Cobb County Cooperative CORS
CCGE (East Cobb) Site
Equipment & Contact Info



Plot: http://www.ngs.noaa.gov/CORS/Coop/Plots/

East Cobb Site Information Form
Cooperative CORS Station

0. Form

Prepared by (full name) : Henry Bryan
Report Type : NEW
Prepared Using :

1. Site Identification of the GPS Monument

Site Name : EAST COBB COOP
Four Character ID : CCGE
Monument Inscription : none
IERS DOMES Number :
CDP Number :
Date Installed : 2004-08-28
Geologic Characteristic :
Bedrock Type :
Bedrock Condition :
Fracture Spacing :
Notes :
Additional Information : The antenna is mounted on a 1-1/2 inch galvenized pipe secured to the back of the brick building known as East Cobb County Government Center located at 4400 Lower Roswell Road

2. Site Location Information

City or Town : Marietta
State or Province : Georgia
Country : USA
Tectonic Plate : North America
Approximate Position
X coordinate (m) : 514,677.141
Y coordinate (m) : -5,270,746.430
Z coordinate (m) : 3,543,189.594
Latitude (deg) : 33-57-45.96531 N
Longitude (deg) : 84-25-22.33462 W
Elevation (ellipsoid m) : 299.952 m
Additional Information : NAD 83 POSITION (EPOCH 2002) computed by NGS in March 2005 using OPUS w/ 22 days of data

 

3. GPS Receiver Information

3.1 Receiver Type : LEICA GRX1200PRO
Serial Number : S/N 451112
Firmware Version : 1.35
Date Installed : 2004-08-28
Date Removed :
Additional Information :

3.2 Receiver Type : LEICA GRX1200PRO
Serial Number : S/N 451112
Firmware Version : 1.52
Date Installed : 2005-01-27
Date Removed : 2005-05-17 11:00 am Eastern Daylight Savings Time

NOTE: SENSOR (RECEIVER UNIT) ONLY WAS REMOVED FROM INSIDE MOUNTING ON BOARD DUE TO A MALFUNCTION.  SENSOR WILL BE REPLACED AND STATION WILL BE IN SAME LOCATION WITH A FEW MILLIMETERS DIFFERENCE IN POSITION AFTER RE-INSTALLATION AND RECALCULATION BY NGS. 
Additional Information :

3.3 Receiver Type : LEICA GRX1200PRO
Serial Number : S/N 45687
Firmware Version : 2.10
Date Installed : 2005-05-25  11:00 AM EASTERN DAYLIGHT SAVINGS TIME
Date Removed :
Additional Information : SENSOR (RECEIVER UNIT REPLACED COMPLETELY DUE TO A MALFUNCTION OF SOME TYPE WITHIN OLD SENSOR.  S/N SHOWN IN 3.3 IS THE NEW SENSOR AND DATA STARTED BEING COLLECTED ABOUT 11:15 AM EASTERN DAYLIGHT SAVINGS TIME (15:15 Z).

3.4 Receiver Type : LEICA GRX1200PRO
Serial Number : S/N 45687
Firmware Version : 2.120
Date Installed : 2005-07-13  9:30 AM EASTERN DAYLIGHT SAVINGS TIME
Date Removed :
Additional Information :

3.5 Receiver Type : LEICA GRX1200PRO
Serial Number : S/N 45687
Firmware Version :3.0
Date Installed : 2006-01-20  9:30 AM EASTERN STANDARD TIME
Date Removed :
Additional Information :

3.6 Receiver Type : LEICA GRX1200PRO
Serial Number : S/N 45687
Firmware Version :4.0
Date Installed : 2006-06-08  9:30 AM EASTERN DAYLIGHT SAVINGS TIME
Date Removed :
Additional Information :

3.7 Receiver Type : LEICA GRX1200PRO
Serial Number : S/N 45687
Firmware Version :4.1
Date Installed : 2006-11-02  9:30 AM Eastern Standard Time
Date Removed :
Additional Information :

3.8 Receiver Type: LEICA GRX1200PRO

Serial Number: S/N 45687

Firmware Version: 5.0

Date Installed: 2007-01-23     8:09 AM Eastern Standard Time

Date Removed:

Additional Information:

3.9 Receiver Type: LEICA GRX1200PRO

Serial Number: S/N 45687

Firmware Version: 5.60

Date Installed: 2007-12-12     15:28 Eastern Standard Time

Date Removed:

Additional Information:

4. GPS Antenna Information

4.1 Antenna Type : LEIAX1202
Serial Number : S/N 04020045
Antenna Height (m) : 0.000
Antenna Reference Point : BPA
Degree Offset from North :
Antenna Radome Type : NONEAntenna  Cable Length: Approximately 150 feet
Date Installed : 2004-08-28
Date Removed :2005-05-17  9:30 am Eastern Daylight Savings Time (13:30Z)
Additional Information :

4.2 Antenna Type : LEIAX1202 (NEW ANTENNA INSTALLED)
Serial Number : S/N 04180056
Antenna Height (m) : 0.000
Antenna Reference Point : BPA
Degree Offset from North :
Antenna Radome Type : NONE

Antenna  Cable Length: Approximately 150 feet
Date Installed : 2005-05-17 9:45 am Eastern Daylight Savings Time (13:45Z)
Date Removed :
Additional Information : Changed LEIAX1202 antenna itself out on May 17, 2005 due to apparent antenna problem. Serial number is now as shown in 4.2.  Mounting location is same and original LEIAX1202 antenna was unscrewed from the mount and the replacement LEIAX1202 antenna was screwed onto the same mount. There is probably a few millimeters differenxce in position because of screw threads after May 17, 2005 13:45Z.

5. Local Site Ties : NONE

6. Frequency Standard

6.1 Standard Type : NONE
Frequency :
Effective Dates :

Notes : 7. Collocation Information

7.x Instrumentation Type : NONE
Status :
Effective Dates :

Notes : 8. Meteorological Instrumentation : NONE

"9. On-Site, Point of Contact Agency Information" Agency : Cobb County DOT
" Mailing Address : 1890 County Services Parkway,Marietta, GA 30008
Primary Contact
Contact Name : Henry Bryan
Telephone (primary) : (770) 528-1662
Telephone (secondary) : ( )
Fax : (770) 528-1620
E-mail : hbryan@cobbcounty.org
Secondary Contact
Contact Name : Russell Rayoni
Telephone (primary) : (770) 528-1613
Telephone (secondary) :
Fax : (770-528-1620)
E-mail :
Additional Information :

10. Responsible Agency (see 9.)

11. More Information URL for More Information :
Hardcopy on File
Site Map : (Y)
Site Diagram : (Y)
Horizon Mask : (Y)
Monument Description : (Y)
Site Pictures : (Y)
Additional Information : visit URL Antenna Graphics with Dimensions

http://www.ngs.noaa.gov/ANTCAL/Models/LEI_AX1202.shtml