All names: EC 02532-7134, RAVE J025330.7-712232, CPD-71 172, CPD-71172, Gaia DR3 4645751847890110208, Gaia DR2 4645751847889690368, CPC 21.1 414, TIC 259963278, TYC 9148-1728-1, uvby98 -007100172, Gaia DR1 4645751843593389952, 2MASS J02533068-7122317, GSC 09148-01728
| Parameter | Unit | Geier 2020 | Stilism | Simbad |
|---|---|---|---|---|
| Right ascension | 02 53 30.70 | 02 53 30.69 (0.02) | ||
| Declination | -71 22 31.77 | -71 22 31.73 (0.02) | ||
| Spectral type | sdOB+F | F2.5IV+sdOHe-wk | ||
| 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] | 2.99 (0.05) | 3.05 (0.02) | |
| Distance | [pc] | 334.77 (5) | 328.25 (2) | |
| Composition | ||||
| Proper motion (right ascension) | [mas/yr] | 16.916 (0.1) | 17.076 (0.03) | |
| Proper motion (declination) | [mas/yr] | -18.583 (0.07) | -18.732 (0.02) | |
| Variability | ||||
| Magnetic | ||||
| Bd | [MG] | |||
| Infrared excess (disk) | ||||
| Binarity | ||||
| B magnitude | 10.82 (0.04) | |||
| V magnitude | 10.63 (0.05) | |||
| R magnitude | ||||
| I magnitude | ||||
| J magnitude | 10.14 (0.02) | 10.14 (0.02) | ||
| H magnitude | 9.99 (0.03) | 9.99 (0.03) | ||
| K magnitude | 9.96 (0.02) | 9.96 (0.02) | ||
| u magnitude | ||||
| g magnitude | ||||
| r magnitude | ||||
| i magnitude | ||||
| z magnitude | ||||
| G magnitude | 10.61 (0.0005) | 10.61 (0.003) | ||
| BP magnitude | 10.72 (0.002) | |||
| RP magnitude | 10.41 (0.001) | |||
| Pan g magnitude | ||||
| Pan r magnitude | ||||
| Pan i magnitude | ||||
| Pan z magnitude | ||||
| Pan y magnitude | ||||
| E(B-V) | 0.027 | |||
* 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.