Yini iMeteor Shower?

  • Ama-Meteor shower yizimo zezinkanyezi ezakhiwe ama- meteor akhanyisa isibhakabhaka.
  • Zingabonwa ngeso lenyama esibhakabhakeni esicacile, kude nokungcola kokukhanya.
  • Izihlambi ezinkulu ze-meteor zihlanganisa amaQuadrantids, amaPerseids, namaGeminids, phakathi kwabanye.
  • Ishawa ngayinye inesikhathi sayo somsebenzi kanye nesilinganiso sehora se-zenith, okubonisa ukuqina kwayo.

I-meteor shower ehlane

La i-meteor shower, noma i-meteor shower, yinto yezinkanyezi yobuhle obubodwa okuthi, ngenhlanhla, singajabulela okuningi ngokubuka isibhakabhaka. Kepha yakhiwa kanjani? Futhi, okubaluleke kakhulu, uma kungenzeka, Iziphi izinsuku ozibonayo?

Uma unentshisekelo yokwazi konke mayelana nokugeza kwesibhakabhaka, ungayeki ukufunda.

Yini iMeteor Shower?

Isithombe se-comet

Esikhaleni sangaphandle kunezinkanyezi ezinomsila, ama-meteorite, ama-asteroyidi, nezinto ezahlukahlukene zezinkanyezi okuthi uma usondela ngaphakathi kuSolar System, umoya ovela enkosini yenkosi ubangele ukuthi indawo isebenze; Ngakho-ke, Amagesi nezinto eziwabumbayo zidedelwa emkhathini ukuze kwakhiwe umfudlana noma indandatho yezinhlayiya, eyaziwa ngokuthi i-meteor swarm.. Uma kuyi-meteor, lesi sihlava ngokuvamile sibizwa ngokuthi inkanyezi yokudubula.

Umphumela wokukhanya ukhiqizwa yi-ionization yomkhathi owenziwe yizinhlayiyana. Ama-meteor amaningi ahlangana nomkhathi woMhlaba mancane kakhulu, njengezinhlamvu zesihlabathi, ngakho-ke lapho ehlakazeka endaweni engaba ngu-80-100 km umphumela awukhangi kakhulu; Kodwa-ke, kukhona abanye, ama-fireballs, ahlakazeka endaweni ephakeme ye-13-50 km, eshiya ngemuva ukukhanya okumangalisayo kokukhanya.

Ungazibona kanjani izinkanyezi zokudubula?

Comet engena emkhathini

Le nto inezici ezintathu ezenza ihluke: i-radiant, inkomba yabantu kanye ne-Zenital Hourly Rate noma i-THZ.

  • Okukhazimulayo: yiphuzu lapho ama-meteors eshawa emisa ukuphuma khona. Kukalwa ngokuxhumanisa i-Alpha, okungukukhuphuka okulungile noma i-AR, ne-Delta, okungukuncipha noma i-Ddec.
  • Inkomba yabantu: isilinganiso sokukhanya phakathi kwamalungu eqhubu elifanayo le-meteor.
  • Isilinganiso Sehora Ngehora: isibalo esiphezulu sama-meteor abaliwe umuntu obonayo angabona uma isibhakabhaka sicacile, iNyanga ibingagcwele, futhi kungekho ukungcola okuncane.

Uhlu lwezihlambi zemeteor

Ishawari ye-meteor ekhangayo

Nalu uhlu lwazo zonke izihlambi zemeteor ze-International Meteor Organisation (IMO):

