Kodi mukudziwa momwe nyenyezi zirili mlengalenga?

Usiku kumwamba ... The nyenyezi ... chowonetsedwa chidwi! Bright kuwundana ... Kupempha tione Milky Way ... Kodi nyenyezi zambiri kumwamba? N'zochititsa chidwi kuti pali munthu mmodzi amene, ndi mtima komanso zosamvetsetseka mantha kuyang'ana kuwala usiku, kuti bwino kudzifunsa funso limeneli? Ndipo, mwinamwake, ena anayesa ndiziyesa ...

A mbiri pang'ono

Kodi mukudziwa amene alonga kuna dziko angati nyenyezi zakumwamba? yaitali bwanji kuti kwakhala?

About awiri ndi zikwi theka zapitazo, zakuthambo wakale Hipparchus anali analemba woyamba nyenyezi m'ndandanda. Kodi n'chiyani chinachititsa wasayansi zoti kukondwerera nyenyezi? Mwina, anachita chidwi kuti aonapo zikamera wa latsopano nyenyezi, yowala kwambiri. chinthu choterocho choperekera zakuthambo sakanakhoza kusiya amaonekera. Hipparchus anaganiza kugwila nyenyezi zonse kuonekera mu dongosolo, kotero inu musaphonye zikamera wa nyenyezi yatsopano, ngati izo zichitika. Chifukwa cha zimenezi, a zakuthambo anasintha nyenyezi 1025. Pakuti aliyense ntchito mtengo ndipo ankafunitsitsa.

Kumene, kuonerera anayamba kuchititsa kale kwambiri. Mu zakuthambo wakale linalinso ntchito zake, koma, mwatsoka, tinamva yekha mbewu yawo. Choncho, mndandanda woyamba wa nyenyezi akuti ndi chifukwa cha Hipparchus. Onse anali m'magulu asanu ndi limodzi. Waukulu kusankha muyezo anali kuwala. Pa nthawi yomweyo, lingaliro la "ukulu". Kumene, Gipparhova mtengo zasintha ndi kukhala woyengeka.

About magnitudes

Kale izo ankakhulupirira kuti popeza zinthu zakuthambo zili m'dera lina, ndiye iwo achotsedwa padziko lapansi pa amodzi (yomweyo) mtunda. Nyenyezi, zinkawoneka kwambiri kuzimiririka ndipo nkomwe noticeable, phindu chimodzi akaweruzidwa, ndi yowala - woyamba. Mu m'ndandanda wa, analemba ndi Hipparchus, woyamba malo ofunika kwambiri nyenyezi 15 pa chachiwiri - 45 - wachitatu 208, wachinayi - 474, pa chachisanu - 217, pa chimodzi - 49 (ndi nebulae ochepa).

Patapita nthawi. Panali nyenyezi yatsopano kuoneka zinachitikira, anapeza chidziwitso. Posachedwapa asayansi anapeza kuti cheza cha nyenyezi m'goli, ndipo ali pa mtunda osiyana. Pali tanthauzo latsopano la makhalidwe awo: zithunzi, photovisual, Zithunzi, bolometric.

Tikambirana pamodzi

Mwina funso zokhudza momwe nyenyezi zambiri mu mlengalenga, sadzayankha ngakhale kwambiri odalirika ano nyenyezi. Ndipo zimenezi n'zomveka. Iwo sakugwirizana ndi anamatetule wakale akudzinenera kuŵerenga nyenyezi kovuta kuti muyimbe a mchenga wa pa dziko lapansi! Koma apa ife angayambe Chiyerekezo yovuta.

Kodi tiyenera awerenge chiwerengero cha mchenga? deta mwanyanja m'dera (angapezeke ku Kanema wa) ndi makulidwe avareji wosanjikiza mchenga. Izi zidzathandiza kudziwa kuchuluka kwa mchenga pa dziko lonse lapansi (Vz). Tsopano muyeso adzatsala njere imodzi ya mchenga (VP). Inu muzigwire? Pakuti pafupifupi chiwerengero cha mchenga kokha kuchita kanthu limodzi - unagawanika Vz pa VP. Kumene, chithunzi adzakhala "akhakula", koma onse yomweyo ...

Pansi chiwembu yomweyo, ife tikhoza ziri kudziwa nyenyezi angati mu mlengalenga. Mfundo ali yemweyo, m'malomwake Magombe - ndi Way. Ife timakhulupirira. Mu Way yathu 10 ¹² nyenyezi. Nthawi yaitali bwanji awo m'chilengedwe chonse? Ife Tikukuuza zosangalatsa kuyankha funso yekha, kupereka lingaliro pang'ono: nyenyezi, za yemweyo - ^{October 12.}

Mukhonza kuchulukitsa.

Dzina nyenyezi mu mlengalenga

The zounikira wotchuka kwambiri anthu anayamba kupereka maina kwa zaka zikwizikwi zapitazo. Izi Sirius ndi Vega, ndi Aldebaran ndi Antares, ndi ena ambiri. Anthu nyenyezi lomwe kunyezimira pang'ono ofooka, amaimira lemba la zilembo Greek ndi manambala. Ena mwa iwo sanalandire ngakhale manambala. Iwo basi wolembedwa pa mapu, kutanthauza ndondomeko ndi malangizo gloss zotsatira (kuyera).

Nyenyezi yowala m'chilengedwe chonse imatengedwa buluu UW AGR. M'chizimezime kuonekera kutsogolera Deneb, wa pafupi ndi ife - Sirius mu System Dzuwa - Venus.