Too bad you didn’t see the data. It is really hard to get good gravity data from a land vehicle: GPS signal interrupted by underpasses, stiff shocks on the vehicle, long uphills and downhills. It would be interesting see gradient data acquired from a land vehicle. Does anyone have any to share?
Sent from my iPhone > On Aug 7, 2019, at 11:15 AM, Greg Hodges via SEGMIN > <[email protected]> wrote: > > I met someone from this group at a SAGEEP some years ago. They had a > Lockheed Martin gravity gradiometer (the FTG?) in a van that they drove > around at something like 5km/hr collecting data. They weren't saying what > they wanted from such detailed data. > > I don't recall the name, or whether they gave a paper at SAGEEP, but I don't > think so. > > Greg Hodges > > > On Wednesday, August 7, 2019, 10:42:50 a.m. EDT, Ken Witherly via SEGMIN > <[email protected]> wrote: > > > Dear Colleagues- > > > > I received this email yesterday and as I was not aware of this program, I > felt it might be of interest to others on the list server. > > > > I have not other information other than what is shown below. > > > > Regards/Ken > > ====================================================== > > Hello, > > > > My name is Rose Ganley, I work for the National Geospatial-Intelligence > Agency (NGA), formerly the National Imagery & Mapping Agency (NIMA) and part > of the United States Government. My department, Geomatics, runs an informal > data exchange with a number of universities, energy companies, and > independent scientists around the world. We are interested in collecting > gravity surveys, both over land and water, in support of products such as the > World Geodetic System (WGS 84), Earth Gravity Model (EGM08), and other DoD > requirements that many different groups within the international scientific > community use on a daily basis. In exchange we provide our gravity model > free-of-charge as well as a wide array of geospatial data upon request. > > > > In the past some geophysical firms in the US have given us what they called > “patriotic contributions” in support of our main customer, the US military. > If your company felt so inclined, please know that we would keep your > contributions out of the hands of any third parties and internal to NGA only. > If you’re wondering what parts of the world we are most interested in, > anything that is in the news as well as mountainous areas are generally > high-priority areas for us, as well as developing areas such as many African > countries. > > > > We also do have a gravity meter loan program, which I can send you more > information about if you are interested. Finally, we can sometimes trade data > in exchanges that are mutually beneficial – this includes RBS stations around > the US and globally. > > > > I appreciate your consideration and look forward to hearing from you. > > > > Rose Ganley > > [email protected] > > Data Acquisitions > > Office of Geomatics > > National Geospatial-Intelligence Agency > > > > ----------------------- > SEGMIN community mailing list service ([email protected]). > Change your personal options here: > https://lists.geosoft.com/mailman/options/segmin/hodgesgreg%40ymail.com > Colleagues can join here: https://lists.geosoft.com/mailman/listinfo/segmin > Archives: https://lists.geosoft.com/mailman/private/segmin/ > NOTE that <Reply> will reply to all members of the list. > ----------------------- > SEGMIN community mailing list service ([email protected]). > Change your personal options here: > https://lists.geosoft.com/mailman/options/segmin/cjmnind%40gmail.com > Colleagues can join here: https://lists.geosoft.com/mailman/listinfo/segmin > Archives: https://lists.geosoft.com/mailman/private/segmin/ > NOTE that <Reply> will reply to all members of the list.
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