10AM PST is 1PM EST
It will be 2100 (9pm).
1 PM Eastern Daylight Saving Time (Australia) = 6 PM PST = 7 PM PDT 1 PM Eastern Standard Time (Australia) = 7 PM PST = 8 PM PDT 1 PM Eastern Daylight Saving Time (America) = 9 AM PST = 10 AM PDT 1 PM Eastern Standard Time (America) = 10 AM PST = 11 AM PDT
1pm in eastern time is 12 noon in central time
PST is behind by 16 hours to Philippine Time 9PM PST is equivalent to the following day 1PM in Philippine Time. For example: If its 9PM Thursday in US/Canada, its already 1PM Friday in the Philippines.
At 1 PM EDT, it's 9 AM PST and 10 AM PDT.