Annie Jump Cannon

Annie Jump Cannon (11 Disemba 1863 - 13 Eprel 1941) bụ onye ama ama ama ama ama ama ama ama ama ama ama ama ama ama ama ama ama ama ama ama ama ama ama ama aka na mmepe nke stellar nkewa. Site na Edward C. Pickering, a na-akwado ya na okike nke Harvard Classification Scheme, nke bụ mgbalị mbụ siri ike ịhazi na ịhazi kpakpando dabere na okpomọkụ ha na ụdị spectral ha. Ọ mepụtara mnemonic "Oh! Bụrụ Nwa nwanyị mara mma - Sutu m ọnụ!" nke ụmụ akwụkwọ na-eji eburu n'isi nhazi ọkwa kpakpando. Ọ fọrọ nke nta ka ọ bụrụ onye ogbi n'oge ọrụ ya mgbe 1893 gasịrị, n'ihi ahụ ọkụ na-acha uhie uhie. Ọ bụ onye ndọrọndọrọ ọchịchị na onye otu National Women's Party.

Okwu okwuru

• N’oge nsogbu anyị, ọ dị mma inwe ihe dị n’èzí ụwa anyị, ihe dị mma ma dị anya maka nkasi obi.
  • Logan Hennessey Annie Jump Cannon: 1998, Whitin Observatory, Wellesley College, Wellesley MA 02481.

• Oh! Bụrụ nwa agbọghọ mara mma - susuo m ọnụ!
  • Mnemonic nke ụmụ akwụkwọ na ndị na-enyocha mbara igwe na-eji amụta ụdị kpakpando O, B, A, F, G, K, M.
  • Logan Hennessey Annie Jump Cannon: Oh! Bụrụ Ezigbo Nwanyị — Kiss Me!: 1998, Whitin Observatory, Wellesley College, Wellesley MA 02481.