National Aeronautics and Space Administration . ... Steven W. Lindsey (Colonel, USAF, Ret.) ... In between his first two flights, he worked as the shuttle landing and rollout representative, responsible for training flight crews and testing orbiter landing techniques and flying qualities.€а After his second flight , Lindsey served as Deputy for Shuttle Operations and Co-Chairman of the Space Shuttle Cockpit Council, responsible for designing, testing, and implementing ... JULY 2011 ...

. Authors . Problem . Method . Advises . Contact Analysis of an accuracy of CCD asteroid observations carried out by professional and amateur astronomers . An accuracy estimation of CCD asteroid observations contained in the Minor Planet Center Database and carried out in the years 1999 - 2006 is realized. About 20 millions individual positions of the Numbered and Unnumbered Minor Planets were tested by means of calculations of (O-C) residuals to derive "mean error of a single observation" for more than 400