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Originally posted by daryllyn
reply to post by TauCetixeta
Check Wikipedia.
Wiki is not a reliable source.
Just sayin'....
The article is saying that we would have a 30 minute warning before it ejects, not a 30 minute warning of it hitting the earth.
edit on 7-2-2013 by daryllyn because: (no reason given)
CMEs typically reach Earth one to five days after leaving the Sun.
Originally posted by 1Providence1
Originally posted by daryllyn
reply to post by TauCetixeta
Check Wikipedia.
Wiki is not a reliable source.
Just sayin'....
The article is saying that we would have a 30 minute warning before it ejects, not a 30 minute warning of it hitting the earth.
edit on 7-2-2013 by daryllyn because: (no reason given)
Quite the contrary, wikipedia tends to have quite a bit of accurate and useful information.
The Earth is roughly 90 million miles from the Sun, so yes, we would have well into a day or more's warning of a direct-hit CME.
Wiki:
CMEs typically reach Earth one to five days after leaving the Sun.
As for knowing when a CME is going to go off in general, I don't believe we have that capability yet, or so I believe.
It is inevitable that an extreme solar storm – caused by the Sun ejecting billions of tonnes of highly-energetic matter travelling at a million miles an hour – will hit the Earth at some time in the near future, but it is impossible to predict more than about 30 minutes before it actually happens, a team of engineers has warned.
Originally posted by IronVelvet
I believe they mean 30 minutes from the time it erupts from the sun to the time it hits earth. The distance from earth to the sun is almost 93 million miles. At a million miles per hour thats 93 minutes. They can travel over a million miles per hour. So yes it could be 30 minutes from the time it erupts to the time it hits. They are trying to be dramatic (to get your attention).
Originally posted by borracho
Just unplugging your device is not enough to protect it form an EMP. The EMP will genereate a huge surge of energy in any and all circuits it hits whetehre they are pugged in or not. The faraday cage is the only way to protect your electronics. It works by diverting the energy around your device and grounding it before it can damage the circuits. I hadn't thought of using a microwave as one, interesting idea. I did see a low cost faraday cage made out of a metal trash can that seemed to work, so it does not have to be an overly complicated structure.
Originally posted by CristobalColonic
30 minutes before it hits is not 'predicting' anything- it's merely seeing it emitted and estimating its travel time.
If it happens, make sure you know how to light a fire and to hunt for your food.
Originally posted by Dustytoad
Originally posted by IronVelvet
I believe they mean 30 minutes from the time it erupts from the sun to the time it hits earth. The distance from earth to the sun is almost 93 million miles. At a million miles per hour thats 93 minutes. They can travel over a million miles per hour. So yes it could be 30 minutes from the time it erupts to the time it hits. They are trying to be dramatic (to get your attention).
NO... Miles per hour.. Not Miles per minute... They do teach math in school still yea? So do tell me where the minutes are coming from when the units are in hours.
you are off by a factor of 60...
I already did that math for you.. It's 93 hours.. I also did the math for the fastest EVER detected which puts it at around 12.9 hours... That one was going 7.2 Million miles per hour..
Unless the CME is going 186 MILLION miles per hour it won't get here in 30 minutes... CME's don't go that fast by the way.. Being that it's 26 times faster than the fastest ever seen..
Check out some of my posts in the thread..
The entire article is really stupid.edit on 2/8/2013 by Dustytoad because: (no reason given)
Originally posted by wrkn4livn
reply to post by TauCetixeta
Kind of makes sense that a huge amount of particles would take longer to hit the Earth. More mass would take longer unless so much energy was also release to push the large mass. Can the Sun release that much energy in a single burst? I'd have to defer to the engineers.
Originally posted by dragnik
And this? www.npr.org... -to-buzz-earth-next-weekedit on 2/8/2013 by dragnik because: change
HAVE JUST BEEN INFORMED: WARNING ISSUED FOR MASS CORONAL EJECTION FROM THE SUN OVER NEXT 72 HOURS-INFO SOURCE STATED THAT BEST NOT TO TRAVEL IN PLANES AND STAY INSIDE AS OPPOSED TO OUTSIDE ACTIVITIES.ON A SCALE OF 1-10 ITS A 10- SOURCE- THIS CAME FROM DEEP BACKGROUND SOURCE IN US MILITARY RELAYED THROUGH CUTOUT!