Paper
27 March 2022 Data preprocessing methods and procedures for the wide swath polarized scanning atmospheric corrector onboard HJ-2A/B satellites
Author Affiliations +
Proceedings Volume 12169, Eighth Symposium on Novel Photoelectronic Detection Technology and Applications; 121698D (2022) https://doi.org/10.1117/12.2625113
Event: Eighth Symposium on Novel Photoelectronic Detection Technology and Applications, 2021, Kunming, China
Abstract
Data preprocessing of the Polarized Scanning Atmospheric Corrector (PSAC) onboard HuanjingJianzai-2(HJ-2)A/B satellites is a key step for further applications. Based on the principles and characteristics of PSAC sensor, this paper elaborates on the methods and procedures of its data preprocessing including parameters quality supervision, data precorrection, calibration implementation and geolocation, etc. The results show that the data preprocessing from the original data to the L1 product is accurate and effective after preliminary analysis and evaluation, which can be used for subsequent atmospheric parameters retrieval and atmospheric correction applications.
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Xuefeng Lei, Zhenhai Liu, Fei Tao, Xinxin Zhao, Weizhen Hou, Honglian Huang, Yanqing Xie, Hao Dong, Peng Zou, Maoxin Song, and Jin Hong "Data preprocessing methods and procedures for the wide swath polarized scanning atmospheric corrector onboard HJ-2A/B satellites", Proc. SPIE 12169, Eighth Symposium on Novel Photoelectronic Detection Technology and Applications, 121698D (27 March 2022); https://doi.org/10.1117/12.2625113
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KEYWORDS
Polarization

Calibration

Atmospheric corrections

Remote sensing

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