The National Geodetic Survey

1
The National Geodetic Surveys Cooperative CORS
Program

• NGS Convocation
• October 24-28, 2005
• Don Haw
• Coop CORS Manager
• National Geodetic Survey

http//www.ngs.noaa.gov/CORS/Coop
2
Coop vs. National

• Web page shows status of sites
• Data downloaded daily to compute position using
  metadata in NGS Database
• If data not present for solution, no daily
  position will be calculated. Will NOT download
  data to archive.
• Data removed after 11 days

3
Coop vs. National

• National CORS outnumbers Coop CORS by nearly 7 to
  1
• Station Log and Data are the responsibility of
  the participant
• Not involved in multiyear solution, yet
• OPUS will not automatically select Coops

4
Coop vs. National

• Web page shows status of sites
• Data downloaded daily to compute position using
  metadata in NGS Database
• If data not present for solution, no daily
  position will be calculated.
• Data removed after 11 days

5
Coop_status.html
6
Coop vs. National

• Web page shows status of sites
• Data downloaded daily to compute position using
  metadata in NGS Database
• If data not present for solution, no daily
  position will be calculated.
• Data removed after 11 days

7
Coop CORS Data Collector
8
Coop vs. National

• Web page shows status of sites
• Data downloaded daily to compute position using
  metadata in NGS Database
• If data not present for solution, no daily
  position will be calculated.
• Data removed after 11 days

9
Repeatability Plot
Easy Drive in Austin, TX (EZAU)
10
Coop vs. National

• National CORS outnumbers Coop CORS by nearly 7 to
  1
• Station Log and Data are the responsibility of
  the participant
• Not involved in multiyear solution, yet
• OPUS will not automatically select Coops

11
Baseline Plot Coop
12
Baseline Plot National
13
Coop vs. National

• National CORS outnumbers Coop CORS by nearly 7 to
  1
• Station Log and Data are the responsibility of
  the participant
• Not involved in multiyear solution, yet
• OPUS will not automatically select Coops

14
Cors Station Log Tool
15
Coop vs. National

• National CORS outnumbers Coop CORS by nearly 7 to
  1
• Station Log and Data are the responsibility of
  the participant
• Not involved in multiyear solution, yet
• OPUS will not automatically select Coops

16
Multi-Year Solution
17
Coop vs. National

• National CORS outnumbers Coop CORS by nearly 7 to
  1
• Station Log and Data are the responsibility of
  the participant
• Not involved in multiyear solution, yet
• OPUS will not automatically select Coops

18
Select OPUS Sites