All names: UCAC4 618-020126, TIC 366958740, Gaia DR2 181774221540061824, 2MASS J05091359+3330123, Gaia DR3 181774221540061824, LAMOST J050913.59+333012.1, LAMOSTJ050913.59+333012.1
| Parameter | Unit | Geier 2020 | Stilism | Simbad |
|---|---|---|---|---|
| Right ascension | 05 09 13.59 | 05 09 13.59 (0.03) | ||
| Declination | 33 30 12.15 | 33 30 12.26 (0.02) | ||
| Spectral type | sdB | sdB | ||
| Effective temperature | [K] | 25640.0 (200) | ||
| log(g) | [cgs] | 5.32 (0.01) | ||
| Mass | [M☉] | |||
| log(Luminosity) | [L☉] | |||
| Cooling age | [Gyr] | |||
| log(H/He) | ||||
| log(C/He) | ||||
| log(Ca/He) | ||||
| log(Ca/H) | ||||
| Parallax | [mas] | 0.80 (0.06) | 0.78 (0.04) | |
| Distance | [pc] | 1242.85 (100) | 1280.25 (65) | |
| Composition | ||||
| Proper motion (right ascension) | [mas/yr] | 0.498 (0.09) | 0.421 (0.04) | |
| Proper motion (declination) | [mas/yr] | -14.173 (0.07) | -14.314 (0.03) | |
| Variability | ||||
| Magnetic | ||||
| Bd | [MG] | |||
| Infrared excess (disk) | ||||
| Binarity | ||||
| B magnitude | 15.68 (0.05) | |||
| V magnitude | 15.51 (0.06) | |||
| R magnitude | 15.52 (0.2) | |||
| I magnitude | ||||
| J magnitude | 15.24 (0.04) | 15.24 (0.04) | ||
| H magnitude | 15.17 (0.1) | 15.17 (0.1) | ||
| K magnitude | 15.19 (0.1) | 15.19 (0.1) | ||
| u magnitude | ||||
| g magnitude | 15.51 (0.05) | |||
| r magnitude | 15.54 (0.01) | |||
| i magnitude | 15.69 (0.06) | |||
| z magnitude | ||||
| G magnitude | 15.44 (0.0006) | 15.42 (0.003) | ||
| BP magnitude | 15.48 (0.005) | |||
| RP magnitude | 15.29 (0.002) | |||
| Pan g magnitude | 15.48 (0.003) | |||
| Pan r magnitude | 15.51 (0.003) | |||
| Pan i magnitude | 15.64 (0.002) | |||
| Pan z magnitude | 15.74 (0.003) | |||
| Pan y magnitude | 15.78 (0.004) | |||
| E(B-V) | 0.402 | |||
* 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.