Throughout our web site, we are using Greenwich Mean or Meridian Time (GMT). Pacific Daylight Time (PDT) is seven hours behind GMT, i.e., PDT=GMT-07:00.
This page, http://ourocean.jpl.nasa.gov/SCB/,
is cleared by JPL Document Review CL#05-0255 and
is maintained by Quoc Vu
and was last modified on November 1, 2007