Comet Neowise

tauraro mai wutsiya Neowise

A duk duniya akwai adadi mai yawa na comets wanda zai iya shafar zagawar mu. Daya daga cikinsu shine Comet Neowise. Yana daya daga cikin haske tauraro mai wutsiya da aka gani daga duniyarmu. Ana iya ganin sa a watan Yunin 2020 kuma abin birgewa ne.

A cikin wannan labarin zamu gaya muku duk halaye, asali da kuma son sanin tauraron tauraro Neowise.

Babban fasali

comet na 2020

Comet Neowise na da mahimmancin ilimin kimiyya. Ana iya sa ran samun haske na matakin 2, wato, samun babban haske, yana ba mu damar ganin sa daga nesa ba tare da buƙatar telescopes ko gilashin gani ba. Bugu da ƙari, wannan tauraro ne mai wutsiya daga Girgijin Oort. Waɗannan bayanai suna da mahimmanci saboda waɗannan tauraron tauraron dan adam sau da yawa yana ƙunshe da albarkatun daga nebulae waɗanda suka samar da tsarin hasken rana. Saboda haka, suna bayar da bayanai da yawa game da asalin duniya.

Don haka ɗayan mafi kyawun tauraron dan adam ne wanda ya ratsa Duniya a cikin decadesan shekarun da suka gabata, yana barin mu damar gan shi da ido a cikin wannan watan tare da sake ratsa duniyarmu,revisibly, a cikin game 6.800 shekaru.

Ana iya ganin ta mako na 11 zuwa 17 ga Yuli. An ga Comet Neowise jim kaɗan kafin fitowar rana (da misalin ƙarfe 6 na safe), yana magana game da Spain (arewacin duniya). Don nemo shi, kawai sai ku kalli arewa maso gabas, a ƙasan sararin sama. A matakin ƙananan, zaka iya ganin ƙananan cikas a sararin sama. Hakanan yana da mahimmanci kasancewa a cikin yankin da ƙarancin gurɓataccen haske don samun cikakken damar fahimtar sama.

Mafi kusancin lokacin da ya kusanci Duniya shine ranar 23 ga watan Yulin, kuma ya kusan kusan kilomita miliyan 103 kusa da Duniya da girman lamba 4. Nisa yana da girma sosai cewa babu hatsarin tasiri, don haka babu wani dalilin damu da wannan lamarin. Koyaya, kodayake kwanan duniya mafi kusa shine 23 ga Yuli, Comet Neowise yana bayyane ga ido mara kyau, kuma ƙarfinsa ya kasance a matakin 2 har zuwa Laraba, 15 ga watan Yuli.

Asalin Comet Neowise

taurari da taurari da abubuwa na sama

Kwamandan an gano shi a ranar 27 ga Maris, 2020 a cikin hotunan infrared. An gano shi yayin aikin Abubuwan Duniya na kusa da NASA ta Wide-Field Infrared Survey Explorer (WISE) telescope sararin samaniya. Wannan na'urar hangen nesa ta iya gano wani abu mai girman 17 wanda yake wakiltar daya, 0.8 'cikin girman mai kusurwa. Kaɗan da kaɗan wasu masu sa ido sun sami damar tabbatar da aikinsa a matsayin tauraro mai wutsiya, suna auna matsattsen coma har zuwa 2 'a diamita da doguwar wutsiya 20' '

Comet C / 2020 F3 (NEOWISE) yana da keɓaɓɓiyar kewayewa don haka ba sabon abu bane, hanyar da ta gabata ta kasance shekaru 3.000 da suka wuce. Harshensa na gaba zai kasance ne a ranar 3 ga Yulin, 2020 a tazarar tazarar 0.29 AU ne kawai daga Rana, kuma mafi kusancin sa zuwa Duniya. 'yan kwanaki daga baya a ranar 23 ga Yulin, 2020 a 0.69 AU daga duniyarmu.

Ya samu ƙaruwa cikin sauri ga haske ga abin da muka saba da shi a cikin sauran taurarin tauraro. Hanyar haske ta daidaita a cikin watan Mayu tare da cikakkun matakan girma na m0 = 7. Wadannan dabi'un sun dace da tsakiya kimanin kilomita biyu a diamita kuma babban matakin aiki n = 5. Dole ne ku sani cewa akwai fihirisa wanda ke nuna haɗarin warwatsewar tauraruwa mai wutsiya yayin yanayin tafiyarsa. A wannan yanayin, Comet Neowise yana da haɗarin lalacewar matsakaici dangane da iyakar rayuwar Bortle.

Comet Neowise Lokaci

halaye na comet neowise

A cikin kwanaki 10 na farkon Yuni, hasken Comet Neowise ya ci gaba da ƙaruwa, ya kai matakin 7. Dangane da yanayin tun daga watan Mayu, haskenta ya yi ƙasa da rabi fiye da yadda ake tsammani, kodayake wannan na iya faruwa ne saboda ƙarancin tsawan masu lura da kudanci. Idan muka yi nazarin girman waƙar da aka lura, shi ma ya ragu a lokacin waɗancan ranakun kuma haɓakar ta ƙaru. Duk wannan ya tabbatar da cewa ƙididdigar ta shafi ƙananan hawa da maraice.

An yi sa'a, tsakanin 22 da 28 ga Yuni, tauraro mai wutsiya ya kusanci 2 ° daga Rana, yana shiga filin kyamarar LASCO-C3 na madubin hangen nesa na SOHO, wannan na'urar hangen nesa da aka keɓe don lura da yanayin waje na Rana yana da coronagraphs da suke ɓoyewa hasken kai tsaye na diski mai amfani da hasken rana wanda yake ba da damar yin rajista, ban da hayaƙin da rana ke fitarwa, abubuwa masu haske da ke kusantar ta a kaikaice kamar yadda lamarin ya faru ga tauraruwa mai tauraro da yawa.

Saboda haka, mun sami damar lura a cikin wurin yadda tauraron tauraron dan adam ke gabatowa cikin yanayi mai kyau, samar da jelar ƙura da jelar ion, kuma yana ba mu damar auna haskensu. Magnara girman haske daga 2 zuwa 3 cikin kwanaki 6. Wannan ya tabbatar da cewa ya kasance cikin ƙirar haske daidai. Zuwa 11 ga Yulin, 2020, an riga an lura da tauraron dan adam daidai da idanun ƙasa da ke ƙarƙashin tauraruwar Capella del Auriga, har zuwa wayewar gari amma a bayyane ya fi na kwanakin da suka gabata.

Kite motsawa

Bayan kusanci mafi kusa da Duniya, a ranar 23 ga Yuli, nisan daga Amurka ya kai 0,69. A duniyar tamu, hasken tauraron tauraron dan adam ya ci gaba da raguwa har sai da ido ya zama ba mai iya lura da shi ba da girman 4.5. Kodayake ana kallo ta hanyar hangen nesa, duk da hasken wata, wutsiyar sa har yanzu tana da haske kuma ana iya ganinta. Rashin hankalinsa ya kasance a cikin zangon kusurwa na kusan minti 8 (kilomita 300.000 cikakke nesa), kuma sandaro ya ci gaba zuwa mataki na 6 kuma har yanzu yana da karfi sosai. Tsawon wutsiyar da aka lura da shi da gilashin idanu ya kai digiri 3.

Kamar yadda kuke gani, wannan tauraron dan adam ya kasance ɗayan sanannun sanannun masana da yan koyo. Ina fatan cewa tare da wannan bayanin zaku iya ƙarin koyo game da tauraro mai wutsiya Neowise da halayenta.


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