What a Difference a Day Makes!

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	What a Difference a Day Makes!

n2teaching

4-16-2008 12:53 PM

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tags:

probability, nasa, esa, apophis, satellite, orbit, collision, asteroid

n2teaching says:

It seems that NASA and the European Space Administration did NOT say these new predictions by student are correct. It seems that NASA has already accounted for the orbits of the satellites in their collision calculations, so the 1:45,000 probability stands.

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<div style="margin: 12px 0px; font-family: arial; color: #333333; background: #ffffff; border: solid 4px #e5e5e5; width: 100%; clear: left;"><div class="CM_CTB_Content_Wrap" style="margin: 0px; padding: 0px;background-color: #ffffff;"><div style="border-bottom: solid 1px #dcdcdc; white-space: nowrap; margin-bottom: 8px; background-color: #eeeeee ;background-image: url(http://clipmarks.com/images/source-bg.gif); background-repeat: repeat-x; height: 24px; line-height: 24px; vertical-align: middle; padding-bottom: 4px; color: #666666; font-size: 10px;" ><a href="http://clipmarks.com/clip-to-blog/" title="see clips that are hot right now"><img src="http://content.clipmarks.com/blog_embed/85b98309-8f16-494a-a825-c96cb3a6f289/D7C2245B-7A0F-4618-96A6-58305D25B675/" alt="" width="19" height="19" border="0" style="vertical-align: middle; margin: 0px 4px; display: inline; border: none; float:none;" /></a>clipped from <a title="http://www.theregister.co.uk/2008/04/16/esa_german_schoolboy_apophis_denial/" href="http://www.theregister.co.uk/2008/04/16/esa_german_schoolboy_apophis_denial/" style="font-size: 11px;">www.theregister.co.uk</a></div><blockquote style="text-align: left; padding: 0px 8px; margin: 4px 0px 8px 0px; background: transparent; border: none;" cite="http://www.theregister.co.uk/2008/04/16/esa_german_schoolboy_apophis_denial/"><H2>Schoolboy's asteroid-strike sums are wrong</H2></blockquote><div style="height: 2px; font-size: 2px; background: #dcdcdc; border-bottom: solid 1px #f5f5f5; margin: 2px 4px;"></div><blockquote style="text-align: left; padding: 0px 8px; margin: 4px 0px 8px 0px; background: transparent; border: none;" cite="http://www.theregister.co.uk/2008/04/16/esa_german_schoolboy_apophis_denial/"><H3 class="Standfirst">German kid saw 1 in 450 chance of Apophis apocalypse</H3></blockquote><div style="height: 2px; font-size: 2px; background: #dcdcdc; border-bottom: solid 1px #f5f5f5; margin: 2px 4px;"></div><blockquote style="text-align: left; padding: 0px 8px; margin: 4px 0px 8px 0px; background: transparent; border: none;" cite="http://www.theregister.co.uk/2008/04/16/esa_german_schoolboy_apophis_denial/"><DIV class="Byline">By <A title="Send email to the author" href="http://forms.theregister.co.uk/mail_author/?story_url=/2008/04/16/esa_german_schoolboy_apophis_denial/">Lewis Page</A> <SMALL class="MoreByAuthor">→ <A title="More stories from this site by Lewis Page" href="http://search.theregister.co.uk/?author=Lewis%20Page">More by this author</A></SMALL></DIV></blockquote><div style="height: 2px; font-size: 2px; background: #dcdcdc; border-bottom: solid 1px #f5f5f5; margin: 2px 4px;"></div><blockquote style="text-align: left; padding: 0px 8px; margin: 4px 0px 8px 0px; background: transparent; border: none;" cite="http://www.theregister.co.uk/2008/04/16/esa_german_schoolboy_apophis_denial/"><DIV class="Date"><SMALL>Published Wednesday 16th April 2008 11:06 GMT</SMALL></DIV></blockquote><div style="height: 2px; font-size: 