??(�C��) ? ??? ??? ??? ?? (The Role and Activities of Gwansanggam Jejo during the King Sukjong Period)

It is said that Gwansanggam Jejo (�^��O���{) was in charge of running Gwansanggam (The Office for Observation of Natural Phenomenon) together with Yeongsa (�I��). However, no research has been conducted on whether they were the practical managers of Gwansanggam. During the King Sukjong period, Gwansanggam Jejos were close to the ruling powers. Most of them were from Gyeonghwasajok (���Aʿ��) and related to the family that produced people who served as Yeongsa and Gwansanggam Jejos, and some of them were related to the royal family. Based on their understanding of practical science, Gwansanggam Jejos managed business reports on astronomical observations and eclipses and supported the creation of astronomical instruments, almanacs and calendars. In geography, they participated in the practice of gansim (����), bongsim (�) and repairing taebong (̥�o). In this way, they took on the role of practical managers for various astronomical and geographical tasks. In addition, they were in charge of gwageo (�ƔH), chwijae (ȡ��), popyeom (���H), various personnel, awards, punishments, and coordination with other government offices. It is clear that they were active as managers in the process of playing this role. In conclusion, during the King Sukjong period, Gwansanggam Jejos acted as practical managers with the ability and qualities to understand Gwansanggam's work.

It is said that Gwansanggam Jejo (�^��O���{) was in charge of running Gwansanggam (The Office for Observation of Natural Phenomenon) together with Yeongsa (�I��). However, no research has been conducted on whether they were the practical managers of Gwansanggam. During the King Sukjong period, Gwansanggam Jejos were close to the ruling powers. Most of them were from Gyeonghwasajok (���Aʿ��) and related to the family that produced people who served as Yeongsa and Gwansanggam Jejos, and some of them were related to the royal family. Based on their understanding of practical science, Gwansanggam Jejos managed business reports on astronomical observations and eclipses and supported the creation of astronomical instruments, almanacs and calendars. In geography, they participated in the practice of gansim (����), bongsim (�) and repairing taebong (̥�o). In this way, they took on the role of practical managers for various astronomical and geographical tasks. In addition, they were in charge of gwageo (�ƔH), chwijae (ȡ��), popyeom (���H), various personnel, awards, punishments, and coordination with other government offices. It is clear that they were active as managers in the process of playing this role. In conclusion, during the King Sukjong period, Gwansanggam Jejos acted as practical managers with the ability and qualities to understand Gwansanggam's work.