3 papers
astro-ph.IM2026
Towards optimal photometric calibration of digital astronomical plates with deep learning
Mingyang Ma, Haibo Yuan, Lin Yang +8
Photometric calibration of digitized photographic plates is commonly modeled with separable magnitude-, color-, and position-dependent terms, but this separability can break down w…
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…