2px; background: #dcdcdc; border-bottom: solid 1px #f5f5f5; margin: 2px 4px;"></div><blockquote style="text-align: left; padding: 0px 8px; margin: 4px 0px 8px 0px; background: transparent; border: none;" cite="http://www.theregister.co.uk/2008/04/16/esa_german_schoolboy_apophis_denial/"><P>There's only one problem with the story: the kid's sums are in fact wrong, NASA's are right, and the ESA swear blind they never said any different. An ESA spokesman in Germany told the <EM>Reg</EM> this morning: "A small boy did do these calculations, but he made a mistake... NASA's figures are correct."</P></blockquote><div style="height: 2px; font-size: 2px; background: #dcdcdc; border-bottom: solid 1px #f5f5f5; margin: 2px 4px;"></div><blockquote style="text-align: left; padding: 0px 8px; margin: 4px 0px 8px 0px; background: transparent; border: none;" cite="http://www.theregister.co.uk/2008/04/16/esa_german_schoolboy_apophis_denial/"><P>It would appear that the intial article in the <EM>Potsdamer Neueste Nachrichten</EM>, which <A target="_blank" href="http://translate.google.com/translate?hl=en&sl=de&u=http://www.pnn.de/Pubs/potsdam/pageviewer.asp?TextID=16107&sa=X&oi=translate&resnum=1&ct=result&prev=/search?q=site:www.pnn.de%2Bnico%26hl=en%26safe=off%26rlz=1B3GGGL_enGB249GB249">says</A> that NASA and the ESA endorsed Nico Marquardt's calculations, was incorrect. The story was picked up by German tabloids and the AFP news wire, and is now <A target="_blank" href="http://science.slashdot.org/article.pl?sid=08/04/16/001241&from=rss">all over the internet</A>.</P></blockquote><div style="height: 2px; font-size: 2px; background: #dcdcdc; border-bottom: solid 1px #f5f5f5; margin: 2px 4px;"></div><blockquote style="text-align: left; padding: 0px 8px; margin: 4px 0px 8px 0px; background: transparent; border: none;" cite="http://www.theregister.co.uk/2008/04/16/esa_german_schoolboy_apophis_denial/">because Apophis will pass interior to the positions of these satellites at closest approach,</blockquote><div style="height: 2px; font-size: 2px; background: #dcdcdc; border-bottom: solid 1px #f5f5f5; margin: 2px 4px;"></div><blockquote style="text-align: left; padding: 0px 8px; margin: 4px 0px 8px 0px; background: transparent; border: none;" cite="http://www.theregister.co.uk/2008/04/16/esa_german_schoolboy_apophis_denial/">does not threaten the satellites in that heavily populated region.</blockquote><div style="height: 2px; font-size: 2px; background: #dcdcdc; border-bottom: solid 1px #f5f5f5; margin: 2px 4px;"></div><blockquote style="text-align: left; padding: 0px 8px; margin: 4px 0px 8px 0px; background: transparent; border: none;" cite="http://www.theregister.co.uk/2008/04/16/esa_german_schoolboy_apophis_denial/"><P>All in all, it seems there's no need to dust off the <A target="_blank" href="http://www.theregister.co.uk/2007/08/06/nasa_nuke_bot_vs_doom_boulder/">asteroid-busting space nukes</A> just yet. ®</P></blockquote></div><div style="margin: 0px 6px 6px 4px;"><table style="font-size: 11px;border-spacing: 0px;padding: 0px;" cellpadding="0" cellspacing="0" width="100%"><tr><td style="background:transparent;border-width:0px;padding:0px;">&nbsp;</td><td align="right" style="background:transparent;border-width:0px;padding:0px;width:107px" width="107"><a href="http://clipmarks.com/share/D7C2245B-7A0F-4618-96A6-58305D25B675/blog/" title="blog or email this clip"><img src="http://content8.clipmarks.com/images/c2b-foot.png" border="0" alt="blog it" width="107" height="17" style="border-width:0px;padding:0px;margin:0px;" /></a></td></tr></table></div></div>