All names: GALEX J045416.5-604516, Gaia DR3 4761727441034766976, EC04536-6050, Gaia DR2 4761727441034766976, TIC 685119658, EC 04536-6050, TIC 471015229
| Parameter | Unit | Geier 2020 | Stilism | Simbad |
|---|---|---|---|---|
| Right ascension | 04 54 16.52 | 04 54 16.53 (0.04) | ||
| Declination | -60 45 15.98 | -60 45 16.52 (0.05) | ||
| Spectral type | sdB | sdBe? | ||
| 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] | 0.01 (0.07) | 0.01 (0.07) | |
| Distance | [pc] | 178571.43 (2273597) | 178571.43 (2273597) | |
| Composition | ||||
| Proper motion (right ascension) | [mas/yr] | 1.445 (0.1) | 1.611 (0.06) | |
| Proper motion (declination) | [mas/yr] | 0.678 (0.2) | 0.481 (0.05) | |
| Variability | ||||
| Magnetic | ||||
| Bd | [MG] | |||
| Infrared excess (disk) | ||||
| Binarity | ||||
| B magnitude | 16.14 | |||
| V magnitude | 16.35 | |||
| R magnitude | ||||
| I magnitude | ||||
| J magnitude | ||||
| H magnitude | ||||
| K magnitude | ||||
| u magnitude | ||||
| g magnitude | ||||
| r magnitude | ||||
| i magnitude | ||||
| z magnitude | ||||
| G magnitude | 16.34 (0.002) | 16.31 (0.003) | ||
| BP magnitude | 16.18 (0.02) | |||
| RP magnitude | 16.52 (0.008) | |||
| Pan g magnitude | ||||
| Pan r magnitude | ||||
| Pan i magnitude | ||||
| Pan z magnitude | ||||
| Pan y magnitude | ||||
| E(B-V) | 0.018 | |||
* 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.