Cobb County Cooperative CORS
CCGN (North Cobb) Site
Equipment & Contact Info



Plot: ftp://www.ngs.noaa.gov/cors/Coop/Plots


North Cobb Site Information Form
National CORS Station

0. Form

Prepared by (full name) : Henry Bryan
Date Prepared : 2008-08-12
Report Type : UPDATE
If Update:
Previous Site Log : ccgn_20070125.log
Modified/Added Sections : 3.12 and 3.13

1. Site Identification of the GNSS Monument

Site Name : NORTH COBB
Four Character ID : CCGN
Monument Inscription :
IERS DOMES Number : (A9)
CDP Number : (A4)
Monument Description : (PILLAR/BRASS PLATE/STEEL MAST/etc)
Height of the Monument : (m)
Monument Foundation : (STEEL RODS, CONCRETE BLOCK, ROOF, etc)
Foundation Depth : (m)
Marker Description : (CHISELLED CROSS/DIVOT/BRASS NAIL/etc)
Date Installed : 2004-08-28
Geologic Characteristic : (BEDROCK/CLAY/CONGLOMERATE/GRAVEL/SAND/etc)
Bedrock Type : (IGNEOUS/METAMORPHIC/SEDIMENTARY)
Bedrock Condition : (FRESH/JOINTED/WEATHERED)
Fracture Spacing : (1-10 cm/11-50 cm/51-200 cm/over 200 cm)
Fault zones nearby : (YES/NO/Name of the zone)
Distance/activity : (multiple lines)
Additional Information : The antenna is mounted on a 1-1/2 inch
galvenized pipe secured to the back of the stone
building known as North Cobb County Government
Center located at 2380 Highway 41 North.

2. Site Location Information

City or Town : Kennesaw
State or Province : Georgia
Country : USA
Tectonic Plate : North American
Approximate Position (NAD 1983)
X coordinate (m) : 497513.912
Y coordinate (m) : -5269499.363
Z coordinate (m) : 3547447.989
Latitude (N is +) : 340032.84109N
Longitude (E is +) : 0843623.29497W
Elevation (m,ellips.) : 290.660
Additional Information : Coordinates taken from NGS Database on 9/9/2008
Approximate Position (ITRF)
X coordinate (m) : 497513.375
Y coordinate (m) : -526497.876
Z coordinate (m) : 3547447.824
Latitude (N is +) : +340032.866
Longitude (E is +) : -0843623.31
Elevation (m,ellips.) : 289.3
Additional Information : Coordinates taken from NGS Database on 9/9/2008

3. GNSS Receiver Information

3.1 Receiver Type : LEICA GRX1200PRO
Satellite System : GPS
Serial Number : 3460049
Firmware Version : 1.35
Elevation Cutoff Setting : 10 deg
Date Installed : 2004-08-28
Date Removed : (CCYY-MM-DDThh:mmZ)
Temperature Stabiliz. : (none or tolerance in degrees C)
Additional Information : (multiple lines)

3.2 Receiver Type : LEICA GRX1200PRO
Satellite System : GPS
Serial Number : 451107
Firmware Version : 1.52
Elevation Cutoff Setting : 10 deg
Date Installed : 2005-01-27
Date Removed : 2005-05-17T15:00Z
Temperature Stabiliz. : (none or tolerance in degrees C)
Additional Information :

3.3 Receiver Type : LEICA GRX1200PRO
Satellite System : GPS
Serial Number : 451107
Firmware Version : 2.0
Elevation Cutoff Setting : 10 deg
Date Installed : 2005-05-18T14:45Z
Date Removed : (CCYY-MM-DDThh:mmZ)
Temperature Stabiliz. : (none or tolerance in degrees C)
Additional Information :

3.4 Receiver Type : LEICA GRX1200PRO
Satellite System : GPS
Serial Number : 451107
Firmware Version : 2.10
Elevation Cutoff Setting : 10 deg
Date Installed : 2005-05-23T19:31Z
Date Removed : (CCYY-MM-DDThh:mmZ)
Temperature Stabiliz. : (none or tolerance in degrees C)
Additional Information : (multiple lines)

3.5 Receiver Type : LEICA GRX1200PRO
Satellite System : GPS
Serial Number : 451107
Firmware Version : 2.12
Elevation Cutoff Setting : 10 deg
Date Installed : 2005-07-13T13:30Z
Date Removed : (CCYY-MM-DDThh:mmZ)
Temperature Stabiliz. : (none or tolerance in degrees C)
Additional Information : (multiple lines)

