3 papers
astro-ph.IM2025
The Astronomical Plate Digitization at SHAO
Yong Yu, Meiting Yang, Zhengjun Shang +5
The digitization of historical astronomical plates is essential for preserving century-long observational data. This work presents the development and application of the specialize…
astro-ph.IM2025
Digitization of Astronomical Photographic Plate of China: Photometric Calibration of Single-exposure Plates and Release of Photometric Catalogs
Ma Mingyang, Yuan Haibo, Xiao Kai +15
The Chinese Plate-Digitizing Project has digitized a total number of about 30,000 astronomical plates from 11 telescopes of five observatories (SHAO, NAOC, PMO, YNAO, and QDO) in C…
astro-ph.IM2024
Digitization of Astronomical Photographic Plate of China and Astrometric Measurement of Single-exposure Plates
Zheng-Jun Shang, Yong Yu, Liang-Liang Wang +9
From the mid-19th century to the end of the 20th century, photographic plates served as the primary detectors for astronomical observations. Astronomical photographic observations…