I suck at converting times on the fly, so here's a list:
Maintenance Window #1:
Date: Early hours of Friday, December 16th (CST)
Time: 2AM CST (12AM PST/3AM EST/8AM GMT/9AM CET)
All game servers and SWTOR.com will be offline during this period. This maintenance is expected to take no more than four hours, but could be extended.
Friday, December 16th, 7pm to 11pm.
Maintenance Window #2:
Date: Evening of December 19th (CST)
Time: 6PM CST (4PM PST/7PM EST/12AM GMT/1AM CET)
All game servers and SWTOR.com will be offline during this period. This maintenance is expected to complete before 11PM CST, and will mark the end of Early Game Access for Star Wars: The Old Republic.
Tuesday, December 20th, 11am to 4pm.
Maintenance Window #3:
Date: Early hours of December 22nd (CST)
Time: 2AM CST (12AM PST/3AM EST/8AM GMT/9AM CET)
All game servers and SWTOR.com will be offline during this period. This maintenance is expected to take no more than three hours, but could be extended.
Thursday, December 22nd, 7pm to 10pm.