Lluvia Isikhathi somsebenzi Isikhulu Okukhazimulayo V_infinite r THZ
Usuku ilanga α δ km / s
Ama-Quadrantids (QUA) UJan 01-Jan 05 Jan 03 283 ° 16 230 ° + 49 ° 41 2.1 120
I-δ-Cancridas (DCA) UJan 01-Jan 24 Jan 17 297 ° 130 ° + 20 ° 28 3.0 4
I-α-Centaurides (ACE) Januwari 28-Feb 21 -Feb 07 319 ° 2 210 ° -59 ° 56 2.0 6
I-δ-Leonids (DLE) Feb 15-Mashi 10 -Feb 24 336 ° 168 ° + 16 ° 23 3.0 2
I-Norm-Normids (GNO) Feb 25-Mashi 22 Mar 13 353 ° 249 ° -51 ° 56 2.4 8
Ama-Virginids (VIR) Jan 25-Ephreli 15 (Mar 24) (4 °) 195 ° -04 ° 30 3.0 5
I-Lyrid (LYR) Ephreli 16-Ephreli 25 Ephreli 22 032 ° 32 271 ° + 34 ° 49 2.1 18
I-π-Puppid (PPU) Ephreli 15-Ephreli 28 Ephreli 24 033 ° 5 110 ° -45 ° 18 2.0 i-var
I-η-Aquarids (ETA) Ephreli 19-Meyi 28 Mayo 05 045 ° 5 338 ° -01 ° 66 2.4 60
Ama-Sagittarids (SAG) Ephreli 15-Jul 15 (Meyi 19) (59 °) 247 ° -22 ° 30 2.5 5
UJuni Bootidas (JBO) UJuni 26-Jul 02 jun 27 095 ° 7 224 ° + 48 ° 18 2.2 i-var
Ama-Pegasids (JPE) Julayi 07-Jul 13 Jula 09 107 ° 5 340 ° + 15 ° 70 3.0 3
UJulio Phoenícidos (PHE) Julayi 10-Jul 16 Jula 13 111 ° 032 ° -48 ° 47 3.0 i-var
I-Pisces Austrinids (PAU) Jul 15-Aug 10 Jula 28 125 ° 341 ° -30 ° 35 3.2 5
I-Aqu-South Aquarids (SDA) Jul 12-Aug 19 Jula 28 125 ° 339 ° -16 ° 41 3.2 20
I-α-Capricornids (CAP) Jul 03-Aug 15 Jula 30 127 ° 307 ° -10 ° 23 2.5 4
ι-South Ama-Aquarids (SIA) Jul 25-Aug 15 Aug 04 132 ° 334 ° -15 ° 34 2.9 2
I-ar-North Aquarids (NDA) Jul 15-Aug 25 Aug 08 136 ° 335 ° -05 ° 42 3.4 4
Ama-Perseids (PER) Jul 17-Aug 24 Aug 12 140 ° 046 ° + 58 ° 59 2.6 100
I-κ-Cígnidas (KCG) Aug 03-Aug 25 Aug 17 145 ° 286 ° + 59 ° 25 3.0 3
ι-North Aquarids (NIA) Aug 11-Aug 31 Aug 19 147 ° 327 ° -06 ° 31 3.2 3
I-α-Aurigid (AUR) Aug 25-Sep 08 Septhemba 01 158 ° 6 084 ° + 42 ° 66 2.6 10
I-δ-Aurigid (DAU) Sep 05-Okthoba 10 Septhemba 09 166 ° 7 060 ° + 47 ° 64 2.9 5
I-Piscides (SPI) Septhemba 01-Sep 30 Septhemba 19 177 ° 005 ° -01 ° 26 3.0 3
Ama-Draconids (GIA) I-Oct 06-Oct 10 Oct 08 195 ° 4 262 ° + 54 ° 20 2.6 i-var
ε-Geminids (EGE) I-Oct 14-Oct 27 Oct 18 205 ° 102 ° + 27 ° 70 3.0 2
Ama-Orionids (ORI) Okthoba 02-Nov 07 Oct 21 208 ° 095 ° + 16 ° 66 2.5 23
ISouth Taurids (STA) Okthoba 01-Nov 25 Nov 05 223 ° 052 ° + 13 ° 27 2.3 5
I-Tauridas North (NTA) Okthoba 01-Nov 25 Nov 12 230 ° 058 ° + 22 ° 29 2.3 5
I-Leonidas (LEO) Novemba 14-Nov 21 Nov 17 235 ° 27 153 ° + 22 ° 71 2.5 20 +
I-α-Monocerotides (AMO) Novemba 15-Nov 25 Nov 21 239 ° 32 117 ° + 01 ° 65 2.4 i-var
I-ion-Orionids (XOR) Nov 26-Dec 15 I-Dic 02 250 ° 082 ° + 23 ° 28 3.0 3
Ama-Phoenicides Dec (PHO) Nov 28-Dec 09 I-Dic 06 254 ° 25 018 ° -53 ° 18 2.8 i-var
Puffy / Fluffy (PUP) Dis 01-Dec 15 (Dis 07) (255 °) 123 ° -45 ° 40 2.9 10
Ama-Monocerotids (MON) Nov 27-Dec 17 I-Dic 09 257 ° 100 ° + 08 ° 42 3.0 3
Ama-Hydrides (HYD) Dis 03-Dec 15 I-Dic 12 260 ° 127 ° + 02 ° 58 3.0 2
Ama-Geminids (GEM) Dis 07-Dec 17 I-Dic 14 262 ° 2 112 ° + 33 ° 35 2.6 120
Yidla amaBerenicides (COM) Dis 12-Jan 23 I-Dic 19 268 ° 175 ° + 25 ° 65 3.0 5
I-Ursids (URS) Dis 17-Dec 26 I-Dic 22 270 ° 7 217 ° + 76 ° 33 3.0 10

Okubalulekile:

