maybe "asteroid bounce"? (EAE) 73 Bob W7LRD ----- Original Message ----- From: "Vince Fiscus, KB7ADL" <[email protected]> To: [email protected] Sent: Thursday, February 7, 2013 7:18:47 AM Subject: [amsat-bb] Re: Close encounters of the Asteroidal Kind
At 01:06 AM 2/7/2013 -0500, [email protected] wrote: >Next week (Feb 15) the earth will be visited by asteroid 2012 DA14 passing >inside the gestationary satellite orbits. To quote from >http://echo.jpl.nasa.gov/asteroids/2012DA14/2012DA14_planning.html, >>2012 DA14 was discovered by the La Sagra Sky Survey in Spain on February >>23, 2012. >>This object will make an extremely close approach to within 0.00023 AU of >>Earth at >>19:25 UT (11:25 AM PST) on February 15, 2013. That is only 0.09 lunar >>distances or 5.4 Earth >>radii from the center of the Earth. The close approach will be about >>28000 km above Earth's >>surface. That's inside the distance to geosynchronous satellites but >>thousands of kilometers >>above the elevation for low-Earth-orbit spacecraft such as the >>International Space Station. >>At the time of closest approach, the asteroid will move about 0.8 degrees >>per minute. >There is considerable interest in the astronomy community over plans to do >radar tracking of the asteroid. The Goldstone 70M dish will be running MAX >QRO with 435 kW. > >73 de Tom, K3IO I know some might think this is off topic, but I enjoy seeing reports like these on the BB. Thanks Tom. KB7ADL _______________________________________________ Sent via [email protected]. Opinions expressed are those of the author. Not an AMSAT-NA member? Join now to support the amateur satellite program! Subscription settings: http://amsat.org/mailman/listinfo/amsat-bb _______________________________________________ Sent via [email protected]. Opinions expressed are those of the author. Not an AMSAT-NA member? Join now to support the amateur satellite program! Subscription settings: http://amsat.org/mailman/listinfo/amsat-bb
