Meteorite crash in Russia

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My god that would have been amazing and so pants-shittingly horrifying to see in person. Did not expect that big of an explosion in that early video.

Very rare occurrence to have so many camera being able to to see this happen and in so many different angles. Not to mention that there could have actually been an impact at that building. I so wonder what people were thinking as it was going on


This LJ is collecting videos from people.

http://zyalt.livejournal.com/722930.html

Thanks for that link, this is all amazing. Hahaha, those pictures at the end
 
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That's misleading right? That isn't from an impact, right?

If so, I don't like.
 
Huh? The meteor made a sonic boom because it was going super-sonic, not because it exploded.

I am pretty sure the boom is not from a sonic boom. The meteor is already traveling at supersonic speeds when it enters the atmosphere. It would have boomed much higher up, as soon as the atmosphere was thick enough. The boom was from the meteor exploding because of the massive amounts of energy created by the friction with out atmosphere. It became superheated and exploded into plasma. The same phenomenon is what caused the Tunguska Event. Which also occurred in Russia. Here is Carl Sagan talking about Tunguska.
 
if Russia actually made directs hits, isn't that impressive? i doubt they did though, i dont even think the U.S. Navy could hit a meteor.

From 2-3 minutes googling:

The speed of a decent air-to-air missile is roughly 3,425 miles per hour.

The speed of a meteor is at least 20,000 miles per hour.

Even the US's experimental railgun only fires shit at 5,300 miles per hour.
 
From 2-3 minutes googling:

The speed of a decent air-to-air missile is roughly 3,425 miles per hour.

The speed of a meteor is at least 20,000 miles per hour.

Even the US's experimental railgun only fires shit at 5,300 miles per hour.
5000 miles an hour is probably enough. This missile hit a satellite a few years ago:

DJvZxER.png


A meteor would also have a pretty predictable course. Not saying they did it, but with enough warning time it would be possible. The warning time is the big thing though.
 
ABMs are still only 3,500-4,000 mph. You'd need one hell of a targeting solution.

I just mean that intercepting something on a trajectory like this is what those systems are designed for. It should only take minor modifications to get it to do that once you know it's coming (based on the assumption that BMD sensor suites aren't programmed for these sorts of parameters). I don't believe they did intercept this, although it's not technologically challenging if you have the assets in place. The meteorites aren't maneuvering, and once you have a good idea of its path into the atmosphere you should be able to hit it. The intercepting missile does not have to be able to outrun the thing it's intercepting, it just has to physically occupy the same space at the same time. This is only really possible if they knew it was coming in advance and took steps, which seems unlikely.
 
Phil Plait is saying it is a crazy occurrence but it is almost certainly NOT related to the close pass today. I'm not one to question him but don't you think that is a very very very crazy coincidence?
 
Phil Plait is saying it is a crazy occurrence but it is almost certainly NOT related to the close pass today. I'm not one to question him but don't you think that is a very very very crazy coincidence?

Technically, all meteor strikes are crazy coincidences. The reason they don't think this had anything to do with the close pass is because it's trajectory is drastically different from the close pass trajectory.
 
Phil Plait is saying it is a crazy occurrence but it is almost certainly NOT related to the close pass today. I'm not one to question him but don't you think that is a very very very crazy coincidence?

He says this.

I’m trying to piece together what happened from the videos. First of all, I do not think this is related in any way to the asteroid 2102 DA14! For one thing, this occurred about 16 hours before DA14 passes. At 8 kilometers per second that’s nearly half a million kilometers away from DA14. That puts it on a totally different orbit.

For another, from the lighting, time of day, and videos showing the rising Sun, it looks like this was moving mostly east-to-west. I may be off, but that’s how it looks. DA14 is approaching Earth from the south, so any fragment of that rock would also appear to move south-to-north.

In one of his shows he goes to the place where they detect asteroids and was shocked to find out there is only like 7 people on the job. lol
 
I am going through and watching the videos, and apparently it's a thing in Russia to drive around with a camera rolling? Heh.

Also, wow.
 
The intercepting missile does not have to be able to outrun the thing it's intercepting, it just has to physically occupy the same space at the same time. This is only really possible if they knew it was coming in advance and took steps, which seems unlikely.

I know, it's just my general lack of faith in the technology and operators involved.
 
About 500 visible meteorites hit earth each year.

Roger that. But how often does something like this happen? This definitely doesn't happen 500 times a year. So is this one for the record books? Is it along the lines of...

http://en.wikipedia.org/wiki/Sikhote-Alin_meteorite

...or is this just a neat, quick news story.

Granted, something passes over the middle of an ocean or desert or prarie and nobody's the wiser. I have even seen a visible meteor. But how does this stack up?
 
Roger that. But how often does something like this happen? This definitely doesn't happen 500 times a year. So is this one for the record books? Is it along the lines of...

http://en.wikipedia.org/wiki/Sikhote-Alin_meteorite

...or is this just a neat, quick news story.

Granted, something passes over the middle of an ocean or desert or prarie and nobody's the wiser. I have even seen a visible meteor. But how does this stack up?

Impossible to say, but people being injured and good footage may make it very famous!
 
Couldn't have been a missile strike taking that down. Anti-ballistic missiles work on proximity detonation. Not on direct strike. With the kinetic energy that thing had, not like and air to air missile would have done much either.
 
I'm wondering. If the angle of entry of this meteor had been less acute, could it have actually hit? With less atmosphere to pass through it would burn up less. Maybe it would still explode but significantly closer to the ground. It doesn't take a larger meteor to potentially kill hundreds, just the right conditions.
 
There aren't enough words in the English language to describe how much panic would rush through my head if I were to experience what the dashcam videos recorded.

An asteroid hitting the Earth is hands down my greatest fear.
 
Those videos are incredible... how are the people in the cars not flipping out over seeing something like that?? I would at least expect to hear a "woah!" or something. Weird.
 
There aren't enough words in the English language to describe how much panic would rush through my head if I were to experience what the dashcam videos recorded.

An asteroid hitting the Earth is hands down my greatest fear.

Running out of toilet paper in a restroom is my greatest fear.
 
Man this is crazy/scary/awesome! That video from the car that parked and has the 2 and a half minute gap between seeing the meteorite and hearing the boom is amazing. What a world we live in, where all this is documented so extensively.
 
Man this is crazy/scary/awesome! That video from the car that parked and has the 2 and a half minute gap between seeing the meteorite and hearing the boom is amazing. What a world we live in, where all this is documented so extensively.

link?
 
I remember when I was about 10 and camping with my dad and brother one summer. We were watching all these shooting stars then one just kept getting brighter and brighter then FUCKING KABOOOOOM!

Scared the absolute shit out of me and put me off camping for years. We could also see a greenish glow on the horizon where it came down. My brother wanted to hike over and look but dad explained to him that even though it looked close (the next valley) it could be 100km away.
 
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