yintoni i-meteor shower

iiginididi

Iishawa zeMeteor zaziwa njengeziphumo eziqaqambileyo ezenzeka xa amasuntswana asuka kwisixokelelwano selanga ebetha ummandla woMhlaba. Iindlela zokukhanya ezibonakala kwi-3 ukuya kwi-5 imizuzwana esibhakabhakeni sasebusuku zibangelwa yi-ionization yeegesi ze-atmospheric kunye nokufudumala kwe-frictional phakathi kwabo kunye namasuntswana. Abantu abaninzi abazi kakuhle yintoni i-meteor shower kunye nendlela eyakhiwe ngayo.

Ngenxa yesi sizathu, siza kunikezela eli nqaku ukukuxelela ukuba yintoni i-meteor shower, zeziphi iimpawu zayo kunye nokubaluleka kwayo.

yintoni i-meteor shower

uyanyamezela

Njengokwakhiwa kwaso nasiphi na isakhiwo somntu, ukuyilwa kwesijikelezi-langa esishiywe kusephantsi kwempembelelo yomxhuzulane enamandla. Kwaye oko akubandakanyi zonke iividiyo ezithathiweyo ukusukela ngoko. Kufuphi nenkqubo yelanga, ngaphaya kwemida yePluto, zihlalwa zizidalwa zasesibhakabhakeni ezifana nee<em>comet nee<em>asteroids.

Xa enye yale migudu ikufuphi nelanga, phantse isoloko iyinkanyezi enomsila, unxibelelwano lomxhuzulane lunamandla kangangokuba obunye ubunzima bayo bulahlekile, bushiya ngasemva umkhondo wezinto ezijikelezayo. Amasuntswana aseleyo ahluka ngobukhulu ukusuka kumasuntswana amancinci ukuya kwizigaqa ezinkulu zematha, masithi, malunga neekhilomitha ezili-100 ngobukhulu, ezibizwa ngokuba ziimeteoroids. Ngalo lonke ixesha uMhlaba usondela kwaye uthintela ii-orbits ze-comets, amathuba okuzifumana ayanda.

Iimeteorites zingena kumhlaba ojikeleze umhlaba ngesantya esiphezulu, zingqubana rhoqo neeathom kunye neemolekyuli ecaleni kwendlela yazo kwaye zinikezela ngamandla azo ekinetic. Enye inxalenye ibangela ukufudumeza kwemeteoroid ngokwayo.

Kumphakamo we malunga neekhilomitha ezili-100, i-ionization yomoya ishiya umzila omfutshane oqaqambileyo, into esiyiqwalaselayo "yinkwenkwezi yokudubula" okanye "i-meteor shower". Ukufudumeza phantse kusoloko kubangela ukuvela komphunga ngokupheleleyo komzimba, kodwa ukuba kukhulu kakhulu, iqhekeza elinye okanye ngaphezulu, ibhola yomlilo okanye ibhola yomlilo, ilawula ukubetha emhlabeni.

Ubutyobo beComet ngumthombo phantse zonke iishawa zemeteor ezaziwayo. Imeko eyahlukileyo yiGeminid meteor shower, ishawari eshiyekileyo emva kokuqhekeka kwe-asteroid 3200 Phaeton.

Iimvula eziphambili zeemeteor kunye neempawu zazo

iyintoni na imvula yeenkwenkwezi

Iishawa zeMeteor zinokubonwa ngamaxesha athile nakubuphi na ubusuku obunikiweyo ngenxa yokuba isithuba ojikeleza kuso uMhlaba sizele ngamasuntswana iindlela zawo ezinokuthi zifikeleleke.

Ezona mvula zimangalisayo zemeteor zenzeka enyakeni Umhlaba udlula kwi-orbit ye-comet eyaphukileyo, kunye nenani elikhulu leenkwenkwezi zibonwa zilandela indlela edibana kwindawo ethile esibhakabhakeni: ukukhanya. Le yimpembelelo yembono.

Ukongeza kukukhanya, iishawari zemeteor zikwaphawulwa ngesantya seyure esibonwa yinkwenkwezi, okanye izenith yeyure nganye (THZ), enokwahluka ngokuxhomekeke kwindawo yejografi yomkhi-mkhanyo kunye nezinye izinto, ezinje ngokukhanya kwe-ambient. Kukho iinkqubo kwi-Intanethi ezinokubala ixabiso layo. Ekugqibeleni, kukho ukuhanjiswa kobukhulu obujongwe kwimvula, eyaziwa ngokuba yi-population index.

Phakathi kweemvula zeenkwenkwezi ezineendlela ezichazwe kakuhle yiPerseids, Ibizwa ngokuba ngenxa yokuba ukukhanya kwayo kukwiqela leenkwenkwezi iPerseus kwaye ibonakala ekuqaleni kuka-Agasti.

Enye ishawa yemeteor enomtsalane kakhulu yiLeonids, ebonwa ngoNovemba kwaye iqaqambe kwiqela leenkwenkwezi kaLeo. Iyonke, kukho malunga nama-50 amaqela athiywe ngekroza apho eyona nkwenkwezi ikufutshane neqaqambileyo okanye ikhazimle ifunyanwa khona.

