NRC2 Site Information Form                                                 
     International GPS Service for Geodynamics                                  



0.   Form

     Prepared by (full name)  : Stephen Delahunt                                
     Date Prepared            : 12-SEP-2001
     Report Type              : UPDATE
     Prepared Using           : ORACLE Database                                 


1.   Site Identification of the GPS Monument

     Site Name                : OTTAWA NRC                              
     Four Character ID        : NRC2
     Monument Inscription     : 943020                                          
     IERS DOMES Number        : 40114M001
     CDP Number               : 
     Date Installed           : 25-JUL-1999 00:00 UT
     Geologic Characteristic  :                                                 
       Bedrock Type           :                                                 
       Bedrock Condition      :                                                 
       Fracture Spacing       :                                                 
       Notes                  : 
     Additional Information   : Station located on the roof of a three story    
                              : high building. Antenna mounted on an extension  
                              : of the building steel structure anchored to     
                              : bedrock and protruding through the roof.        
 
 

2.   Site Location Information

     City or Town             : OTTAWA                        
     State or Province        : Ontario              
     Country                  : CANADA         
     Tectonic Plate           : North American      
     Approximate Position       
       X coordinate (m)       :    1112777.3350
       Y coordinate (m)       :   -4341475.8260
       Z coordinate (m)       :    4522955.7780
       Latitude (deg)         :       45.454200 N
       Longitude (deg)        :       75.623800 W
       Elevation (m)          :         82.4755
     Additional Information   : Located at the Frequency and Time Laboratory,   
                              : Institute for National Measurement Standards,   
                              : National Research Council Canada.               



3.   GPS Receiver Information      

3.1  Receiver Type            : AOA SNR-12 ACT
     Serial Number            : 203-U                         
     Firmware Version         : TURBO 3.3.32.2N                
     Date Installed           : 25-JUL-1999 00:00 UT
     Date Removed             : 24-MAY-2000 15:15 UT
     Additional Information   :                                                 
 
3.2  Receiver Type            : AOA SNR-8100 ACT
     Serial Number            : 124-U                         
     Firmware Version         : TURBO 3.3.32.2N                
     Date Installed           : 24-MAY-2000 15:15 UT
     Date Removed             :                  
     Additional Information   :                                                 
 
 
4.   GPS Antenna Information       

4.1  Antenna Type             : AOAD/M_T            
     Serial Number            : 280                           
     Antenna Height (m)       : 0.0000 
     Antenna Reference Point  : ARP                 
     Degree Offset from North : 
     Antenna Radome Type      : 
     Date Installed           : 25-JUL-1999 00:00 UT
     Date Removed             :                  
     Additional Information   :                                                 
 
 
5.   Local Site Ties          : NONE


6.   Frequency Standard            

6.1  Standard Type            : H-MASER             
       Frequency              : 5 MHZ               
       Effective Dates        : 25-JUL-1999 - 24-MAY-2000 00:00
       Notes                  : CH-176 Passive Maser                            
 
6.2  Standard Type            : H-MASER             
       Frequency              : 5 MHZ               
       Effective Dates        : 06-APR-2001 - 29-MAY-2001 17:47 UT
       Notes                  : CH-176 Passive Maser                            
 
6.3  Standard Type            : H-MASER             
       Frequency              : 5 MHZ               
       Effective Dates        : 29-MAY-2001 - 05-JUN-2001 17:00 UT
       Notes                  : CH-176 Passive Maser #84067                     
 
6.4  Standard Type            : H-MASER             
       Frequency              : 5 MHZ               
       Effective Dates        : 05-JUN-2001 - 10-SEP-2001 16:25:22 UT
       Notes                  : CH-176 Passive Maser #89086                     
 
6.5  Standard Type            : H-MASER
       Frequency              : 5 MHZ
       Effective Dates        : 10-SEP-2001 - PRESENT
       Notes                  : Active Maser

7.   Collocation Information  : NONE


8.   Meteorological Instrumentation

8.1  Temperature Sensor Model : YSI 44212           
     Manufacturer             : YSI                 
     Data Frequency           :  900.00 SEC.        
     Accuracy (deg C)         :  0.20  
     Effective Dates          : 25-JUL-1999 - 29-JUL-1999 00:00
     Notes                    : Sensor elevated 2 metres above roof level.      
 
 
9.   On-Site, Point of Contact Agency Information           

     Agency                   : GEODETIC SURVEY OF CANADA                       
     Mailing Address          : 615 Booth St., Ottawa, Ontario                  
                              : CANADA, K1A 0E9                                 
     Primary Contact
       Contact Name           : Mark Caissy                                     
       Telephone (primary)    : 613-995-4024        
       Telephone (secondary)  :                     
       Fax                    : 613-995-3215        
       E-mail                 : caissy@geod.nrcan.gc.ca                         
     Secondary Contact
       Contact Name           : Peter Taylor                                    
       Telephone (primary)    : 613-992-2106        
       Telephone (secondary)  :                     
       Fax                    : 613-995-3215        
       E-mail                 : peter.taylor@geod.nrcan.gc.ca                   
     Additional Information   :                                                 



10.  Responsible Agency       : Same as 9. above.           

11.  More Information

     URL for More Information : http://                                         
     Hardcopy on File           
       Site Map               :                                                 
       Site Diagram           :                                                 
       Horizon Mask           : yes                                             
       Monument Description   :                                                 
       Site Pictures          :                                                 
     Additional Information   :                                                 




     Antenna Graphics with Dimensions

 
                                                                                
             TurboRogue: AOAD/M_T                                               
                                                                                
                         -----                                                  
                     /     +     \                        <--  0.128  L2        
                    |      +      |                       <--  0.110  L1        
  +--------------------------------------------------+    <--  0.102  TCR       
  |                                                  |                          
  |                                                  |                          
  |                                                  |                          
  |                                                  |                          
+-+--------------------------------------------------+-+  <--  0.038            
+-------------------+-------------+--------------------+  <--  0.035  BCR       
                    |             |                                             
                    |             |                                             
                    +------x------+                       <--  0.000  ARP       
                                                                                
<--                      0.381                       -->                        
                                                                                

   ARP: Antenna Reference Point
   L1 : L1 Phase Center                   L2 : L2 Phase Center
   TCR: Top of Chokering                  BCR: Bottom of Chokering