magnitude | 15.88 (0.004) | |||
| Pan z magnitude | 16.06 (0.002) | |||
| Pan y magnitude | 16.14 (0.003) | |||
| E(B-V) | 0.064 | |||
* 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.