  • Lluvia: ikhombisa igama nesifinyezo semvula.
  • Isikhathi somsebenzi: yizinsuku lapho kusebenza khona.
  • Isikhulu:
    • Usuku: usuku lapho kungabonakala inani elikhulu lama-meteor.
    • Ilanga: I-Solar Longitude. Kuyisilinganiso sesimo seMhlaba ekuzungezeni kwawo.
  • Okukhazimulayo: izixhumanisi zesimo sokukhazimula kwemvula. α yi-Right Ascension, δ yi-Declination.
  • v akupheli: isivinini esifinyelelwa yizimbumbulu lapho zingena emkhathini. Inikezwa nge-km / s.
  • r: yinkomba yabantu. Uma i-r ingaphezu kuka-3.0, kusho ukuthi ibuthakathaka kune-average; esikhundleni salokho uma kungu-2.0 kuye ku-2.5 kuzobe kukhanya ngokwengeziwe.
  • THZ: isilinganiso sehora le-Zenital. Uma iphezulu, I-THZE iyasetshenziswa. Uma iyahlukahluka, ikhombisa »var».

Ungayibona kanjani imvula yamameteor?

AmaPerseid, ishawa lesibhakabhaka

Izinkanyezi ezidubulayo zingabonakala ngeso lenyama, inqobo nje uma isibhakabhaka sicacile nenyanga ingagcwele, kodwa ngeshwa, ngokwanda kwamadolobha, kuya kuba nzima ukuwajabulela ngokugcwele. Yingakho ke, Uma ufuna ukucabangisisa ngobuhle bayo, kufanele uhambe kude kakhulu nezindawo zasemadolobheni., nayo enconyiwe ku izindawo ezinhle kakhulu zokubona isibhakabhaka eSpain.

Thatha ithuba lokuhamba nabathandekayo bakho baye emaphandleni noma ezintabeni ukuze ubabuke. Ngiyaqiniseka ukuthi uzoba nesikhathi esihle .

Izihlambi ezinkulu ze-meteor kanye nezinsuku lapho zibonwa khona

Njengoba sibonile, kunezinqwaba zezinkanyezi zokudubula ezingabonakala unyaka wonke, kepha ezaziwa kakhulu yilezi ezilandelayo:

  • Ama-Quadrantids: Isikhathi saso somsebenzi sisuka kuJanuwari 1 kuya ku-5, kanye nenani eliphakeme ngomhla ka-3 Ingenye yezihlambi ezisebenza kakhulu zonyaka, nge-Zenith Hourly Rate ye-120 meteors/h.
  • Lyrid: isikhathi salo somsebenzi sanda phakathi kuka-Ephreli 16 no-25, kanti ubukhulu baso bungu-22.
  • Ama-Perseids: ebizwa nangokuthi Izinyembezi zikaSaint Lawrence. Isikhathi sayo sokusebenza sisuka kuJulayi 17 kuya ku-Agasti 24, kanye nobukhulu bayo phakathi kwe-11 ne-13 Isilinganiso Sehora Se-Zenith yi-100 meteors/h. Ungafunda kabanzi ngabo ku lesi sixhumanisi.
  • Ama-Draconids: kwesinye isikhathi ibizwa nge-Giacobinids. Ziyishawa isikhathi sazo somsebenzi esiqondwa kusukela ngomhla ka-6 kuya ku-10, sifinyelela umkhawulo wazo ngomhla ka-8. Inezinga eliguquguqukayo le-Zenith Hourly.
  • Ama-Orionids: Ishawa yemvula esebenza ngokusesilinganisweni isikhathi sayo sokusebenza esisuka ku-Okthoba 2 kuya kuNovemba 7, sifinyelele ubuningi bayo ngo-Okthoba 21. I-Zenith Hourly Rate yayo ingamamitha angama-23 ngehora. Ungathola ulwazi olwengeziwe ku- Lesi sihloko mayelana Orionids.
  • Leonidas: Ziyimvula isikhathi sayo sokusebenza esisuka ku-November 15 kuya ku-21, futhi sifinyelela ubuningi bomsebenzi njalo eminyakeni engama-33. I-Zenith Hourly Rate yayo ingu-20 meteors/h.
  • AmaGeminids: Lesi esinye sezihlambi zemvula ezisebenza kakhulu. Banesikhathi sokusebenza esisuka kuZibandlela ziyisi-7 kuye ku-17, futhi usuku abafinyelela ngalo ubuningi babo yi-13 Isilinganiso Sehora Se-Zenith singamamitha ayi-120 ngehora. Ku lesi sixhumanisi ungafunda okwengeziwe ngalesi simo esithakazelisayo.

Ukuthwebula izithombe zenkanyezi nevidiyo

Izithombe

Ukuqeda, sikushiya nalezi zithombe ezinhle zemvula ebonwe ezingxenyeni ezihlukene zomhlaba.

Ividiyo yamantombazane

inkanyezi
I-athikili ehlobene:
Izinkanyezi ezidubulayo: Yiziphi izinsuku nezindawo ezinhle kakhulu

Engeza njengomthombo okhethwayo