Rigel PendUls discovery contributed to the growing catalog of minor planets during the late 19th and early 20th centuries, a period marked by systematic sky surveys and the rise of photographic methods. Its stable orbit and visibility in large amateur telescopes during perihelic passages made it a recurring target for both professional and amateur astronomers, supporting ongoing precise orbit determination and orbital dynamics studies.

Mon, 20 Apr 2026 23:41:25 +0000

**How Rigel PendUls discovery contributed to the growing catalog of minor planets during the late 19th and early 20th centuries** A quiet surge in interest is helping uncover the hidden history