HangangaPūtaiao

Constellation Cepheus: ngā pūrākau, ngā pakiwaitara, me ngā whakamārama

e kore e taea e ara te pragmatist tino whakapakeke noho tau'a ore ina taka te po, te ata noho, me te rangi i te whenua. Mahere o te Mataroto o te tuakoi raki kei atu ngangahau o tau rangi. Heoi, e taea te maiohatia ratou ataahua katoa e tika titiro i te rangi i tenei po. Big ko Little a Aketura, Bootes, Cassiopeia, Cepheus me ētahi atu ātahu, ka takoha ki te whakatio i wahi i te miharo hoki i te ataahua o te wāhi nui, āhei ki te mātakitaki ki te kanohi tahanga.

I teie mahana, arotahi tatou i runga i te kāhui whetū o Cepheus (whakaahua i raro nei), e kore ai e te tino Tūrongo me te mīharo, engari he tika o te ako taipitopito.

tauwāhi

Mai te rangi Cep patata Aketura pāpaku me Cassiopeia. Kimihia kahui, rite ratou, he te tikanga reira tino māmā: te whetu o te whika tiretiera rawa kanapa, me te kite. Heoi, ko te rohe tino nui ki te titiro hoki ko te asterism Northern Cross, kei te tonga o Cephei i te whetū Cygnus.

Puta noa i to tatou Cepheus whenua - e kore e pa te whetū. Ko te wa pai ki te mau i te reira - i Hōngongoi ki Mahuru. Kei wāhanga o te whetū kei te i roto i te Way Milky.

Ko te pātata ki te Te Tai Tokerau Pou

Kāhui whetū Cepheus, te kaupapa nei ngā pā ana ki 150 whetu, wehea i mārama te ra i waho ki tetahi taputapu katoa, āhua rite ki te taparima rite kōhikohiko. Te mea faahiahia, te hoa i muri-tatau o Cepheus, Ursa Minor, e kore e roto i nga wa katoa te feti'a poro. Ka rite ki te hua, ka noho wahi precession tenei ra Polar ä te wherikotanga o te whetū Kepheus: Beta Cephei (beta) Alrai (gamma) me Alderamin (Arepa). Ko te tuatahi o enei e tangohia e whakapehapeha o te wahi a tawhio noa te tau 3100. Ko enei whetu tahi ki Zeta me tongi Cepheus me te auaha ake te asterism ahua tiretiera.

Constellation Cepheus: te kōrero

Scientists whakapono e puta te rōpū o whetu tukutahi ki tata Cassiopeia, Perseus, Pegasus me Andromeda. Ngā pakiwaitara e pā ana ki te kahui, me te korero e pā ana ki to ratou take noa. takoha Kotahi te ki te whakaaro e pā ana ki te taea o te matauranga tawhito.

Cepheus, kia rite ki te ngā kōrero Kariki, ko te kingi o Etiopia. I roto i te tahi atu ngā painga o te taonga, me te rongonui tino mo te ataahua o tona wahine, Cassiopeia ia me tana tamahine Andromeda. Ko tētahi putanga o te kōrero whakaahua ana te kuini rite te wahine ke, me te tutu. pohehe whakaritea Cassiopeia te ataahua o tona tamahine ki te ahua arero o nga atua o Olympus, hoki i riri ratou, ka hiahia ki te whiua te wahine e rua.

parau tētahi atu putanga e kore i whai ki te tatari mo te kupu maharakore Cassiopeia te atua hae: kite ratou he ataahua marama o Andromeda, a faaoti ki te hoatu i te mutunga ki te indignity taua. Ko nga mea katoa i reira, a i nga takutai o Etiopia i reira ko tetahi tohora nui, i nga ra katoa whiwhi tatou i runga i te whenua, me te kai i nga tangata o te whenua. i tamata Cepheus ki te whakaora i te kingitanga. Kua whakaae Keith kore ki te ururua i te kainga, hoki ki a ia i nga ra i hoatu ki te kotiro tino ataahua.

mawhiti semeio

Maoro i muri mai ranei, engari te tahuri me te Andromeda. Ngā mātua pouri mohio kahore rohe, rite te anaanatae koa o nga atua hae. Tai e here ana ki te kamaka. Kua tomo Keith ki te pārurenga, ka haere mai ia Perseus e eke ana Pegasus, a tangohia mai te rangatira i.

I patua te taniwha, ka ora te ataahua. I muri i ia wa ka tahuri te hero i ki te whetū: Cepheus, Cassiopeia, Andromeda, Perseus, Pegasus, a tae noa Keith.