3.6 Receiver Type : LEICA GRX1200PRO
Satellite System : GPS
Serial Number : 451107
Firmware Version : 3.02
Elevation Cutoff Setting : 10 deg
Date Installed : 2005-01-19T17:30Z
Date Removed : (CCYY-MM-DDThh:mmZ)
Temperature Stabiliz. : (none or tolerance in degrees C)
Additional Information : (multiple lines)

3.7 Receiver Type : LEICA GRX1200PRO
Satellite System : GPS
Serial Number : 451107
Firmware Version : 4.0
Elevation Cutoff Setting : 10 deg
Date Installed : 2006-06-08T13:35Z
Date Removed : (CCYY-MM-DDThh:mmZ)
Temperature Stabiliz. : (none or tolerance in degrees C)
Additional Information : (multiple lines)

3.8 Receiver Type : LEICA GRX1200PRO
Satellite System : GPS
Serial Number : 451107
Firmware Version : 4.1
Elevation Cutoff Setting : 10 deg
Date Installed : 2006-11-02T13:35Z
Date Removed : (CCYY-MM-DDThh:mmZ)
Temperature Stabiliz. : (none or tolerance in degrees C)
Additional Information : Sensor at this location removed 2006-12-08 at
11:00 AM (16:00Z) to install it at CCGS location

3.9 Receiver Type : LEICA GRX1200PRO
Satellite System : GPS
Serial Number : 453493
Firmware Version : 4.1
Elevation Cutoff Setting : 10 deg
Date Installed : 2007-01-23T13:09Z
Date Removed : (CCYY-MM-DDThh:mmZ)
Temperature Stabiliz. : (none or tolerance in degrees C)
Additional Information : Firmware 4.1 installed on this unit on 2006-11-07
at 1:30 PM (18:30 Z) Eastern Standard Time

Sensor from CCGS installed in this location on 2006-12-08 at 11:30 AM
(16:30 Z) Eastern Standard Time

3.10 Receiver Type : LEICA GRX1200PRO
Satellite System : GPS
Serial Number : 453493
Firmware Version : 5.0
Elevation Cutoff Setting : 10 deg
Date Installed : 2007-01-23T13:02Z
Date Removed : (CCYY-MM-DDThh:mmZ)
Temperature Stabiliz. : (none or tolerance in degrees C)
Additional Information : (multiple lines)

3.11 Receiver Type : LEICA GRX1200PRO
Satellite System : GPS
Serial Number : 453483
Firmware Version : 5.60
Elevation Cutoff Setting : 10 deg
Date Installed : 2007-12-12T20:15Z
Date Removed : (CCYY-MM-DDThh:mmZ)
Temperature Stabiliz. : (none or tolerance in degrees C)
Additional Information : (multiple lines)

3.12 Receiver Type : LEICA GRX1200PRO
Satellite System : GPS
Serial Number : 453493
Firmware Version : 6.0
Elevation Cutoff Setting : 10 deg
Date Installed : 2008-08-12T112:02Z
Date Removed : (CCYY-MM-DDThh:mmZ)
Temperature Stabiliz. : (none or tolerance in degrees C)
Additional Information :

3.13 Receiver Type : LEICA GRX1200PRO
Satellite System : GPS
Serial Number : 453493
Firmware Version : 6.0
Elevation Cutoff Setting : 5 deg
Date Installed : 2008-09-09T112:02Z
Date Removed : (CCYY-MM-DDThh:mmZ)
Temperature Stabiliz. : (none or tolerance in degrees C)
Additional Information : Changed elevation mask from 10° to 5°

3.x Receiver Type : (A20, from rcvr_ant.tab; see instructions)
Satellite System : (GPS/GLONASS/GPS+GLONASS)
Serial Number : (A20, but note the first A5 is used in SINEX)
Firmware Version : (A11)
Elevation Cutoff Setting : (deg)
Date Installed : (CCYY-MM-DDThh:mmZ)
Date Removed : (CCYY-MM-DDThh:mmZ)
Temperature Stabiliz. : (none or tolerance in degrees C)
Additional Information : (multiple lines)

 

