Location of Photo:
Date/Time of photo:
Jul 17, 2021
APM 80/500 Telescope, GSO 2x Barlow, TeleVue 3x Barlow, RGB Filters, QHY5L-II-M Camera
Here I did an experiment to test the capability of a small telescope for planetary imaging. With the relatively "extreme" setup, the effective focal length is above 3000mm at a focal ratio of at least f/37.5. The result is definitely beyond my expectation.