The occultation of a star by asteroid Hansa (480) - 15 April 2013

This is my third asteroid occultation in this year.

The map with predicted path:

Light curve from video record.
The begin of the occultation was at 01:32:19.0319 UTC +/- 0,02s; the end at 01:32:23.2320 UTC +/- 0,02s. The whole duration was 4,2s +/-0,04s.

Technical information:
Optics:Newton 35cm
Camera:Watec 902H Ultimate +
Precision GPS Time Video Overlay Unit (1 PPS)