Ezona mvula zinkulu zezo zinenani eliphezulu leemeteors/iyure, kwaye zinqumla isibhakabhaka ebusuku unyaka nonyaka, zivela rhoqo kumakhulu eminyaka. Apha ngezantsi kukho uluhlu lwemihla elindelekileyo, kunye nesikhokelo sokuzonwabela ngcono kwixesha elizayo.

Iishawa eziphambili zeemeteor kunye namaxesha azo oqwalaselo

iyintoni na imvula yeenkwenkwezi esibhakabhakeni

Ezona mvula zinkulu zihlala iintsuku okanye iiveki njengoko iplanethi ihamba, ngelixa iimeteor ezinkulu zeyure zenzeka ngosuku oluthile okanye ezimbini kakhulu. Nangona lo ngumda ongekho mthethweni, xa ubalo Ingaphezulu kwe-10 leemitha ngeyure, ithathwa njengeshawa enkulu yeemeteor.

Ezinye iimvula zihlala zinamandla afanayo, ngelixa ezinye ziqinisa amaxesha ngamaxesha, njengeLeonids rhoqo emva kweminyaka engama-33, nokufikelela kudidi lweenkwenkwezi ezinomlinganiselo we-1000 okanye ngaphezulu kweemeteors ngeyure. Uninzi lweeshawa zemeteor zibonakala ngokucacileyo kuzo zombini iihemispheres, nangona ezinye zinokubonwa ngcono ukusuka kwenye okanye kwenye, kuxhomekeke kwimitha.

Iimvula ezinokubonakala ngcono kwi-hemisphere esemantla

  • Ukunyanga (Perseus, ngoJulayi 16 ukuya ku-Agasti 24, incopho ngo-Agasti 11 ukuya kwi-13, i-50 ukuya kwi-100 yeemitha ngeyure, evela kwiComet Swift-Tuttle).
  • Leonidas (Leo, ngoNovemba 15-21, ubuninzi bukaNovemba 17-18, imvelaphi yayo yiTempile-Tuttle comet, inani leenkwenkwezi ngeyure iyahluka, ngokubanzi phakathi kwe-10 kunye ne-15. 1833, 1866 kunye ne-1966 kunye nobuninzi bamawaka aliqela eemeteors. ngomzuzu).
  • IiQuadrantids (Iqela leenkwenkwezi zeBoero, ngasekupheleni kukaDisemba ukuya kwiveki yokuqala kaJanuwari, incopho kaJanuwari 3-4, ngaphezu kwe-100 meteors ngeyure, umthombo ongaqinisekanga)
  • s (I-Lyra, ishawari ye-meteor ephakathi ibonakala ukusuka ku-Epreli 16 ukuya kwi-25, i-10-20 meteors ngeyure, ivela kwi-Comet Thatcher 1861).
  • Ishawari ye-Orionid meteor (I-Orion, ngo-Okthobha, ubuninzi malunga no-Oktobha 21, i-10-20 meteors ngeyure, ishiywe nguHalley's comet).
  • Geminids(Gemini, ubuninzi bukaDisemba 13-14, i-100-120 meteors / iyure, eyenziwe yi-asteroid 3200 Phaeton).
  • Iidraconids (i-constellation of dragons, bafumana ubuninzi phakathi kwe-8 ye-Oktobha kunye ne-9, ngaphezu kwe-10 meteors / iyure, i-comet yemvelaphi yi-Giacobinie-Zinner).
  • Taurus (I-Taurus, iTaurus yasezantsi yeComet Encke kulindeleke ukuba ibe nobuninzi malunga noNovemba 11 kunye neTaurus emantla malunga noNovemba 13-14.)

Iimvula ezinokubonakala ngcono kwi-hemisphere esemazantsi

Ezinye iimvula zemeteor, ezifana neePerseids kunye neOrionids, zinokubonwa kwisibhakabhaka esisemazantsi, nangona sithe kratya kancinci elundini, kufuneka indawo efihlakeleyo enesibhakabhaka esicacileyo. Oku kulandelayo kunokubonwa phezulu kwi-hemisphere esemazantsi, ngakumbi ngeenyanga zasebusika zikaJulayi, Agasti, noSeptemba:

  • Eta Aquarids (I-Aquarius, ebonakalayo ngo-Aprili-Meyi, ubuninzi be-Meyi 5-6, ngaphezu kwe-20 meteors ngeyure, ehambelana ne-Halley's Comet).
  • Delta Aquarids (I-Aquarius, ukususela ekuqaleni kukaJulayi ukuya ekupheleni kuka-Agasti, ubuninzi malunga noJulayi 29-30, ngaphezu kwe-10 meteors ngeyure, ehambelana ne-comet 96p Machholz 1).
  • Alpha Capricorns (Capricornids, ubuninzi phakathi kwe-27 kaJulayi kunye ne-28, umthombo ongaqinisekanga)

Ndiyathemba ukuba ngolu lwazi unokufunda ngakumbi malunga nokuba yintoni i-meteor shower kunye neziphi iimpawu zayo.


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