Evaluating the capabilities of China's new satellite HJ-2 for monitoring chlorophyll a concentration in eutrophic lakes

• Published in: International journal of applied earth observation and geoinformation Vol. 126; p. 103618
• Main Authors: Li, Jianzhong, Li, Yunmei, Yu, Yanhong, Li, Junda, Cai, Xiaolan, Lyu, Linze, Wang, Huaijing, Dong, Xianzhang, Song, Mengmeng, Zhu, Yuxin, Wang, Gaolun
• Format: Journal Article
• Language: English
• Published: Elsevier B.V 01.02.2024; Elsevier
• Subjects: Capability; China; chlorophyll; Chlorophyll a concentration; eutrophication; Eutrophication lakes; HJ-2 CCD; Red-edge; satellites; signal-to-noise ratio; spatial data; water quality; China; HJ-2 CCD; Chlorophyll a concentration; Red-edge; Capability; Eutrophication lakes

•The performance of a new generation of Huanjing-2 CCD sensor has been evaluated.•A semi-empirical algorithm for Chla estimation was developed for eutrophic lakes.•CCD's high spatial resolution for detecting details was quantitatively evaluated.•Radiometric consistency between CCD and Sentinel-...