Ursa Minor
Ursa Minor ( Latīn : 'Lesser Bear', dị iche na Ursa Major), nke a dị ka Little Bear, bụ mịka dị na mbara igwe dị mkpa. Dị ka ọ dị na nnukwu agba, a pụta ịhụ ọdụ nke Little Bear dị ka aka nke ladle, ya mere aha North America, Little Dipper : Mmụọ asaa nwere anọ n'ime efere ya dị ka onye mmekọ ya bụ Big Dipper . Ursa Minor bụ otu n'ime ndị ọrụ iri aanọ na ndị nke onye na-egosi mbara igwe nke ike afụ nke abụọ Ptolemy depụtara, ma bụrụkwa otu n'ime ihe mgbaàmà iri na-ebu nke oge a . Ursa Minor bụ omenala dị mkpa maka ịnya ụgbọ mmiri, ndị ọrụ ụgbọ mmiri, n'ihi na Polaris bụ okporo osisi ugwu.
.Polaris, pụpụ na-Ppụpụ n'ime m ike ahụ, bụ nnukwu agba odo na-acha ọcha na agbanwe agbanwe Cepheid mbara igwe, na-egosi ịrịba site na 1.97 ruo 2.00. Beta Ursae Minoris, nke a ntụgharị dị ka Kochab, bụ ụmụ merela agadi nke fụrụ akpụ ma mee ka ọ dị ka ọ na-abụ nnukwu ihe ngosi nke nwere ogo 2.08 ekiri ekiri, ọ dị redio ekiri Polaris. A na-akpọ Kochab na 3rd-magnitude Gamma Ursae Minoris "ndị inyom nke njikọ osisi" ma ọ bụ "Ndị nche nke osisi". [1] A egwuregwula mbara ala ka ha na-agba gburugburu anọ, egwu Kochab. Otu ikike ikike nke neutron dịpụrụ adịpụ— Calvera —na H1504+65, dwarf ọcha kacha ewu nke àjàla, nke nwera dị n'elu 200,000 K
N'ime katalọgụ ndị na-eso ụzọ, mara a Ursa Minor dị ka "akụ ala nke ụgbọ " ( MUL MAR.GÍD.DA.AN.NA )</link> , akwụkwọ ya na chi Damkina ). E depụtara na MUL. APIN katalọgụ, chị ọnọdụ gburugburu 1000 BC, n'etiti "kpakpando nke Enlil" - ya bụ, mmadụ ugwu.. [1]
- ↑ Rogers, John H. (1998). "Origins of the Ancient Constellations: I. The Mesopotamian Traditions". Journal of the British Astronomical Association 108: 9–28.