National Height Modernization Partner Meeting Neil D Weston

National Height Modernization Partner Meeting Neil D. Weston National Geodetic Survey, NOS, NOAA Frankfort, Kentucky April 30 – May 1, 2013

CORS, OPUS and Geometric Datums Frankfort, Kentucky April 30 – May 1, 2013

CORS Network Today • • • Multi-nation network – 1867+ stations 226 contributing organizations Multi-purpose, cooperative endeavor Growth - 10 new stations per month $1. 1 billion in CORS benefits for 2012

CORS Management Components • CORS Staff – Silver Spring Campus – 15 FTEs – Boulder Campus – 2 FTEs • Computing Environment – RAIDS – Data Storage & Distribution – UNIX BLADE Servers – IT Support Staff • Data Holdings – 1994 to present – RINEX, L 2 C Observables, GLONASS – Station Coordinates, Velocities, Log Files

CORS Partnership Responsibilities • CORS Guidelines – Updated Jan 2013 • CORS Spacing – 70 Km – NOAA Mission – Applications – Redundancy • • GNSS Equipment – Receiver, Antenna, Mounts Site Operations – Power, Communications Metadata Uptime – 24/7 Operation

CORS Partners Federal State County/City Academia Survey/GIS Research Private 11% 22% 25 50 4% 45 9 12% 27 35 16% 34 14% 20% FEDERAL FAA USCG NASA NOAA USACE NSF

CORS Applications • • • 3 -D Positioning – NGS, Do. D, NGA, IGS, NASA Transportation – DOT, FAA, USCG, FRA, USACE, USGS Meteorology - NWS Space Weather – OAR, NCAR Geophysics – NSF, Academia Construction – Surveyors, Engineers, GIS/LIS Agriculture – Precision Farming Mining Petroleum & Natural Gas Industry

CORS Network

Online Positioning User Service • Operational – OPUS-S – OPUS-RS – OPUS-DB • Under Development – OPUS Projects – OPUS-Net – RTN Analysis

Online Positioning User Service (OPUS-DB) Publish / share data and information Ideal tool for monitoring, repeat measurements Dynamic OPUS-DB datasheet 5000+ points

OPUS-DB Solutions

Geometric Datum • Provide a modern spatial reference system which will align with the global reference frame • Global reference frame initiative – United Nations • Transformations / links to past reference frames • Host a number of summits – every three to four years • FGDC involvement, new datum definition – 2016 – External focus – International standards - ISO • Transition plan - 2016 • Education

Geometric Datum • • • Modernization of primary US datasets – 2019 Modernization of state and local datasets – 2020 State Plane Coordinates Federal and state legislation Readjustments of passive control