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"Parker Solar Probe" e Pholoha Kopanong e Haufi le Letsatsi  

Parker probe ea letsatsi e rometse letšoao Lefatšeng kajeno ka la 27 Tšitoe 2024 e tiisang polokeho ea eona kamora ho atamela haufi le Letsatsi ka la 24 Tšitoe 2024 bohole ba limaele tse limilione tse 3.8. E entse flyby ka lebelo la lik’hilomithara tse 430,000 24 ka hora e leng lebelo le lebelo ka ho fetisisa la ntho leha e le efe e entsoeng ke motho. Sefofa-sebakeng se ne se sa tloaeleha ho tloha ha se etsa sefofane se haufi ka ho fetisisa sa letsatsi historing ka la 2024 Tšitoe 2021. Ka XNUMX, Parker Solar Probe e bile sefofane sa pele sa sepaka-paka ho fofa holim'a corona. E rehelletsoe ka Eugene N. Parker, mosibolli oa moea oa letsatsi, Parker Solar mission e ikemiseditse ho matlafatsa kutlwisiso ya Coronal Heating Paradox (ho futhumala ha letsatsi ho fihla ho digrii tse limilione tsa centigrade) le tšimoloho le ho potlakisa ha meea ea letsatsi. 

Ka la 27 Tšitoe 2024, Parker Solar Probe e rometse lets'oao ho Lefatše le netefatsang polokeho ea eona kamora ho atamela haufi le Letsatsi ka la 24 Tšitoe 2024.  

Sefofane se ne se sa tloaeleha ho tloha ha se etsa sefofane se haufi ka ho fetisisa sa letsatsi historing ha se fofa lik'hilomithara tse limilione tse 3.8 ho tloha moo. letsatsi bokaholimo.  

Sefofa-sebakeng se na le lisebelisoa tse 'nè (bakeng sa ho ithuta matla a khoheli, plasma, le likaroloana tse matla, le setšoantšo sa moea oa letsatsi) tse sirelelitsoeng ho Letsatsi ka thebe e entsoeng ka carbon-tenya ea 11.43 cm, e khonang ho mamella mocheso ho fihlela ho likhato tse 1,375. Celsius. Ho ne ho e-na le pelaelo ea hore mocheso o sehlōhō le mahlaseli a kotsi a ka 'na a senya tšireletso ea mocheso ea sefofa-sebakeng e etsang hore meroalo e se ke ea sebetsa. Leha ho le joalo, Probe e rometse molumo oa lebone ho khutlela Lefatšeng ho tiisa boemo ba eona bo botle ba bophelo bo botle le maemo a tloaelehileng a ts'ebetso. Lintlha tse qaqileng tsa telemetry mabapi le boemo ba eona li lebelletsoe ka la 1 Pherekhong 2025.  

Ka la 24 Tšitoe 2024, Parker Solar Probe e ile ea etsa katamelo e haufi ka ho fetisisa ea letsatsi nalaneng ha e ne e fofa lik'hilomithara tse ka bang limilione tse 3.8 ho tloha sebakeng sa letsatsi ka lebelo la limaele tse 430,000 ka hora e leng lebelo le potlakileng ho feta ntho efe kapa efe e entsoeng ke motho. Ka mokhoa o haufi-ufi oa letsatsi, Parker Probe e ile ea nka litekanyo tse lokelang ho thusa ho utloisisa hamolemo Coronal Heating Paradox (ho futhumala ha matla a letsatsi ho ea ho likhato tse limilione tsa centigrade) le meea ea letsatsi.  

E tsebisitsoe ka la 12 Phato 2018, Parker Solar Mission ke thomo ea orbiter. The spacecraft butle-butle e ile ea potoloha haufi le Sun's bokaholimo nakong ea perihelion (ntlha ea orbit eo ho eona e leng haufi haholo le letsatsi). Probe e tla phethela lipotoloho tse 24 ho potoloha Letsatsi nakong ea lilemo tse supileng. Ka 2021, e bile sefofane sa pele sa sepakapaka ho fofa har'a corona. Ka katamelo e haufi ka la 24 Tšitoe 2024, e ile ea fihla haufi le limaele tse limilione tse 3.8 ho ea ho Sun.  

Mosebetsi ona o reheletsoe ka Eugene N. Parker, setsebi sa fisiks ea letsatsi le plasma ea ileng a sibolla moea oa letsatsi.  

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References:  

  1. NASA. NASA's Parker Solar Probe e tlaleha mokhoa o atlehileng o haufi le letsatsi. E ngotsoe ka la 27 Tšitoe 2024. E fumaneha ho https://blogs.nasa.gov/parkersolarprobe/2024/12/27/nasas-parker-solar-probe-reports-successful-closest-approach-to-sun/  
  1. NASA Science. Parker Solar Probe. E fumaneha ho https://science.nasa.gov/mission/parker-solar-probe/ 
  1. Univesithi ea Johns Hopkins e sebelisitse Laboratori ea Fisiks. Litaba - NASA's Parker Solar Probe e tlaleha mokhoa o atlehileng oa ho atamela letsatsi. E ngotsoe ka la 27 Tšitoe 2024. E fumaneha ho https://parkersolarprobe.jhuapl.edu/News-Center/Show-Article.php?articleID=206  
  1. Guo Y., 2024. Flying Parker Solar Probe ho ama Letsatsi. Acta Astronautica Volume 214, Pherekhong 2024, Maqephe 110-124. DOI:  https://doi.org/10.1016/j.actaastro.2023.10.020  

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Umesh Prasad
Umesh Prasad
Moqolotsi oa litaba oa saense | Mohlophisi oa mothehi, makasine ea Scientific European

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