All names: GALEX J145806.6+085130, LAMOST J145806.41+085130.2, LAMOSTJ145806.43+085130.1, Gaia DR3 1161864283648012160, Gaia DR2 1161864283648012160, 2MASS J14580641+0851302, WISE J145806.46+085132.0, UCAC4 495-061720
| Parameter | Unit | Geier 2020 | Stilism | Simbad |
|---|---|---|---|---|
| Right ascension | 14 58 06.41 | 14 58 06.43 (0.03) | ||
| Declination | 08 51 30.23 | 08 51 30.12 (0.04) | ||
| Spectral type | sdB | sdB | ||
| Effective temperature | [K] | 22500.0 (160) | ||
| log(g) | [cgs] | 5.48 (0.03) | ||
| Mass | [M☉] | |||
| log(Luminosity) | [L☉] | |||
| Cooling age | [Gyr] | |||
| log(H/He) | ||||
| log(C/He) | ||||
| log(Ca/He) | ||||
| log(Ca/H) | ||||
| Parallax | [mas] | 0.93 (0.08) | 1.18 (0.05) | |
| Distance | [pc] | 1069.86 (91) | 847.89 (33) | |
| Composition | ||||
| Proper motion (right ascension) | [mas/yr] | -19.144 (0.1) | -18.864 (0.04) | |
| Proper motion (declination) | [mas/yr] | 0.166 (0.1) | -0.038 (0.04) | |
| Variability | ||||
| Magnetic | ||||
| Bd | [MG] | |||
| Infrared excess (disk) | ||||
| Binarity | ||||
| B magnitude | 14.50 (0.05) | |||
| V magnitude | 14.64 (0.02) | |||
| R magnitude | 15.04 (0.2) | |||
| I magnitude | ||||
| J magnitude | 15.14 (0.04) | 15.14 (0.04) | ||
| H magnitude | 15.12 (0.1) | 15.12 (0.1) | ||
| K magnitude | 15.01 (0.2) | 15.01 (0.2) | ||
| u magnitude | 14.38 (0.003) | |||
| g magnitude | 14.35 (0.003) | 14.47 (0.07) | ||
| r magnitude | 14.84 (0.003) | 14.87 (0.05) | ||
| i magnitude | 15.15 (0.004) | 15.26 (0.2) | ||
| z magnitude | 15.47 (0.005) | |||
| G magnitude | 14.64 (0.0009) | 14.62 (0.003) | ||
| BP magnitude | 14.48 (0.01) | |||
| RP magnitude | 14.84 (0.007) | |||
| Pan g magnitude | 14.49 (0.001) | |||
| Pan r magnitude | 14.86 (0.003) | |||
| Pan i magnitude | 15.17 (0.003) | |||
| Pan z magnitude | 15.43 (0.005) | |||
| Pan y magnitude | 15.59 (0.003) | |||
| 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.