Hi
> On Jul 2, 2018, at 6:49 PM, Michael Baker <mp...@clanbaker.org> wrote: > > Time Nutters-- > > Mark Sims said of the latest release of Lady Heather: > >> There are several cosmetic tweaks. > > A major new feature is the ability to write RINEX files for receivers that > can output satellite RAW observation data. RINEX files can be processed to > produce very accurate positions (typically 150-250mm for L1 only receivers, > 10mm for L1/L2 receivers). The recommended online processor is CSRS-PPP > from Natural Resources of Canada (NARCAN)... they seem to be the only service > that supports L1 only data. > ************ > > In layman's terms, what does this mean with regard to being > able to set an *AFFORDABLE* GPS RX out in the field and use it > to do site surveys and process the recorded RINEX data later to > establish the geo-position of each of the sites within a precision > of +/- a few centimeters? I presume this may not be a simple as > setting up my Trimble Thunderbolt and Lady Heather V6.0 in the > field and gathering RINEX files for a few minutes....?? Even with L1/L2 survey gear, “a few centimeters” is a bit more than a few minutes of data. So far, 24 hour records with L1 gear have given meter level precision. Bob > > Mike Baker > Micanopy, FL > ************* > > > _______________________________________________ > time-nuts mailing list -- time-nuts@lists.febo.com > To unsubscribe, go to > http://lists.febo.com/mailman/listinfo/time-nuts_lists.febo.com > and follow the instructions there. _______________________________________________ time-nuts mailing list -- time-nuts@lists.febo.com To unsubscribe, go to http://lists.febo.com/mailman/listinfo/time-nuts_lists.febo.com and follow the instructions there.
