2020 Recorded Webinars



2-3 pm
EDT

GPS on Bench Marks for NSRS Modernization

Galen Scott, National Geodetic Survey

This webinar will provide an update on the GPSonBM program’s progress toward the ambitious goals set for the 2022 Transformation Tool Campaign. We will recap the data received so far, review the existing tools, and explore remaining data gaps to focus participants’ efforts in 2021.

Technical Content Rating: Intermediate - Prior knowledge of this topic is helpful.
play video56
Min

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40.6
MB


2-3 pm
EST

NGS Coastal Mapping Program Update

Mike Aslaksen, Chief, Remote Sensing Division, National Geodetic Survey

NGS produces the national shoreline and nearshore bathymetry, providing critical baseline data for nautical charts; defining U.S. territorial limits, and managing our coastal resources. This webinar describes how NGS collects coastal mapping data, and the many ways the data are used.

Technical Content Rating: Beginner - No prior knowledge of this topic is necessary.
play video54
Min

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68.5
MB



2-3 pm
EDT

Global Reference Frames: What they Are and How/Why NGS Aligns to Them

Phillip McFarland, National Geodetic Survey

The U.S. National Spatial Reference System is aligned with the International Terrestrial Reference Frame. This presentation discusses what that statement means, why it is done, and how it is achieved.”

Technical Content Rating: Intermediate - Prior knowledge of this topic is helpful.
play video53
Min

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52
MB


2-3:30 pm
EDT

Delayed Release of the Modernized NSRS

Dr. Dru Smith, National Geodetic Survey

NOAA’s National Geodetic Survey (NGS) is announcing a delay in the release of the modernized National Spatial Reference System (NSRS). NGS is currently conducting a comprehensive analysis of ongoing projects, programs, and resources required to complete NSRS modernization and will continue to provide regular updates on our progress.

Technical Content Rating: Intermediate - Prior knowledge of this topic is helpful.
play video84
Min

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1.9
MB



2-3 pm
EDT

The NGS Coordinate Conversion and Transformation Tool (NCAT)

Krishna Tadepalli, Dr. Dru Smith, National Geodetic Survey

The NGS Coordinate Conversion and Transformation Tool (NCAT) allows easy conversion between coordinate systems and/or transformation among different reference frames/datums, in a single step. This webinar gives an overview of NCAT capabilities, with high-level information on the transformations “under the hood.”

Technical Content Rating: Intermediate - Prior knowledge of this topic is helpful.
play video52
Min

Download PowerPoint Slides
3.1
MB

Download PowerPoint Slides
0.1
MB


2-3 pm
EDT

State Plane 2022: The Shape of Things to Come

Dr. Michael Dennis, National Geodetic Survey

The stakeholder input received on design of the State Plane Coordinate System of 2022 (SPCS2022) reveals the shape of things to come. While some states will have little change from the existing State Plane, and others will have major changes, SPCS2022 will best meet their future geospatial needs.

Technical Content Rating: Intermediate - Prior knowledge of this topic is helpful.
play video89
Min

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44.9
MB



2-3 pm
EDT

NGS Aeronautical Survey Program Update

Mark Howard, National Geodetic Survey

This webinar provides an overview of the FAA Airports Surveying GIS (AGIS) Program and AGIS website, emphasizing the collection of survey data critical for developing instrument procedures. The webinar will discuss standard workflow and submission processes, and will clarify NGS’s role in reviewing data submissions.

Technical Content Rating: Intermediate - Prior knowledge of this topic is helpful.
play video50
Min

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21.5
MB


2-3 pm
EDT

OPUS-Projects for RTK Vectors and the GVX Format

Dan Gillins, National Geodetic Survey

NGS is developing OPUS-Projects so that GNSS vectors, including from real-time kinematic (RTK) surveys, can be uploaded to a survey network for least squares adjustment and submittal to NGS for publication. This has required developing a standardized GNSS vector exchange format known as GVX

Technical Content Rating: Advanced - A strong knowledge of this topic is advised.
play video54
Min

Download PowerPoint Slides
5.6 MB



2-3 pm
EDT

Gravity at NGS: Why We Need it and How We Measure It

Derek van Westrum, National Geodetic Survey

NGS will switch to a vertical datum based on geopotential in just a few years. With that in mind, this webinar will describe “geopotential,” how it relates to gravity, and how NGS collects gravity data. Learn about relative vs. absolute gravity, terrestrial vs. airborne gravity, gravity vs. gravity gradient, and more.

Technical Content Rating: Beginner - No prior knowledge of this topic is necessary.
play video52
Min

Download PowerPoint Slides
14 MB


2-3 pm
EST

NOAA Shoreline and Geospatial Products Review

Mike Aslaksen, National Geodetic Survey; Ken Logsdon, Jr., Dewberry

During this "town hall" webinar, we will update stakeholders on NGS’s efforts to improve shoreline.noaa.gov as an entry point to a more modernized and streamlined NOAA Shoreline Data Explorer (NSDE).

Technical Content Rating: Intermediate - Prior knowledge of this topic is helpful.
play video68
Min

NOTE: The format of this webinar will be focused on audience participation and interaction. Users of the NOAA Shoreline Data Explorer are particularly encouraged to attend.



2-3 pm
EST

GPS on Bench Marks: 2022 Transformation Tool Campaign Update

Galen Scott, National Geodetic Survey

This webinar will provide an update on the GPSonBM program, including progress on the 2022 Transformation Tool Campaign and upgrades to the web map application and the underlying priority mark algorithm, as well as a new and exciting online Mark Recovery Form.

Technical Content Rating: Intermediate - Prior knowledge of this topic is helpful.
play video73
Min

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21.5 MB


2-3 pm
EST

Organizational Alphabet Soup: IGOs, NGOs & OGAs

Dr. Daniel R. Roman, National Geodetic Survey

NGS is involved in a great many activities involving InterGovernmental Organizations, Non-Governmental Organizations, and Other Governmental Organizations. The presentation will describe how NGS' activities support those organizations.

Technical Content Rating: Beginner - No prior knowledge of this topic is necessary.
play video35
Min

Download PowerPoint Slides
2.9 MB