English (UK)
AstraLux is a Lucky-imaging camera for high spatial resolution astrometry and photometry in visible light and in the near-infrared, optimised for point-like objects
Available at: Cassegrain station of the Zeiss 2.2 m reflector
Contact:
In a nutshell
| Instrument name | AstraLux |
| Observing technique | Direct imaging (lucky imaging, high speed photometry) |
| Camera | Andor DV887-UVB back-illuminated |
| Detector size |
512 x 512 px |
| Wavelength sensitivity range |
400 nm to 850 with QE > 40 % |
| Pixel size |
16 μm |
| Image scale (includes internal Barlow lens) |
47 mas/px |
| Field of view (inlcudes internal Barlow lens) |
24 x 24 arcsec |
| Image rate |
34 Hz @ full frame, several x 100 Hz for sub-arrays, 20 μs shortest integration time |
| Filter wheel |
8 positions, standard 50 mm filters |
Observing with Astralux
| Preparing observations | During observations |
After observing |
| Requesting observing time | AstraLux user guide | Offline pipeline |
| AstraLux user guide | Extended checklist | Considerations on data storage |
| Considerations on data storage | Short checklist | |
| Felix Hormuth's Diploma thesis | Night logsheet pdf download |
More information
Technical dataS/N and dynamic range considerations
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