Fig. 22: Star trails above the observing site Chinginas nearby the Mirasteilas Observatory in Falera. This picture is a combination of 74 single exposures with 25 seconds exposure time and an interval of 30 seconds. Sensor sensitivity set to ISO 3200. Colour temperature set to 3200 Kelvin. Section of a timelapse movie consisting 414 single images. — EXIF: Nikon D3; Δt=25 s; f=17 mm; f/2.8; ISO 3200; 2009-09-18 22:36:09
