Earth's crust rising AND fallingInteresting that they refer to uplift. I would think that the stresses on the aquifers would more dramatically lead to...

You can use the algorithms in the old Leitz Ephemeris to solve your problem. You will need a current ephemeris. Here is a link to Mr Wahl'sbr>The only...

As to the specific issue of orbit availability, even the ultra-rapid orbits are adequate for most work.For a tabulation of the relative accuracy of ea...

While frequently not acknowledged, the USACE tool CORPSCON is an interface for an NGS suite of tools. Performing NAD27 to NAD83 transformations is don...

Are you sure the plumb bob isn't a Foucault pendulum? Seeit seems more likely as it is tied off.There are similar problems in the Las Vegas Valley in ...

> Hi all,> > I am having an issue with some old navigation data that I was hoping to get some help with.> > I have navigation data from...

Running the +qc option does explicitly provide the start and end time os the data set in its summary file output. If qc fails, check that the RINEX fi...

I agree with the readings above.Looking at the top image the degree reading is 273. Count the number of division lines from the 273 to the inverted nu...

FWIW,I like and use Matlab and Scilab and recommend both. While Excel is a powerful and useful tool, matrix methods are much easier accomplished using...

Unfortunately, this link doesn't seem to work. At least not today on my systems.In any event, take a look at this discussionbr>The ratio is basically ...

Take a look atfor cases when observing inclined sighting.

What I was trying to say is that rather than a light or vent, the center of tank was often the position. This was obtained by observing tangents. The ...

Intersection stations, like church steeples and radio towers, are frequently altered. In the many years since NGS positioned them, many have changed. ...

I noticed yesterday that..Congratulations are in order for TAMUCC. Small clarification however, they are Islanders not Aggies.

This is the GPS week rollover problem. See:

Looking at the numbers you post, I do not see where all the residuals are of the same sign. In the geocentric system the triplet of coordinates, XYZ, ...

Some information on the subject institutionThe information below is taken from the web site of the college soliciting temporary instructors:Jigme Namg...