All images were taken using the following equipment:
Telescope:
Type Newton, 200mm primary mirror diameter, 1000mm
focal length. The instrument is fixed on a “Regulus”-mount. Right ascension is
driven by a motor, but no additional guidance was used.
Camera:
Webcam Philips ToUCam, modified for long exposure.
Planetary nebula in Lyra (M57).
Addition of 95 images, 10s exposure time for each frame, 10 darkframes.
Saturn 16.01.05. Focal image
with 3-times Barlow. 40% of about 600 frames were selected and added.
Galactic cluster M13 in
Hercules. Mosaic from four images, each an addition of 97 frames of 2s
exposure, 20 darkframes.