Bright Comets and Solar System
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C/2018 Y1 Iwamoto, 14.02.2019
4" TMB, D7000,
40 x 30s, 4 x 4 min. guided on Comet,
4 x 4 min. guided on stars at ISO 1600
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M57 Ringnebula, Lyra
Nikon D7500mod., L-Ultimate Optolong Filter, 600mm f/4 + 1.4 TC, ISO 1600, 5 min. x 57, 15./17./18. Aug. 2025