Formation, Sayniska
Vesta - asteriyoodh uu arki karo in ay isha qaawan
Vesta - asteriyoodh uu, siyaabo badan oo xiiso leh. Waa shay sida kaliya ee laga arki karaa isha oo qaawan. By miisaanka, iyo size Vesta dahirin ugu astiriyoodhada kale la garanayo in meel bannaan oo u dhaxeeya Galaatiya ee Jupiter iyo Mars. By xuduudaheedu ay, waana u dhaw meeraha cilin. Waxay ku taallaa in suunka ugu weyn asteriyoodh, Vesta loola jeedaa in meydadka sameeyay agagaarka muddo la mid ah sida dhulka, oo sidaas daraaddeed, wax badan oo ku saabsan ee la soo dhaafay ka fog nidaamka sheegi kartaa.
daahfurka
Vesta - asteriyoodh uu, ogaadeen in habka of doonaya caalamka u dhexeeya Mars iyo Jupiter. Sida laga soo xigtay aragtida ah, qaybinta Galaatiya in meel bannaan oo ku wareegsan qorraxda ku xiran yahay sharciyo gaar ah. All yaqaan ee bilowgii qarnigii XIX dunida haboon aragtida this ah. marka laga reebo kaliya waa Jupiter iyo Mars. bannaan badan iyaga ku dhex jiray si ay u qariyaan caalamka aan la garanayn. Intii lagu guda jiray iyada search for badan oo ka mid ah waxyaalaha aasaaska ah ee Main ee laga helay suunka asteriyoodh.
Vesta helay in 1807 by Heinrich Wilhelm Olbers. Saynisyahan kale, Carl Gauss, iyada siiyey magaca ilaahadda Roman ee qoryaha. Magaca xayiran oo wali la isticmaalo maanta.
xuduudaheedu
Ka dib markii Ceres loo aaneeyey inay u meerayaasha cilin, Vesta ee size waa in ay kaalinta labaad ku dhex astiriyoodhada ka dib markii Pallas. beegyada uu Its - 578 × 560 × 458 km. kaqabto dareemi of qaab, oon ku hortagga sunta rasaasta in meeraha a cilin. By miisaanka (2.59 × 10 20 kg) waxaa ka hor waa iyo palladium, in uu yahay, in suunka ugu weyn asteriyoodh u sarraysa ee u dhimaya nabadgelyada this, laakiin isku mid Ceres ah.
Ma asteriyoodh Vesta jawiga?
Astiriyoodhada waxaa kaliya ma taagnaan baxay fasalka ee jidhadhka samada. From dhaw quraxda xidiga ah waxay ku kala duwan on tiro ka mid ah oo xuduudaheedu: size, qaab, miisaanka iyo wixii la mid ah. Astaamaha u gaarka ah asteriyoodh uu, uma ay oggolaan isagii si uu u qabto baqshadda gaaska. Sidaas jawaabta su'aasha ah "Ma asteriyoodh ku Vesta, jawiga waa" - xun. Aad iyo qolof xasiloonayn ee gaaska jirta on Ceres. hay'adaha kale ee aaga ugu weyn ee aan ku faani karo oo ah dabeecad u ah sida asteriyoodh ku Vesta sida. Waxay leedahay jawiga of Earth, Venus, Mars, kooxda gaaska iyo saaxiibbadiis oo qaar ka mid ah. Astiriyoodhada waayo, waa mid aad u yar.
Sidee si ay u arkaan asteriyoodh Vesta?
Vesta sababta oo ah nuurka loo arki karaa isha oo qaawan. In kasta oo ay tahay liita ee size Ceres iyo Pallas, laakiin waxa lagu gartaa reflectivity weyn. astiriyoodhada kale la Earth aan la arki karin oo aan qalab gaar ah.
Waqtiga ugu wanaagsan si aad u baadhid astiriyoodhada Samada - maalmood mucaaradka, goortuu ku yimaado in masaafada ugu yar in ay dhulka. Inta lagu guda jiro muddo, kuwaas oo, ay gloss u korodho si 5,1 m (qiimaha ugu yar ee u dhimaya nabadgelyada this - 8,5 m). Markii ugu danbeysay iska hor imaad noocan oo kale ah ka dhacay April 2014.
