All names: KPD 0629-0016, 2MASS J06315381-0019129, KPD0629-0016, TIC 36995993, Gaia DR2 3120020756721373568, UCAC2 31641277, KPD 0629+0016, Gaia DR3 3120020756721373568, SDSS J063153.81-001913.0, UCAC4 449-018778
| Parameter | Unit | Geier 2020 | Stilism | Simbad |
|---|---|---|---|---|
| Right ascension | 06 31 53.81 | 06 31 53.82 (0.03) | ||
| Declination | -00 19 12.74 | -00 19 13.08 (0.03) | ||
| Spectral type | sdBV+WD | 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] | 0.99 (0.05) | 0.98 (0.03) | |
| Distance | [pc] | 1010.51 (50) | 1019.99 (32) | |
| Composition | ||||
| Proper motion (right ascension) | [mas/yr] | 1.878 (0.09) | 1.882 (0.04) | |
| Proper motion (declination) | [mas/yr] | -3.287 (0.08) | -3.359 (0.03) | |
| Variability | ||||
| Magnetic | ||||
| Bd | [MG] | |||
| Infrared excess (disk) | ||||
| Binarity | ||||
| B magnitude | 14.98 (0.1) | |||
| V magnitude | 14.94 (0.04) | |||
| R magnitude | 15.18 (0.02) | |||
| I magnitude | ||||
| J magnitude | 15.02 (0.04) | 15.02 (0.04) | ||
| H magnitude | 15.19 (0.09) | 15.19 (0.09) | ||
| K magnitude | 14.71 | |||
| u magnitude | 14.88 (0.004) | |||
| g magnitude | 14.79 (0.003) | 14.88 (0.1) | ||
| r magnitude | 15.04 (0.004) | 15.03 (0.03) | ||
| i magnitude | 15.23 (0.004) | 15.16 (0.01) | ||
| z magnitude | 15.44 (0.006) | |||
| G magnitude | 14.92 (0.0007) | 14.90 (0.003) | ||
| BP magnitude | 14.86 (0.007) | |||
| RP magnitude | 14.93 (0.003) | |||
| Pan g magnitude | 14.87 (0.002) | |||
| Pan r magnitude | 15.05 (0.002) | |||
| Pan i magnitude | 15.28 (0.002) | |||
| Pan z magnitude | 15.45 (0.002) | |||
| Pan y magnitude | 15.56 (0.004) | |||
| E(B-V) | 0.398 | |||
* 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.