Hctor M' Sanabria Valentn

1
Civil GPS Service Interface Committee States and
Local Government Subcommittee Regional
Meeting Puerto Rico May 23-24, 2006

• Héctor M. Sanabria Valentín
• President Marel Bayamón, Inc.
• hmsvcm_at_prtc.net
• [phone]

2
Marel Bayamon, Inc. CORS

• The presentation will consist of 6 basic topics
• Different installations
• Installed by different federal agencies, states
  and local governments
• Different manufacturers
• CORS Coverage
• Process to establish Marel Bayamon, Inc CORS
• Existing CORS in Puerto Rico

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CONTINUOUSLY OPERATING REFERENCE STATIONS (CORS)
Continuously Operating Reference Stations
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CONTINUOUSLY OPERATING REFERENCE STATIONS (CORS)

• Installed and Operated by diverse
  Federal-State-local Agencies Network of more than
  900 stations
• NOAA/National Geodetic Survey
• NOAA/Global Systems Division
• U.S. Coast Guard - DGPS/NDGPS
• Corps of Engineers - DGPS
• FAA - WAAS/LAAS
• State DOTs
• County and City
• Academia
• Private Companies

5
CONTINUOUSLY OPERATING REFERENCE STATIONS (CORS)

• Variety of Geodetic Quality Dual-
  Frequency
• Antennas and Receivers
• Allen-Osborne
• Ashtech/Thales
• Leica
• Topcon
• Trimble

6
(No Transcript)
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Marel Bayamon CORS Processed with OPUS And IGS
Rapid Orbits
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Marel Bayamon CORS validation data using RTK
with Mobile Phone
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RTK Using Cellular Phone

• Sanabria

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RTK Using Cellular Phone

• Diaz

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RTK Using Cellular Phone

• GUN

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RTK Using Cellular Phone

• Berrios

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RTK Using Cellular Phone

• Comerio

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RTK Using Cellular Phone

• CANO RESET

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Marel Bayamon CORS Position Processing with OPUS
and Precise Orbits
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Difference Between IGS Rapids and IGS Precise

• IGS Rapid
• 261482.924 N 228781.416 W -16.862
  Hae
• IGS Precise
• 261482.923 N 228781.419 W
  -16.867 Hae
• Difference
• -.001 N .003 W -.005 Hae

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MAREL BAYAMON INC (PRMA), PUERTO RICO
__________________________________________________
___________________________

Antenna Reference Point(ARP)
MAREL BAYAMON INC CORS ARP
--------------------------------------------------
------
PID DH3840



ITRF00 POSITION (EPOCH 1997.0)

Computed in June 2005 using 31 days of data.
X
2447022.439 m latitude 18 23 19.08890 N
Y -5537920.444 m
longitude 066 09 39.46539 W
Z 1999243.072 m ellipsoid height
-18.767 m

ITRF00 VELOCITY
Set
equal to velocity for pur3, computed in Apr.
2004. VX 0.0058
m/yr northward 0.0124 m/yr
VY 0.0073 m/yr eastward
0.0083 m/yr VZ
0.0116 m/yr upward -0.0005 m/yr



NAD_83 (CORS96)
POSITION (EPOCH 2002.0)
Transformed from ITRF00 (epoch
1997.0) position in June 2005.
X 2447023.107 m latitude 18 23
19.07930 N Y
-5537922.191 m longitude 066 09 39.46862
W Z 1999243.382 m
ellipsoid height -16.897 m

NAD_83 (CORS96)
VELOCITY
Transformed from ITRF00 velocity in
June 2005.
VX 0.0148 m/yr northward 0.0050 m/yr
VY 0.0089 m/yr
eastward 0.0171 m/yr
VZ 0.0045 m/yr upward
-0.0006 m/yr
_______________________________________________
______________________________
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MAREL BAYAMON INC (PRMA), PUERTO RICO
19
MAREL BAYAMON INC (PRMA), PUERTO RICO
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HARDWARE CONFIGURATION
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Existing CORS in US Territories
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Existing and Proposed CORS in Puerto Rico.
PR4N
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Questions

• ?