Investigation and application of fitting models for centering algorithms in astrometry

Lin, FR; Peng, QY; Zheng, ZJ; Guo, BF; Shang, YJ

Peng, QY (corresponding author), Jinan Univ, Sino French Joint Lab Astrometry Dynam & Space Sc, Guangzhou 510632, Peoples R China.; Peng, QY (corresponding author), Jinan Univ, Dept Comp Sci, Guangzhou 510632, Peoples R China.

ASTROPHYSICS AND SPACE SCIENCE, 2021; 366 (6):

Abstract

To determine the precise positions of stars in CCD frames, various centering algorithms have been proposed for astrometry. The effective point spread ......

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