M31 – Andromeda galaxy
Observing date: 2013-10-02
Observing site: Älvsjö, Sweden
Temperature: – °C
Telescope: –
Mount: Astrotrac w/ ballhead on a camera tripod
Photographic equipment: Nikon D5100 w/ Nikon 18-200 F4,5-5,6 ED lens @ 200mm
Other optical equipment: –
Exposure: ISO 800
Other info: –
Processing: Stacked in Deep sky stacker and processed in Photoshop CS6
Photographer(s): Leif Ratzinger