Howdy,I'd look at this Document describing GPS surveys as performed by Aeronautical Surveys program of NGSIf link does not work, cut and paste text be...

Howdy,Hope you enjoy the class.As best I understand OPUS Projects, it provides what we used to call a "network" or "multi-baseline" solution for a set...

Never mind.

Howdy,FWIW ... On the specific issue of editing RINEX files, I would NOT use anything other than teqc. While editing can be done with a text editor u...

Howdy,I do not know of any private company involvement in data collection. I expect the NGS state advisors would know. I became aware of the project...

Howdy,The reason for the two-meter height above ground is related to multi-path and tropospheric effects. The height allows multi-path to be more eas...

Howdy,I agree that NZ GNS has some excellent products/graphics. For more Canterbury earthquake details see: Canterbury earthquake detailsI don't find ...

Mr. Ehlert:Thanks for the link. Interesting article. Nice magazine.While the subject article discusses the offsets from the ARP, the choice of GPS a...

Howdy Mr. McMillan:Not sure what you mean. As for the notion behind GRAV-D, I like the explanation offered by the Geodetic Survey Division in Canada ...

Yeah, I usually leave my computer connected to the Internet unattended for extended periods. No one would want to mess with it after all.

Howdy,The following article from NOAA Weekly News indicates "hundreds" of participants. Hopefully better participation next time.Cheers,DMM

Howdy,Nice folks. Interesting old architecture.The question is "Where's WALDO?"Cheers,DMM