teknolojia

Njodzi .. hofori yeasteroid iri kusvika pasi rose

Icho chokwadi chekuti asteroid yakadhumhana nehofori asteroid

NASA iri kunyatso tarisisa hofori yeasteroid yakananga kupasi redu, uye yave kuswedera pedyo nhasi (Chishanu, Ndira 10). Iyo US space agency yakatsanangura asteroid 2019 UO se "Near-Earth Object" (NEO).

Masayendisiti ari kuronda makumi ezviuru zvezvinhu zviri pedyo-Earth kuona kuti hazvipesani nepasi redu, sezvo kushanduka kudiki kwenzira dzavo kunogona kukonzera njodzi paNyika.

Asteroid yakareba mamita 550, uye iri kufamba nekumhanya kwemamaira anopfuura 21 23 paawa. Inotarisirwa kupfuura Earth na50:10 GMT muna Ndira XNUMX.

Sezvineiwo, NASA inotenda kuti dombo remuchadenga richapfuura padyo nePasi pachinhambwe chakachengeteka chemakiromita 2.8 miriyoni. Maererano nesangano remuchadenga, chero chinhu chinopfuura mukati memamiriyoni zana nemakumi maviri emamaira ePasi chinonzi chiri pedyo nesu.

Vesainzi vanonetsekana

Zvinonzi sangano remuchadenga rakanga ranyevera kuti bhuku rayo re NEO harina kukwana, izvo zvinoreva kuti chiitiko chisingatarisirwi chinogona kuitika chero nguva, izvo zvinoshungurudza masayendisiti mazhinji uye nyanzvi pasi rese.

Akataura zvakare kuti "nyanzvi dzinofungidzira kuti kukanganisa kwechinhu chakaita saizi yechaputika pamusoro peChelyabinsk, Russia, muna 2013 - yaive 55 metres (17 metres) muhukuru - kunoitika kamwe kana kaviri muzana remakore, uye kukanganisa kwehukuru. zvipenyu zvinotarisirwa kuti zvisanyanya kuitika pamwero wemazana emakore.Kwezviuru zvemakore, zvisinei, zvichipiwa kushomeka kwazvino kwekatalogi yeNEO, chiitiko chisingatarisirwi - chakadai sechiitiko cheChelyabinsk - chinogona kuitika chero nguva.

Mutungamiriri wesangano iri Center for Near-Earth Object Studies, Paul Chodas, akaudza Newsweek kuti kufamba kweasteroid pedyo nePasi chinhu chinoitika kwezviuru zvemakore, achitaura kuti “kuchenjera kuti vanhu varambe vachiaronda kwemakumi emakore, uye dzidza kuti nzira dzadzo dzinogona sei kushanduka.

Akatsanangurawo kuti kunyange zvazvo “dombo guru” richange riri pedyo nePasi, richange richiri kure zvokuti hatifaniri kunetseka.

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