All names: 2MASS J01422005-3540256, Gaia DR3 5011190823897019520, Gaia DR2 5011190823897019520, TIC 32354769, GALEX J014220.0-354025, MCT0140-3555, BPS CS 29504-0037, MCT 0140-3555
| Parameter | Unit | Geier 2020 | Stilism | Simbad |
|---|---|---|---|---|
| Right ascension | 01 42 20.02 | 01 42 20.05 (0.02) | ||
| Declination | -35 40 25.91 | -35 40 25.60 (0.03) | ||
| Spectral type | sdB | sdBHe1 | ||
| 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] | 0.35 (0.06) | 0.47 (0.04) | |
| Distance | [pc] | 2866.97 (496) | 2125.40 (202) | |
| Composition | ||||
| Proper motion (right ascension) | [mas/yr] | 6.341 (0.07) | 5.977 (0.02) | |
| Proper motion (declination) | [mas/yr] | 3.048 (0.07) | 2.499 (0.03) | |
| Variability | ||||
| Magnetic | ||||
| Bd | [MG] | |||
| Infrared excess (disk) | ||||
| Binarity | ||||
| B magnitude | ||||
| V magnitude | 15.90 | |||
| R magnitude | ||||
| I magnitude | ||||
| J magnitude | 15.95 (0.07) | 15.95 (0.07) | ||
| H magnitude | 15.70 (0.1) | 15.70 (0.1) | ||
| K magnitude | 15.39 (0.2) | 15.39 (0.2) | ||
| u magnitude | ||||
| g magnitude | ||||
| r magnitude | ||||
| i magnitude | ||||
| z magnitude | ||||
| G magnitude | 15.76 (0.001) | 15.74 (0.003) | ||
| BP magnitude | 15.59 (0.008) | |||
| RP magnitude | 15.87 (0.003) | |||
| Pan g magnitude | ||||
| Pan r magnitude | ||||
| Pan i magnitude | ||||
| Pan z magnitude | ||||
| Pan y magnitude | ||||
| E(B-V) | 0.009 | |||
* 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.