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diff --git a/README.md b/README.md new file mode 100644 index 0000000..c0eef9a --- /dev/null +++ b/README.md @@ -0,0 +1,22 @@ +# HTDP +Horizontal Time-Dependent Positioning (HTDP) is a utility that allows users to transform positional coordinates across time and between spatial reference frames. + +For additional information, contact: +NOAA National Geodetic Survey, +ngs.infocenter@noaa.gov + +Visit: +https://geodesy.noaa.gov/TOOLS/Htdp/Htdp.shtml + +## NOAA Open Source Disclaimer + +This repository is a scientific product and is not official communication of the National Oceanic and Atmospheric Administration, or the United States Department of Commerce. All NOAA GitHub project code is provided on an ?as is? basis and the user assumes responsibility for its use. Any claims against the Department of Commerce or Department of Commerce bureaus stemming from the use of this GitHub project will be governed by all applicable Federal law. Any reference to specific commercial products, processes, or services by service mark, trademark, manufacturer, or otherwise, does not constitute or imply their endorsement, recommendation or favoring by the Department of Commerce. The Department of Commerce seal and logo, or the seal and logo of a DOC bureau, shall not be used in any manner to imply endorsement of any commercial product or activity by DOC or the United States Government. + +Please note that there is no confidentiality on any code submitted through pull requests to NOAA National Geodetic Survey. If the pull requests are accepted and merged into the master branch then they become part of publicly accessible code. + +## License + +Software code created by U.S. Government employees is not subject to copyright in the United States (17 U.S.C. �105). The United States/Department of Commerce reserve all rights to seek and obtain copyright protection in countries other than the United States for Software authored in its entirety by the Department of Commerce. To this end, the Department of Commerce hereby grants to Recipient a royalty-free, nonexclusive license to use, copy, and create derivative works of the Software outside of the United States. + +## IMPORTANT NOTICE +*** HTDP should NOT be used to transform between NAD 83 realizations (2011, NSRS2007, HARN, etc.). It will not give correct results. To transform between NAD 83 realizations, use the NGS Coordinate Conversion and Transformation Tool (NCAT) instead. *** |