Exhibit Hall hours and list of vendors on the AAS website
The CEAL 2012 online schedule has just been updated (link above). Note that unlike other years, the Exhibit hall with vendor displays will not open on Friday (3/16), NOT Thursday.
According to the AAS website, the Exhibit Hall hours will be:
Friday, March 16, 10:00am – 6:00pm
Saturday, March 17, 10:00am – 7:00pm
Sunday, March 18, 9:00am – 12:00pm