4. GNSS Antenna Information

4.1 Antenna Type : LEIAX1202
Serial Number : 0402000021
Antenna Reference Point : BPA
Marker->ARP Up Ecc. (m) : 0.0000
Marker->ARP North Ecc(m) : 0.0000
Marker->ARP East Ecc(m) : 0.0000
Alignment from True N : (deg; + is clockwise/east)
Antenna Radome Type : NONE
Radome Serial Number :
Antenna Cable Type : (vendor & type number)
Antenna Cable Length : 45.72 m
Date Installed : 2004-08-28
Date Removed :
Additional Information : (multiple lines)

4.x Antenna Type : (A20, from rcvr_ant.tab; see instructions)
Serial Number : (A*, but note the first A5 is used in SINEX)
Antenna Reference Point : (BPA/BCR/XXX from "antenna.gra"; see instr.)
Marker->ARP Up Ecc. (m) : (F8.4)
Marker->ARP North Ecc(m) : (F8.4)
Marker->ARP East Ecc(m) : (F8.4)
Alignment from True N : (deg; + is clockwise/east)
Antenna Radome Type : (A4 from rcvr_ant.tab; see instructions)
Radome Serial Number :
Antenna Cable Type : (vendor & type number)
Antenna Cable Length : (m)
Date Installed : (CCYY-MM-DDThh:mmZ)
Date Removed : (CCYY-MM-DDThh:mmZ)
Additional Information : (multiple lines)

5. Surveyed Local Ties

5.x Tied Marker Name :
Tied Marker Usage : (SLR/VLBI/LOCAL CONTROL/FOOTPRINT/etc)
Tied Marker CDP Number : (A4)
Tied Marker DOMES Number : (A9)
Differential Components from GNSS Marker to the tied monument (ITRS)
dx (m) : (m)
dy (m) : (m)
dz (m) : (m)
Accuracy (mm) : (mm)
Survey method : (GPS CAMPAIGN/TRILATERATION/TRIANGULATION/etc)
Date Measured : (CCYY-MM-DDThh:mmZ)
Additional Information : (multiple lines)

6. Frequency Standard

6.1 Standard Type : (INTERNAL or EXTERNAL H-MASER/CESIUM/etc)
Input Frequency : (if external)
Effective Dates : (CCYY-MM-DD/CCYY-MM-DD)
Notes : (multiple lines)

6.x Standard Type : (INTERNAL or EXTERNAL H-MASER/CESIUM/etc)
Input Frequency : (if external)
Effective Dates : (CCYY-MM-DD/CCYY-MM-DD)
Notes : (multiple lines)

7. Collocation Information

7.1 Instrumentation Type : (GPS/GLONASS/DORIS/PRARE/SLR/VLBI/TIME/etc)
Status : (PERMANENT/MOBILE)
Effective Dates : (CCYY-MM-DD/CCYY-MM-DD)
Notes : (multiple lines)

7.x Instrumentation Type : (GPS/GLONASS/DORIS/PRARE/SLR/VLBI/TIME/etc)
Status : (PERMANENT/MOBILE)
Effective Dates : (CCYY-MM-DD/CCYY-MM-DD)
Notes : (multiple lines)

8. Meteorological Instrumentation

8.1.1 Humidity Sensor Model :
Manufacturer :
Serial Number :
Data Sampling Interval : (sec)
Accuracy (% rel h) : (% rel h)
Aspiration : (UNASPIRATED/NATURAL/FAN/etc)
Height Diff to Ant : (m)
Calibration date : (CCYY-MM-DD)
Effective Dates : (CCYY-MM-DD/CCYY-MM-DD)
Notes : (multiple lines)

8.1.x Humidity Sensor Model :
Manufacturer :
Serial Number :
Data Sampling Interval : (sec)
Accuracy (% rel h) : (% rel h)
Aspiration : (UNASPIRATED/NATURAL/FAN/etc)
Height Diff to Ant : (m)
Calibration date : (CCYY-MM-DD)
Effective Dates : (CCYY-MM-DD/CCYY-MM-DD)
Notes : (multiple lines)

8.2.1 Pressure Sensor Model :
Manufacturer :
Serial Number :
Data Sampling Interval : (sec)
Accuracy : (hPa)
Height Diff to Ant : (m)
Calibration date : (CCYY-MM-DD)
Effective Dates : (CCYY-MM-DD/CCYY-MM-DD)
Notes : (multiple lines)

8.2.x Pressure Sensor Model :
Manufacturer :
Serial Number :
Data Sampling Interval : (sec)
Accuracy : (hPa)
Height Diff to Ant : (m)
Calibration date : (CCYY-MM-DD)
Effective Dates : (CCYY-MM-DD/CCYY-MM-DD)
Notes : (multiple lines)

