All names: 2MASS J01274556-5953375, BPS CS 22953-0035, TIC 206607256, UCAC4 151-001329, Gaia DR2 4716670038643363968, BPSCS22953-35, Gaia DR3 4716670038643363968
| Parameter | Unit | Geier 2020 | Stilism | Simbad |
|---|---|---|---|---|
| Right ascension | 01 27 45.55 | 01 27 45.56 (0.03) | ||
| Declination | -59 53 37.32 | -59 53 37.48 (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] | 0.83 (0.04) | 0.85 (0.03) | |
| Distance | [pc] | 1201.20 (58) | 1172.47 (42) | |
| Composition | ||||
| Proper motion (right ascension) | [mas/yr] | 14.685 (0.07) | 14.527 (0.03) | |
| Proper motion (declination) | [mas/yr] | -8.581 (0.06) | -8.469 (0.03) | |
| Variability | ||||
| Magnetic | ||||
| Bd | [MG] | |||
| Infrared excess (disk) | ||||
| Binarity | ||||
| B magnitude | 13.59 (0.02) | |||
| V magnitude | 13.83 (0.01) | |||
| R magnitude | 14.28 (0.1) | |||
| I magnitude | ||||
| J magnitude | 14.52 (0.03) | 14.52 (0.03) | ||
| H magnitude | 14.80 (0.06) | 14.80 (0.06) | ||
| K magnitude | 14.80 (0.1) | 14.80 (0.1) | ||
| u magnitude | ||||
| g magnitude | 13.60 (0.01) | |||
| r magnitude | 14.08 (0.01) | |||
| i magnitude | 14.48 (0.07) | |||
| z magnitude | ||||
| G magnitude | 13.83 (0.0006) | 13.82 (0.003) | ||
| BP magnitude | 13.60 (0.009) | |||
| RP magnitude | 14.14 (0.002) | |||
| Pan g magnitude | ||||
| Pan r magnitude | ||||
| Pan i magnitude | ||||
| Pan z magnitude | ||||
| Pan y magnitude | ||||
| E(B-V) | 0.011 | |||
* 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.