All names: WISE J055312.49+192350.1, UCAC2 38577196, KPD0550+1922, Gaia DR3 3398852881140229632, UCAC4 547-020342, WISEA J055312.49+192350.0, Gaia DR2 3398852881140229632, LAMOST J055312.49+192350.1, 2MASS J05531248+1923502, TIC 114595772, KPD 0550+1922
| Parameter | Unit | Geier 2020 | Stilism | Simbad |
|---|---|---|---|---|
| Right ascension | 05 53 12.43 | 05 53 12.49 (0.03) | ||
| Declination | 19 23 50.56 | 19 23 50.16 (0.02) | ||
| Spectral type | sdB | sdB | ||
| Effective temperature | [K] | 29140.0 (190) | ||
| log(g) | [cgs] | 5.56 (0.02) | ||
| Mass | [M☉] | |||
| log(Luminosity) | [L☉] | |||
| Cooling age | [Gyr] | |||
| log(H/He) | ||||
| log(C/He) | ||||
| log(Ca/He) | ||||
| log(Ca/H) | ||||
| Parallax | [mas] | 1.13 (0.05) | 1.06 (0.03) | |
| Distance | [pc] | 882.53 (36) | 939.23 (28) | |
| Composition | ||||
| Proper motion (right ascension) | [mas/yr] | 14.338 (0.09) | 14.382 (0.04) | |
| Proper motion (declination) | [mas/yr] | -5.845 (0.07) | -5.727 (0.03) | |
| Variability | ||||
| Magnetic | ||||
| Bd | [MG] | |||
| Infrared excess (disk) | ||||
| Binarity | ||||
| B magnitude | 14.51 (0.01) | |||
| V magnitude | 14.54 (0.01) | |||
| R magnitude | 14.72 (0.1) | |||
| I magnitude | ||||
| J magnitude | 14.92 (0.03) | 14.92 (0.03) | ||
| H magnitude | 15.04 (0.06) | 15.04 (0.06) | ||
| K magnitude | 15.06 (0.1) | 15.06 (0.1) | ||
| u magnitude | ||||
| g magnitude | 14.44 (0.01) | |||
| r magnitude | 14.71 (0.01) | |||
| i magnitude | 15.04 (0.01) | |||
| z magnitude | ||||
| G magnitude | 14.53 (0.0007) | 14.51 (0.003) | ||
| BP magnitude | 14.37 (0.009) | |||
| RP magnitude | 14.65 (0.003) | |||
| Pan g magnitude | 14.40 (0.002) | |||
| Pan r magnitude | 14.72 (0.004) | |||
| Pan i magnitude | 15.00 (0.002) | |||
| Pan z magnitude | 15.22 (0.004) | |||
| Pan y magnitude | 15.36 (0.003) | |||
| E(B-V) | 0.161 | |||
* 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.