Atarua, engari nui

E tata nui ki tahi i te tahi i roto i te rangi enei whika tiretiera katoa. Kāhui whetū Cepheus, rite tona tauira Cassiopeia iho kingi i roto i te ataahua. Heoi, ko te ariki mai mua me tona whakapakoko rangi taea e whakakake o. Stars o wāhanga Cepheus, i te tetahi attraction mō pūtaiao. I roto ia ratou he pūnaha ā-rua, me te marama, nui noa i te mau ture o te ao, me te whetu, i hoatu te ingoa ki te momo rite o ngā wāhi.

kau e rua

Te whetu e kānapanapa, e whakamanamana te Cepheus whetū (hoahoa homai he whakaaro o te rerekētanga o te huānga) - Alderamin (Arepa). tikanga te ingoa "ringa matau." Kei runga i te whatīanga ahua rangatira nunui o. Ko te rahi o te ao - 2.45. Ko te tawhiti e Me hinga e tatou ki a Alderamin, tata i 49 tau te marama. Arepa Cephei - subgiant ma e pā ana ki te A. piha spectral te āhuatanga whetu i te hurihanga rawa tere. Hoki e mahi i tetahi rerekē haere Alderamin hiahiatia 12 anake haora, i roto i te ra, mo te tauira, e te mahi taua e pā ana ki te marama. Enei kairangahau whakaaro e Arepa Cephei ko inaianei i te wā o te huringa ki te Rapa whero.

Ko Beta Cephei te ingoa hītori o Beta Cephei ( "hipi"). Ko te whetū tāupe, e tohua e te piha motuhake o tinana wāhi rite tona ingoa tenei. Hoki beta momo Cephei tāupe huringa āhuatanga i roto i te tiaho i roto i te whānuitanga o 0.01-0.3 nui. Hoki Beta toro ngā Cephei i 3.15 ki te 3.21. Wā o te huringa - 0,19 ra.

I roto i te whenua Arab, nga repo nga pūtaiao tawhito Alderamin me Beta Cephei i roto i te asterism "rua kau '. Alrai ( "hepara") - i runga i te ingoa o te rōpū, me te Gamma Cephei i hoatu ki a ia.

pūnaha rua

He Cepheus whetū e rave rahi oranga "coalitions." Ko ngā Alrai no te mea te reira i te rua tata tuatahi, tetahi o nga hoa i i kitea exoplanet. Gamma Cephei A - he subgiant Orange mea pauna rawa 1.6 wa te ra, me te kiko - 8.2 wā. faaafaroraa reira a tawhio noa te papaka whero. Ko te wā hoki i te gamma Cephei B hanga kotahi revolution, he 74 tau. nekehia atu pūnaha Alrai te i te Rā i te 45 marama-tau.

Gamma Cephei He he exoplanet takahi tuwhera i roto i te 1988 tau. I roto i te 2003, whakapumautia tona oraraa te. Kotahi revolution huri noa te whetu hanga te ao mō te 2.5 tau. tata Ko tōna papatipu te ki kia nui atu pūtaiao Jupiter papatipu o 1.59 wa.

raorao

Ko tētahi atu pūnaha rua - Alredif raorao Cephei ranei. Heoi, kei te kore mohiotia ai mo ona wāhanga. Alredif - e whiti ana, i hoatu e te ingoa o te piha haapiiraa o whetu tāupe, Cepheids.

Kei te huri Delta Cephei ona takatu ai ki te wā o nga ra e rima ki te iti. Ko atu tere atu i tona heke te hua. whetu āhuatanga e huri i roto i te tiahotanga e pā ana ki te huringa, a tae noa te maha o ngā āhuatanga: te marama i roto i wā rerekē e taea te whakaritea ki rerekē akomanga spectral. A, no te riro te uara iti o te wherikotanga o Delta Cephei te māngai o te momo G2, e ngā te ra, i te mōrahi - F5. noho enei āhuatanga mohiotia hoki nga whetu hoki etahi wa, kahore tetahi whakamāramatanga.

Te whakahoki, Heoi, i kitea. I kitea te reira e pulsates te whetu, ko te huri i tona diameter. I te toharite, tenei tawhā Delta Cephei ko 40 diameters o to tatou whetu. I roto i pulsations, taui te reira i te uara tēnā o 4, i te mea e rave rahi miriona kiromita. Kei te hana te Alredifa mata wā kōpeketanga, ona piki wherikotanga. Roha āhuatanga e te tetahi tautauā, me te heke wherikotanga. He āhuatanga hoki te piha haapiiraa katoa o Cepheids huringa ōrite.

supergiants whero

Ko rongonui hoki te aroaro i roto i tona hanganga o toru whetu nui, nga āhuatanga o e kua tohaina i roto i nga taonga mohiotia katoa i roto i te Universe kāhui whetū Cepheus. He supergiants whero enei. Ko te tuatahi o ratou - Mu Cephei. Whetu i roto i 350 mano nga wa nui atu te ra i te kiko tonu. Ko te ingoa tuarua o te Rapa - Garnet whetu Herschel. Ko reira kite tuatahi Uilyam Gershel he atarangi ataahua o te marama. mu Largest Cephei e ano o te ra i roto i te 1650. whakahē Scientists i runga i te āhua o atu ra i to tatou whetu ko te supergiant whero. Tata nei, whakaaro te ahua kei te tika te nuinga i roto i te 5200 marama-tau. Mu Cephei Ko inaianei i te wā o te mate. I roto i te torutoru miriona tau i muri mai o tatari mo te pahūtanga, i muri i nei te matua tiango o rama, te nuinga pea, ka tahuri ki te poka pango.

