The Great Hercules Cluster M 13 (Messier 13) ....................................................... - Telescope : GSO 10 inch RC - Corrector : ADT HD-58RC - Camera : QHY 268M - Mount : RaunbowAstro RST-400 - Tripod : OWL-160 - Guide Telescope : Mizar 80mm(f/6) - Guide Camera : ZWO ASI 174mm - Filter : Baader L - Exposure : 300s x 46 shot, 3.83Hrs - Date/Time : Apr. 01. 2023./ 22:28~ - Location ..