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Asteroid 2004 MN4 24.12.2004. u 20:48 · pre 266 meseci #1
http://science.slashdot.org/sc...04/12/24/1518210.shtml?tid=160
Citat:
Numerous readers wrote in with bits about a potential asteroid collision: "The recently discovered asteroid 2004 MN4 is currently listed as having a 1/233 chance of hitting the Earth. It is 420 m across and if it strikes the Earth it will release an energy of 1,900 Megatons of TNT (the largest nuclear weapon ever detonated, Tsar Bomba had a yield of only 50 Megatons). It is also the only asteroid that currently has a Torino scale value of 2." So, in summary, there's a 1-in-233 chance of the worst disaster in recorded history happening on April 13, 2029, and a 232-in-233 chance of nothing happening. Have a nice day!


Mada, izgleda da se stanje pogoršalo... Po NASA podacima, isti asteroid ima šanse od 1:63 (1.6%) da udari u Zemlju, a na Torino skali je došao do vrednosti 4.
http://neo.jpl.nasa.gov/risk/2004mn4.html
Potpis
Putuj planeto, super smo se družili
nama je lepo, taman kako smo zaslužili!
Re: Asteroid 2004 MN4 25.12.2004. u 01:13 · pre 266 meseci #3
A sta predstavlja ta Torino skala?
Potpis
Have you ever had a dream that you were so sure was real? What if you were unable to wake from
that dream? How would you know the difference between the dream world...and the real world?

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Re: Asteroid 2004 MN4 25.12.2004. u 02:08 · pre 266 meseci #4
Torino skala predstavlja kategorizaciju opasnosti udara u Zemlju objekta kao sto je asteroid ili kometa. Upotrebljava se skala od 0 do 10, 0 znaci da su u pitanju minimalne sanse da objekat udari u Zemlju, dok 10 znaci globalnu katastrofu.
Re: Asteroid 2004 MN4 25.12.2004. u 13:43 · pre 266 meseci #5
Pa zar onaj odnos 1/233 ne predstavlja sanse da asteroid pogodi Zemlju? Malo mi je neprecizna ta Torino skala. Da je od 0 do 100, to bi bila druga prica.
Potpis
Have you ever had a dream that you were so sure was real? What if you were unable to wake from
that dream? How would you know the difference between the dream world...and the real world?

www.toolsify.com
Re: Asteroid 2004 MN4 25.12.2004. u 14:43 · pre 266 meseci #7
Šanse nisu više 1:233 nego 1:63. Energija koja bi se oslobodila pri udaru u Zemlju iznosi 2200 megatona, dok je najjače nuklearno oružje, koje je do sada testirano, ruska "Tsar Bomba" od 50 megatona (testirana 1961.). Bombe bačene na Hirošimu i Nagasaki su imale jačinu od nekoliko stotina kilotona.
Potpis
Putuj planeto, super smo se družili
nama je lepo, taman kako smo zaslužili!
Re: Asteroid 2004 MN4 25.12.2004. u 15:44 · pre 266 meseci #8
Ma razumeo sam ja sve to, ali mi je ta Torino skala malo neprecizna, mnogo bolje odredjuje sanse odnos 1/63, nego trojka na Torino skali. Ma nema veze, nesto sam ja utripovao.
Potpis
Have you ever had a dream that you were so sure was real? What if you were unable to wake from
that dream? How would you know the difference between the dream world...and the real world?

www.toolsify.com
Re: Asteroid 2004 MN4 25.12.2004. u 15:49 · pre 266 meseci #9
Četvorka na Torino skali ;)
Potpis
Putuj planeto, super smo se družili
nama je lepo, taman kako smo zaslužili!
Re: Asteroid 2004 MN4 25.12.2004. u 15:54 · pre 266 meseci #10
Auuu, bre...pa samo uzimam kao primer! Ajde, cetvorka.
Potpis
Have you ever had a dream that you were so sure was real? What if you were unable to wake from
that dream? How would you know the difference between the dream world...and the real world?

www.toolsify.com
Re: Asteroid 2004 MN4 25.12.2004. u 16:05 · pre 266 meseci #14
13 petak 2029

2 + 0 + 2 + 9 = 13

gotovo... we're doomed...

Jao ala ce sad da krenu proroci sa YAETW (Yet Another End of The World)
Potpis
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Re: Asteroid 2004 MN4 25.12.2004. u 16:05 · pre 266 meseci
izmenjeno 1 put, poslednji put mmilan 25.12.2004. u 16:08
  1. mmilan25.12.2004. u 16:08zapis iz teksta poruke
#15
Torino skala ne meri verovatnocu udara nego posledice udara (ako do njega dodje).

A sto se ovog asteroida tice - sada je verovatnoca 1.6 % ali na osnovu 190 dana posmatranja, verovatno ce nakon vise posmatranja ta verovatnoca da opadne (kao i uvek do sada). POred toga za 25 godina ko zna sta ce sve da utice na orbitu tog asteroida

Opet nista od smaka sveta :))
Potpis
O zivotu, univerzumu i svemu ostalom
http://www.mmilan.com
Re: Asteroid 2004 MN4 25.12.2004. u 16:07 · pre 266 meseci #16
Ne baš. Uzimaju se u obzir i posledice i verovatnoća.
Potpis
Putuj planeto, super smo se družili
nama je lepo, taman kako smo zaslužili!
Re: Asteroid 2004 MN4 25.12.2004. u 16:11 · pre 266 meseci
izmenjeno 1 put, poslednji put STELLANOVA 25.12.2004. u 16:13
  1. STELLANOVA25.12.2004. u 16:13zapis iz teksta poruke
#17
Ma nema sanse da nas udari...mada...ne bi bilo lose... :) bar da bude malo zanimljivo....





P.S.

What is it for?

The Torino Scale is a "Richter Scale" for categorizing the Earth impact hazard associated with newly discovered asteroids and comets. It is intended to serve as a communication tool for astronomers and the public to assess the seriousness of predictions of close encounters by asteroids and comets during the 21st century.
Re: Asteroid 2004 MN4 25.12.2004. u 16:12 · pre 266 meseci #18
Uzimaju ali 10 na Torino skali ne znaci verovatnocu 100% vec da ako do sudara dodje posledice ce biti globalne. Skala ustvari daje vezu izmedju verovatnoce udara i delovanja udara (od 5 pa nadalje verovatnoca je manje vazna meri se delovanje, a za manje vrednosti verovatnoca je bitniji faktor)
Potpis
O zivotu, univerzumu i svemu ostalom
http://www.mmilan.com
Re: Asteroid 2004 MN4 25.12.2004. u 16:18 · pre 266 meseci #20
Eto, Nevene, odmah sam video da nesto nije u redu sa tim. utataaaa

Sto bi rek'o Homer Simpson: "We're doomed, doomed, doooooomed!!!"
Potpis
Have you ever had a dream that you were so sure was real? What if you were unable to wake from
that dream? How would you know the difference between the dream world...and the real world?

www.toolsify.com
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