Shibukawa Kagesuke (1787–1856) was chief of the Edo National Astronomical Observatory in Edo, Japan, from 1809 to 1856. His main field of interest was positional astronomy. He studied the calendar computation method “Tenpou-reki” to reform the calendar in use at the time. (M 46682)
Avastatud: 6-5-1994 Avastamiskoht: Oizumi Avastajad: Kobayashi, T.
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