Extended Downtime Thursday, February 17 (http://www.eveonline.com/news.asp?a=single&nid=4401&tid=1)
15 February 2011, 6:29 pm
Tranquility will undergo and additional 30 minutes of maintenance on Thursday, February 17, 2011, while we upgrade our SQL database. Downtime will begin as normally scheduled at 11:00 UTC, and Tranquility is anticipated to return to service at 12:00 UTC.
Source: eveonline.com | news from EVE (http://www.eveonline.com/)