An Astronomy Blog
| Images of LCROSS Impact | 10.13.2009
10:00 |
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Some preliminary results showing the flash and thermal signature of the LCROSS Centaur impact have been posted online. First, for background information, the previous posts I wrote on this mission are located at: 1st LCROSS post, Viewing locations, and Post-impact first impressions.
Astronomy Picture of the Day posted an image taken in Mid-Infrared of the Centaur impact flash as seen from the LCROSS spacecraft, confirmation for any doubters who watched it live online. Post-processing can bring out details that cannot be revealed in realtime.
Secondly, the LRO spacecraft that was launched along with LCROSS made pre and post impact passes over the impact site, and the thermal data is online for comparison here at the NASA LCROSS official site. It shows an obvious dot of increased temperature in the middle of the large cold area in permanent shadow of the crater.
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The main reason for the Lunar CRater Observation and Sensing Satellite was to cause the moon dust to fly up in an area thought potentially likely to contain water. That was accomplished, and the data acquired from this plume of material, and this data is still being carefully analyzed for traces of water. Those results are still to come.
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