2003 SM215 (very small Apollo making close approach to Earth)
Discovered by LINEAR on 2003 Sep 28 and confirmed at Great Shefford
at 01:00 UT Sep 29th when it was about 1/2° from its predicted path.
Exposures of 30 seconds were used to reveal the object's motion,
afterwards series of four second exposures were taken to freeze the
motion for astrometric measures to be made:-