@bill93 The week number in WGS 84 references is when the update was implemented. The update is done with respect to the current version of ITRF. The ...

This is where the "bookkeeping" part of geodesy kicks in. In short, WGS 84 was developed by the US military to serve their needs. At the same time the...

I am reminded of the assertion (incorrectly attributed to Lord Kelvin) that the start of the 20th century would see the ƒ??end of physics.ƒ???ÿ ƒ??.....

More details:

Take a look at these: ?ÿ

@nezuko216 Glad you find the recommended dissertation useful. There is so much information available nowadays. Finding reliable information can be a ...

FWIW, I have not used the CSRS-PPP tool in years. I have yet dug out data for a submission. Nonetheless, I will say that your carrier phase residual ...

FWIW, On the issue of SVN/PRN designations see: ?ÿ ?ÿ From the US Space Command site this table of SV capabilities/characteristics: ?ÿ Space ...

@norman-oklahoma Just curious, do the DOT standards/specifications in OR and OK differ from those of the FGCS here: I certainly find the OP’s...

In addition to the links offered by John Nolton and Bill 93, I suggest the following: On the specific issue of the utility of the ITRF, remember th...

@spmpls Like Dr Schwartz, both Drs Snay and Soler have made notable contributions to geodesy and to the surveying world. Thankfully, during my worki...

Presentation posted here:/p> ?ÿ