

open cluster M21 from May 26th, 2017; 115x30sec; APO 80 f/6 at 384mm; mod. Canon 77d; uv_ir filter; bortle 8 industrial area; part of the full field;
Uploaded by
hobbyknipser
, Jan 13 2023 08:17 AM
- Owner: hobbyknipser (View all images and albums)
- Uploaded: Jan 13 2023 08:17 AM
- Views: 87
- Album: My Deep Sky results since 2010