The Measurement and Correction of the Periodic Error of the LX200-16 Telescope Driving System by Jang Hae Jeong, Young Sam Lee, Chung Uk Lee

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Photometric Solutions of W UMa Type Stars: GSC2576-0319 and GSC2584-1731 by Chung-Uk Lee, Jae Woo Lee, Chun-Hwey Kim

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Photoelectric Observations and Analysis of the Contact Binary W UMa by Chun-Hwey Kim, Chung Uk Lee, Young Woon Kang

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A Study of the Radial Velocity of BX Andromedae by Chung-Uk Lee, In-Woo Han, Kang-Min Kim, Chun-Hwey Kim

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A Construction of the Real Time Monitoring System of the Solar Radio Disturbance by Joh-Na Yoon, Chung-Uk Lee, Sang-Mok Cha, Yonggi Kim

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A Construction of an Automatic Observation System for Bright and Long Period Variable Stars by Joh-Na Yoon, Chung-Uk Lee, Sang-Mok Cha, Yonggi Kim

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Determinations of its Absolute Dimensions and Distance by the Analyses of Light and Radial-Velocity Curves of the Contact Binary -I. V417 Aquilae by Jae Woo Lee, Chun-Hwey Kim, Chung-Uk Lee, Kyu-Dong Oh

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On the Apsidal Motion of IQ Persei by Chung-Uk Lee, Chun-Hwey Kim, Kyu-Dong Oh, Yong-Ik Byun

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A Spectroscopic Study of the Close Binary AG Virginis by Ho-Il Kim, Chung-Uk Lee, Jae Woo Lee, Mi Rim Sohn

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A CONSTRUCTION OF A SEMI-AUTOMATIC TELESCOPE FOR ECLIPSE TIMING OBSERVATIONS OF ECLIPSING BINARY STARS by Chung-Uk Lee, Sung-Soo Park, Chun-Hwey Kim, Yong-Ik Byun

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Determinations of its Absolute Dimensions and Distance by the Analyses of Light and Radial-Velocity Curves by Jae Woo Lee, Chung-Uk Lee, Chun-Hwey Kim, Young Beom Kang, Jae-Rim Koo

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Design Concept for the Retrofit KAO 1m Robotic Telescope by Wonyong Han, Peter Mack, Jang-Hyun Park, Ho Jin, Woo-Baik Lee, Chung-Uk Lee

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REDISCUSSION OF PER100 CHANGE OF THE CLOSE BINARY V65l CASSIOPEIAE by Chun-Hwey Kim, Jae Woo Lee, Chung Uk Lee, Dong Ju Lee, Young Woon Kang

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Detection of Variable Stars in the Open Cluster M11 Using Difference Image Analysis Pipeline by Chung-Uk Lee, Jae-Rim Koo, Seung-Lee Kim, Seung-Lee Kim, Byeong-Gon Park, Cheongho Han

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Period Change of the Contact Binary AH Tauri by Dongjoo Lee, Chung-Uk Lee, Jae Woo Lee, Seung-Lee Kim, Kyu-Dong Oh, Chun-Hwey Kim

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SW Lyncis-Advances and Questions by Chun-Hwey Kim, Ho-Il Kim, Tae Seog Yoon, Wonyong Han, Jae Woo Lee, Chung-Uk Lee, Jin-Hyung Kim, Robert H. Koch

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Photometric Observations and Light Curve Analysis of BL Eridani by Wonyong Han, Hong-Suh Yim, Chung-Uk Lee, Jae-Hyuck Youn, Joh-Na Yoon, Ho-Il Kim, Hong-Kyu Moon, Yong-Ik Byun, Sunyoup Park

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IGRINS Mirror Mount Design for Three Off-Axis Collimators and One Slit-Viewer Fold Mirror by Surangkhana Rukdee, Chan Park, Kang-Min Kim, Sungho Lee, Moo-Young Chun, In-Soo Yuk, Heeyoung Oh, Hwakyoung Jung, Chung-Uk Lee, Hanshin Lee, Marc D. Rafal, Stuart Barnes, Daniel T. Jaffe

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Gravitational-wave Electromagnetic Counterpart Korean Observatory (GECKO): GECKO Follow-up Observation of GW190425 by Gregory S. H. Paek, Myungshin Im, Joonho Kim, Gu Lim, Bomi Park, Changsu Choi, Sophia Kim, Claudio Barbieri, Om Sharan Salafia, Insu Paek, Suhyun Shin, Jinguk Seo, Hyung Mok Lee, Chung-Uk Lee, Seung-Lee Kim, Hyun-Il Sung

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GECKO Follow-up Observations of the Binary Neutron Star–Black Hole Merger Candidate S230518h by Gregory S. H. Paek, Myungshin Im, Mankeun Jeong, Seo-Won Chang, Martin Moonkuk Hur, YoungPyo Hong, Sophia Kim, Jaewon Lee, Dongjin Lee, Seong-Heon Lee, Jae-Hun Jung, Joonho Kim, Hyung Mok Lee, Chung-Uk Lee, Seung-Lee Kim

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