[LEAPSECS] New Year in Times Square

[Jonathan E. Hardis]

On Jan 1, 2011, at 12:05 AM, Daniel R. Tobias wrote:


> I just watched the ball drop in Times Square (on TV, not in person!),

> and noticed that my watch (auto-synced daily via radio signal) was

> about 15 seconds fast compared to the countdown clock used by the

> Times Square people and the TV network.  So what time standard do

> they use for syncing, and why does it differ from mine?  (My PC clock

> was a few seconds slower than Times Square, and it's also regularly

> synced via the Internet.)


Many time delays are introduced in broadcast signals.  See. e.g., http://www.atsc.org/cms/standards/is_266.pdf

      - Jonathan