All names: Gaia DR3 5182490612335291392, EC03143-0406, PHL 1497, GALEX J031648.6-035555, Gaia DR2 5182490612335291392, EC 03143-0406, Gaia EDR3 5182490676759499264
| Parameter | Unit | Gaia EDR3 | Geier 2020 | Stilism | Simbad |
|---|---|---|---|---|---|
| Right ascension | 03 16 44.72 (0.3) | 03 16 48.60 | 03 16 48.64 (0.06) | ||
| Declination | -03 55 22.95 (0.2) | -03 55 54.95 | -03 55 55.36 (0.06) | ||
| Spectral type | sdB | 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] | 2.41 (0.3) | 0.26 (0.1) | 0.23 (0.07) | |
| Distance | [pc] | 415.42 (50) | 3818.25 (1614) | 4315.93 (1337) | |
| Composition | |||||
| Proper motion (right ascension) | [mas/yr] | 20.952 (0.4) | 7.241 (0.2) | 7.36 (0.08) | |
| Proper motion (declination) | [mas/yr] | 7.8 (0.3) | -12.666 (0.2) | -12.829 (0.07) | |
| Variability | |||||
| Magnetic | |||||
| Bd | [MG] | ||||
| Infrared excess (disk) | |||||
| Binarity | |||||
| B magnitude | 16.60 | ||||
| V magnitude | 16.80 | ||||
| R magnitude | |||||
| I magnitude | |||||
| J magnitude | |||||
| H magnitude | |||||
| K magnitude | |||||
| u magnitude | |||||
| g magnitude | |||||
| r magnitude | |||||
| i magnitude | |||||
| z magnitude | |||||
| G magnitude | 19.10 (0.005) | 16.61 (0.002) | 16.58 (0.003) | ||
| BP magnitude | 19.02 (0.04) | 16.48 (0.007) | |||
| RP magnitude | 19.20 (0.06) | 16.73 (0.01) | |||
| Pan g magnitude | 16.44 (0.004) | ||||
| Pan r magnitude | 16.77 (0.002) | ||||
| Pan i magnitude | 17.07 (0.005) | ||||
| Pan z magnitude | 17.28 (0.003) | ||||
| Pan y magnitude | 17.43 (0.008) | ||||
| E(B-V) | 0.032 | ||||
* 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.