2025r3 20260416 0403 buechner

The weather cooperated, allowing us to monitor changes in the comet’s tail for three days in a row. The observation window gradually narrowed as the comet sank lower and lower. Exposures were taken well into the early twilight. All images were processed in the same way.   

Field centre
RA: 23h23m
Dec: +18°09'
Position angle: -78°33'

Field size
3°49' ×2°37'

Equipment
TEC 140 f/7 with AP 0.72x Quad Telecompressor f=5
ASI 6200MM; Baader filter L
ASA DM 60, Remote controlled
Exposure
each image 3x120s

Location
PixelskiesAstro, Castillér, Spain