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