Mu Cephei hoki haunga te takitoru pūnaha whetu. He rua o matua hanga reira iti faahiahia wāhanga B, me te C.

Ko te Rapa whero tuarua - ko vv Cephei, eclipsing whetu rua, tawhiti i te Rā i 5000 tau te marama. He wāhanga o te pūnaha - he whetu nui, te tuatoru nui rawa i roto i te mōhiotia katoa me te tuarua i roto i tenei tawhā i te tupuni, te Way Milky. Ko tōna diameter he nui atu i te 2.5 piriona kiromita e nui ngā āhuatanga rite o solar āhua 1700 ngā wā. Vv Cephei A he whetu anaanaraa i roto i to tatou mau taime 275-575 mano. Ko te wāhanga tuarua o te pūnaha faaafaroraa i te tuatahi ki te wā o te 20 tau. Hoki tona rahi nui reira te Sun 10 ngā wā.

Ko te supergiant tuatoru whero - he HR 8164. Light kahore ingoa o tona ake. He rite ki te pā ana ki 5.6 tōna nui.

He hoa tata

Kei enei whakaurunga katoa i te tawhiti i te whenua. Heoi, e kotahi whetu, i te mea 13 anake marama-tau atu Cepheus me. Tenei Kruger 60, pūnaha whetū ā-rua. Rua o ona wāhanga - he nui hoki iho ki te Rā We whero e ona āhuatanga. Kruger 60 Ko te mea pauna he tata wha nga wa iti tona pūtoro ko 35% o te pūtoro o te ra. Ko tonu Wae B "tano": iho taimaha ki to tatou whakamarama āhua 5.5 wā. Kruger diameter 60 He rite ki te 24% o te tawhā solar e ōrite ana. pā ana te tuarua ki whetu hoa mumura. Katoa e waru meneti, faarahi tona kiko rua, a ka hoki ki te uara tuatahi. E koané wāhanga Pūnaha huri noa te pokapū o te papatipu ki te wā o 44.6 tau.

Pahū me kātua

hiahia e kore anake i roto i te whetu, me te Nebulae engari whakamanamana nga Cepheus whetū. He whakaahua o tetahi o ratou rite te whakapakoko o mumura. Nebula NGC 6946, me te ingoa, ko te tika. Ko reira ngā no roto whakatuwheratia reira iwa supernovae. Heoi e kore e taea e te tokomaha ano whakamanamana kahore atu nebula. Kei Fireworks te i runga i te rohe ki te kāhui whetū o Cygnus.

Ki te Cep hono me tetahi atu hanganga waho rite. IC 1396 - tukunga nebula, rongonui hoki te meka i tona rohe, ko te Elephant Trunk, te kapua pouri o te puehu interstellar. Ko tōna ingoa i riro te reira no te mea o te faitatau ataata ki te wahi e hāngai o te kararehe nui.

Open tautau

Constellation Cepheus i runga i ona "rohe" toa, me tetahi o nga ngā tino tahito o te wāhi, tuwhera ki tenei ra. Tenei tautau tuwhera NGC 188. Kei roto i tēnei 120 whetu e hanga e huri noa i te wa ano o te katoa o te kapua rāpoi. kitea Herschel reira i roto i 1831. tata te tatau tuatahi o te kāhui tau te wa o tona oraraa 24 piriona tau. Kua heke tātai muri tenei ahua. I teie mahana, e riro te reira e NGC 188 5 piriona tau.

Whakaahuatanga o te kahui, ara te taipitopito tino, e kore e tauturu i ki mahino te ataahua o tau rangi. Ko te taunga tangohia o nga whetu, he whakaahuatanga o ratou āhuatanga e kore e hoatu e taua mana'o o mutu- o te ao, e puta ina hi'oi koutou ki te rangi po. Ngā pakiwaitara e pā ana ki te Mataroto haere tetahi wahi i roto i to ratou ake teretetiera hononga, me te wāhi, ko ratou he kahore fetongi mo e kitea te tika. I te tahi atu te ringa, raraunga i runga i te te mau melo o te ahanoa tātuhi te rangi te tauturu ia tatou ki te mahino aha takoto muri ara nga atú tino ngali inconspicuous. He tauira a Tūrongo, o tenei - Cepheus, e kore he tino kite te kāhui whetū, engari kei te rota o ngā huānga me korero e pā ana ki a ratou pākiki.

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