Hi Just as there are Time Nuts, there are Tide Nuts (I suppose it’s capitalized …). There is a a lot of data out there on just what sort of solid tides one might see at this or that point.
Bob > On Dec 10, 2017, at 7:29 AM, Azelio Boriani <azelio.bori...@gmail.com> wrote: > > Is that a Trimble Thunderbolt? Is there a way to compute the uncertainties? > > On Sun, Dec 10, 2017 at 2:42 AM, Tom Holmes <thol...@woh.rr.com> wrote: >> Mark... >> You're place really moved a foot in 48 hours? Impressive and scary! >> >> From Tom Holmes, N8ZM >> >>> On Dec 9, 2017, at 8:19 PM, Mark Sims <hol...@hotmail.com> wrote: >>> >>> Which gets real fun with things like solid earth tides getting involved. >>> Lady Heather can now calculate and plot solid earth tides. Over the last >>> 48 hours my place moved up/down 315 mm and gravity changed 186 >>> microgals... and that was a rather stable period. >>> >>> ------------------ >>> >>>> A 1 meter change in elevation corresponds to a frequency offset of about >>>> 1e-16. So for 1e-18 levels of performance you "only" need to know g, or >>>> your elevation to 1 cm accuracy. >>> <tides.gif> >>> _______________________________________________ >>> time-nuts mailing list -- time-nuts@febo.com >>> To unsubscribe, go to >>> https://www.febo.com/cgi-bin/mailman/listinfo/time-nuts >>> and follow the instructions there. >> >> _______________________________________________ >> time-nuts mailing list -- time-nuts@febo.com >> To unsubscribe, go to https://www.febo.com/cgi-bin/mailman/listinfo/time-nuts >> and follow the instructions there. > _______________________________________________ > time-nuts mailing list -- time-nuts@febo.com > To unsubscribe, go to https://www.febo.com/cgi-bin/mailman/listinfo/time-nuts > and follow the instructions there. _______________________________________________ time-nuts mailing list -- time-nuts@febo.com To unsubscribe, go to https://www.febo.com/cgi-bin/mailman/listinfo/time-nuts and follow the instructions there.