8.3.1 Temp. Sensor Model :
Manufacturer :
Serial Number :
Data Sampling Interval : (sec)
Accuracy : (deg C)
Aspiration : (UNASPIRATED/NATURAL/FAN/etc)
Height Diff to Ant : (m)
Calibration date : (CCYY-MM-DD)
Effective Dates : (CCYY-MM-DD/CCYY-MM-DD)
Notes : (multiple lines)

8.3.x Temp. Sensor Model :
Manufacturer :
Serial Number :
Data Sampling Interval : (sec)
Accuracy : (deg C)
Aspiration : (UNASPIRATED/NATURAL/FAN/etc)
Height Diff to Ant : (m)
Calibration date : (CCYY-MM-DD)
Effective Dates : (CCYY-MM-DD/CCYY-MM-DD)
Notes : (multiple lines)

8.4.1 Water Vapor Radiometer :
Manufacturer :
Serial Number :
Distance to Antenna : (m)
Height Diff to Ant : (m)
Calibration date : (CCYY-MM-DD)
Effective Dates : (CCYY-MM-DD/CCYY-MM-DD)
Notes : (multiple lines)

8.4.x Water Vapor Radiometer :
Manufacturer :
Serial Number :
Distance to Antenna : (m)
Height Diff to Ant : (m)
Calibration date : (CCYY-MM-DD)
Effective Dates : (CCYY-MM-DD/CCYY-MM-DD)
Notes : (multiple lines)

8.5.1 Other Instrumentation : (multiple lines)

8.5.x Other Instrumentation : (multiple lines)

9. Local Ongoing Conditions Possibly Affecting Computed Position

9.1.1 Radio Interferences : (TV/CELL PHONE ANTENNA/RADAR/etc)
Observed Degradations : (SN RATIO/DATA GAPS/etc)
Effective Dates : (CCYY-MM-DD/CCYY-MM-DD)
Additional Information : (multiple lines)

9.1.x Radio Interferences : (TV/CELL PHONE ANTENNA/RADAR/etc)
Observed Degradations : (SN RATIO/DATA GAPS/etc)
Effective Dates : (CCYY-MM-DD/CCYY-MM-DD)
Additional Information : (multiple lines)

9.2.1 Multipath Sources : (METAL ROOF/DOME/VLBI ANTENNA/etc)
Effective Dates : (CCYY-MM-DD/CCYY-MM-DD)
Additional Information : (multiple lines)

9.2.x Multipath Sources : (METAL ROOF/DOME/VLBI ANTENNA/etc)
Effective Dates : (CCYY-MM-DD/CCYY-MM-DD)
Additional Information : (multiple lines)

9.3.1 Signal Obstructions : (TREES/BUILDLINGS/etc)
Effective Dates : (CCYY-MM-DD/CCYY-MM-DD)
Additional Information : (multiple lines)

9.3.x Signal Obstructions : (TREES/BUILDLINGS/etc)
Effective Dates : (CCYY-MM-DD/CCYY-MM-DD)
Additional Information : (multiple lines)

10. Local Episodic Effects Possibly Affecting Data Quality

10.1 Date : (CCYY-MM-DD/CCYY-MM-DD)
Event : (TREE CLEARING/CONSTRUCTION/etc)

10.x Date : (CCYY-MM-DD/CCYY-MM-DD)
Event : (TREE CLEARING/CONSTRUCTION/etc)

11. On-Site, Point of Contact Agency Information

Agency : Cobb County DOT
Preferred Abbreviation : (A10)
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 : (multiple lines)

12. Responsible Agency (if different from 11.)

Agency : (multiple lines)
Preferred Abbreviation : (A10)
Mailing Address : (multiple lines)
Primary Contact
Contact Name :
Telephone (primary) :
Telephone (secondary) :
Fax :
E-mail :
Secondary Contact
Contact Name :
Telephone (primary) :
Telephone (secondary) :
Fax :
E-mail :
Additional Information : (multiple lines)

13. More Information

Primary Data Center :
Secondary Data Center :
URL for More Information :
Hardcopy on File
Site Map : (Y or URL)
Site Diagram : (Y or URL)
Horizon Mask : (Y or URL)
Monument Description : (Y or URL)
Site Pictures : (Y or URL)
Additional Information : (multiple lines)
Antenna Graphics with Dimensions
http://www.ngs.noaa.gov/ANTCAL