GPS-DERIVED HEIGHTS, Part I (Webinar)

October 6th, 1:00-4:00pm ET

• Access Presentations (ppt and pdf)

• Access Audio and Presentations

  • Part I, first half, presentation by Dave Doyle (just click on 'player.html', not any of the other files)

  • Rest of presentations will be posted as soon as possible

• Complete evaluation form

PART 1: DEVELOPMENT AND DESCRIPTION OF NGS GUIDELINES

• Dave Doyle
  • The National Spatial Reference System (NSRS)
  • Methods for Vertical Control-Obtainable Accuracies, National Standards
  • Vertical Datums - Tidal, NGVD29, NAVD 88
  • Ellipsoid Heights
  • Geoid Heights
• Bill Henning
• Height Modernization Program Background
• NOS/NGS 58 Static GPS Guidelines

Webinar System Requirements:

PC-based attendees Required: Windows® 2000, XP Home, XP Pro, 2003 Server, Vista

Macintosh®-based attendees Required: Mac OS® X 10.4 (Tiger®) or newer

You will be connected to audio using your computer’s microphone and speakers (VoIP). A headset is recommended.

If you cannot receive audio through your computer, you can call in:

phone number: 877-988-6989

passcode: 1680881

recording