Vesta ku dhow yahay inuu meel fog ka ugu yar in dhulkeenna mar 3-4 sano oo kasta. Aan xoqad ah si ay u dhawraan waxaa suurto gal keliya ee shuruudaha aragti wanaagsan. Xaaladdan oo kale, waxa aanu ku kala duwan yihiin xiddigaha caadiga ah.
mooshin
idiinna ee Vesta been qaybta hoose ee suunka ugu weyn asteriyoodh. Its qaab waa wax yar oo kaliya kordhiyay - waa ku dhawaad goobo kaamil ah. idiinna waxaa lagu gartaa yar laabto ah in diyaarada ecliptic. Vesta ka dhigaysa mid kacaanka agagaarka Sun ee 3.6 sano. Isla mar ahaantaana inta ay kastana falagiisuu dhex dhaqdhaqaaqa meeraha ma gudbaan asteriyoodh ah.
baaritaan Space Dawn
Sanadkii 2011, bishii July, Vesta maray dhibic ka mid ah masaafo ugu yaraan ka dhulkeenna. Xilligan waxa loo isticmaalay daraasadda faahfaahsan asteriyoodh ah. Back ee 2007, waxaan u baxay inuu ka Vesta, Dawn AMC. Hadafka unugga - daraasadda of asteriyoodh ah, iyo meeraha cilin Ceres.
idiinna A wareeg ah Vesta Dawn yimid July 16, 2011. By December 12, oo waxay soo gaadheen sare ugu yar ka badan asteriyoodh ah. Waxaa ka mid ah hawlaha of unit waxay ahaayeen cabbirka duurka gravitational, go'aan ka soo baxay spectrum ee neutrons iyo gamma-rays muuqday dayrta ee rays runtan on asteriyoodh ku Vesta. Photos of shayga bilaabeen inay yimaadaan si ay dhulka on December 13.
Dawn AMC tagay asteriyoodh ka 5 September 2012, oo wuxuu tegey Ceres. Si aad u taariikhda (December 2015), mishiinka sii wadaan in ay ka shaqeeyaan falagiisuu ee caalamka cilin.
showplace
Vesta - asteriyoodh uu si taxadar leh "kormeero" xoqad "Hubble". waxbarashada ayaa la sameeyay 90-mada ay qarnigii la soo dhaafay. "Hubble" ayaa bartay dusha sare ee asteriyoodh ah. Qaybta ugu cajiib ah gargaarka ay ka leexatay bohol aad u weyn, rheasilvia ka dib loo magacaabay. Next, ayaanu ku hadhay ka dhaca, lagu gartaa ballaciisu yahay 460 km oo qoto dheer ah 13 km. Seynisyahanno weli uma uu jawaabi karo su'aasha ah ee sida Vesta ahaa awoodaan si ay u noolaadaan dharbaaxo noocan oo kale ah.
Dawn AMC sidoo kale bartay gobolka bohol ah. Sida laga soo xigtay fikradaha of rheasilvia saynisyahano sameeyay hal bilyan oo sano ka hor. bohol Pool qayb dhuuntaa wax raad ah oo saamayn dheeraad ah ee qadiimiga ah, bohol la odhan jiray Veneneyya. In xarunta of rheasilvia waa buur 22 km sare oo 180 km oo ah dhexroor. By xuduudaheedu ay ka hor Olympus ku Rafaa on Mars waa, hore loo arkaa buurta ugu sareeya ee loo yaqaan nidaamka qoraxda.
Seynisyahanno theorize in maaddadu ay saaray by lama filaan ah, u adeegay sidii wax for dhacdo ee alaabta iyo fasalka qoyska Vesta astiriyoodhada V.
Cilmi Dardaarmi uu fiiro gaar ah u alaabta sida ay wax badan oo ku saabsan waqtiga marka nidaamka qoraxda waxaa la xirrira sheegi kartaa. Vesta - asteriyoodh uu, ay ka kooban dhow meerayaasha Earth-sida. Inta badan, waxay u sheegi doonaan cirbixiyeyaasha inaad wax ka barato badan oo la soo dhaafay fog waslad ee Galaxy Ilaaheenna.
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