Q: What is the current difference between UT and the local time in Seattle? Today, during Standard Time, there is an 8-hour difference between UT and local time in Seattle (in the Pacific Time Zone). Q: Below is a chart showing the path of the shadow of asteroid Elsa as it passes in front of a faint star. Here in Rochester, on what local date, and at what local time, should we look for the event? The event will come close to Rochester at roughly UT Jan 27 00:31:00 Since Rochester is 5 hours behind UT in January, this event will take place at EST Jan 26 19:31:00 = 7:31 PM EST Jan 26