{HEAD ~ Two recent values} of {TAIL ~ the common view clock offset} and the network based clock offset can be combined or superposed in a seamless way to produce a final time offset estimate 
of
{ HEAD ~ Two recent values } of { TAIL ~ the common view clock offset } and the network based clock offset can be combined or superposed in a seamless way to produce a final time offset estimate
HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH