Detection of a new satellite of asteroid Elisabetha (412) ? - 17 March 2016

I caught a very short drop just a few seconds before the predicted time of occultation of asteroid Elisabetha. It could be a new (not discovered yet) satellite of this asteroid.

The map with predicted path:

Light curve from video record.
The begin of occultation was at 17:46:59.265 UTC +/- 0.04s; end at 17:46:59.465 UTC +/- 0.04s. Total duration is je 0.2s +/-0.08s.

picture from

Picture showing chords comes from, author is Eric Frapa.