LCROSS en route |
LCROSS en route |
Jul 15 2009, 03:08 PM
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#1
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Junior Member Group: Members Posts: 87 Joined: 9-November 07 Member No.: 3958 |
While we're waiting for Those Pictures, here are a couple of shots of LCROSS from our campus observatory last night (0221, 027 UT on 15 July). 4 minute exposures tracking expected motion from the Horizons ephemeris, within 20 degrees of the southern horizon and fighting summertime haze as well as city lights. I wanted to catch it before its inclined orbit takes it too far south, after which it spends a week or so as a predawn object. The range was about 563,000 km, and the Centaur is no bigger than a CSM/LM combination, so this is a more difficult target than spotting an Apollo enroute was. (On the other hand, nobody had CCD imagers in 1969).
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Oct 3 2009, 08:45 PM
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#2
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Solar System Cartographer Group: Members Posts: 10256 Joined: 5-April 05 From: Canada Member No.: 227 |
Here's the latest info from Tony Colaprete, via the LCROSS Observation Group:
http://lcross.arc.nasa.gov/docs/LCROSS_Tar...date_100209.ppt LCROSS Observation Group: http://groups.google.com/group/lcross_observation And a modified version of his map: "Centaur Impact indicated by Red circle, SSC impact indicated by Blue circle" The shading is LOLA elevation, not hydrogen abundance. Phil -------------------- ... because the Solar System ain't gonna map itself.
Also to be found posting similar content on https://mastodon.social/@PhilStooke Maps for download (free PDF: https://upload.wikimedia.org/wikipedia/comm...Cartography.pdf NOTE: everything created by me which I post on UMSF is considered to be in the public domain (NOT CC, public domain) |
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