astroenthusiast 279 Posted April 16, 2021 (edited) The image of the Leo Triplet, M66 was taken using 31 sub-frames at 60 second exposures each, with a camera temperature set at -25C. The telescope used, Explore Scientific ED165 mm APO F/7 refractor and ASI2600 CMOS OSC camera & Optolong -L Pro filter. Note: The bright star HD98388 is located lower left of NGC 3628, Edited April 16, 2021 by astroenthusiast Link to comment
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