Absolute time accuracy is essential to connect together all the
observations after the fact. Check the time of your computer with many
talked hour, different internet sites, ideally with a GPS).
Beware of the dead times between images. If you manage an exposure time
of 1 sec, but have a read time of 3 sec, then there is a 75% chance
that you lose the dis(re)-appearance of the star. Then it is better to
have, say, a 4 sec integration, as you have a 40% chance to miss the
-> There is many bright stars in the field, so you can select a
of your CCD to acquire the occultation images, THIS CAN DRASTICALLY
REDUCE THE DEAD TIME.
Finding charts (from DSS R band):
20x20 arc min