Subject: [IGSMAIL-2862]: Updated equipment for station STJO
From: Peter Taylor <[email-masked]>
To: [email-masked]
Cc: [email-masked], [email-masked], [email-masked]
Date: Mon, 29 May 2000 18:49:05 GMT

******************************************************************************
IGS Electronic Mail      29 May 11:49:11 PDT 2000      Message Number 2862
******************************************************************************

Author: Peter Taylor / NRCan

ADVISORY:
	
A new Antenna has been installed at Sta STJO on May 26 / 2000
at 20:20 UT. Please find attached a new log.

     STJO Site Information Form
     International GPS Service for Geodynamics

0.   Form

     Prepared by (full name)  : Peter Taylor
     Date Prepared            : 29-MAY-2000
     Report Type              : UPDATE
     Prepared Using           :

1.   Site Identification of the GPS Monument

     Site Name                : St. John's
     Four Character ID        : STJO
     Monument Inscription     : 920000
     IERS DOMES Number        : 40101M001
     CDP Number               : n/a
     Date Installed           : 24-MAY-1992
     Geologic Characteristic  : BEDROCK
       Bedrock Type           : SEDIMENTARY
       Bedrock Condition      : WEATHERED
       Fracture Spacing       : 10-50 cm
       Notes                  :
     Additional Information   : The GPS reference mark consists of a brass plate
                              : with a forced centering stainless steel bolt
                              : embedded on top of a 1.5 metre high concrete
                              : pier, 40 cm in diameter.  The concrete pier is
                              : anchored to exposed bedrock by stainless steel
                              : reinforcing bars to a depth of 3 m.

2.   Site Location Information

     City or Town             : St. John's
     State or Province        : Newfoundland
     Country                  : Canada
     Tectonic Plate           : North American
     Approximate Position
       X coordinate (m)       :  2612631.2
       Y coordinate (m)       : -3426807.0
       Z coordinate (m)       :  4686757.8
       Latitude (deg)         :       47.5952
       Longitude (deg)        :      -52.8111
       Elevation (m)          :      153.9
     Additional Information   : Located at Geological Survey of Canada (NRCan),
                              : Geophysics Division geo-magnetic site.

3.   GPS Receiver Information

3.1  Receiver Type            : ROGUE SNR-8C
     Serial Number            : CR310/DIS
     Firmware Version         : Meenix 7.?
     Date Installed           : 24-MAY-1992
     Date Removed             : 21-DEC-1992
     Additional Information   :

3.2  Receiver Type            : ROGUE SNR-8C
     Serial Number            : CR310/DIS
     Firmware Version         : Meenix 7.3
     Date Installed           : 21-DEC-1992
     Date Removed             : 25-FEB-1994 20:00 UT
     Additional Information   :

3.3  Receiver Type            : ROGUE SNR-8000
     Serial Number            : T164
     Firmware Version         : Turbo 2.8
     Date Installed           : 26-FEB-1994 00:10 UT
     Date Removed             : 26-FEB-1995 12:00 UT
     Additional Information   :

3.4  Receiver Type            : ROGUE SNR-8000
     Serial Number            : T230
     Firmware Version         : Turbo 3.0.32.2
     Date Installed           : 26-FEB-1995 13:28 UT
     Date Removed             : 02-MAR-1995 15:00 UT
     Additional Information   :

3.5  Receiver Type            : ROGUE SNR-8000
     Serial Number            : T161
     Firmware Version         : Turbo 3.0.32.2
     Date Installed           : 02-MAR-1995 15:00 UT
     Date Removed             : 12-OCT-1995 19:33 UT
     Additional Information   :

3.6  Receiver Type            : ROGUE SNR-8000
     Serial Number            : T161
     Firmware Version         : Turbo 3.2.32.1
     Date Installed           : 12-OCT-1995 19:33 UT
     Date Removed             : 03-NOV-1995 12:30 UT
     Additional Information   :

3.7  Receiver Type            : ROGUE SNR-8000
     Serial Number            : T230
     Firmware Version         : Turbo 3.2.32.1
     Date Installed           : 03-NOV-1995 12:30 UTUT
     Additional Information   :
     Date Removed             : 31-JUL-1996 00:00 UT
     Additional Information   :

3.8  Receiver Type            : ROGUE SNR-8000
     Serial Number            : T161
     Firmware Version         : Turbo 3.2.32.6X
     Date Installed           : 01-AUG-1996 22:00 UT
     Date Removed             : 14-DEC-1996 00:00 UT
     Additional Information   :

3.9  Receiver Type            : ROGUE SNR-8000
     Serial Number            : T161
     Firmware Version         : Turbo 3.2.32.5X
     Date Installed           : 14-DEC-1996 00:00 UT
     Date Removed             : 30-JAN-1997 20:02 UT
     Additional Information   :

3.10 Receiver Type            : ROGUE SNR-12 RM
     Serial Number            : 236
     Firmware Version         : Turbo 3.2.32.5X
     Date Installed           : 30-JAN-1997 21:20 UT
     Date Removed             : 23-JUN-1997 13:28 UT
     Additional Information   :

3.11 Receiver Type            : ROGUE SNR-12 RM
     Serial Number            : 234
     Firmware Version         : Turbo 3.2.32.5X
     Date Installed           : 24-JUN-1997 17:34 UT
     Date Removed             : 08-FEB-1999 20:11 UT
     Additional Information   :

3.12 Receiver Type            : ROGUE SNR-8000
     Serial Number            : T305
     Firmware Version         : Turbo 3.2.32.5X
     Date Installed           : 08-FEB-1999 21:11 UT
     Date Removed             : 22-FEB-1999 20:35 UT
     Additional Information   :

3.13 Receiver Type            : ROGUE SNR-8000
     Serial Number            : T350
     Firmware Version         : Turbo 3.2.32.5X
     Date Installed           : 22-FEB-1999 22:00 UT
     Date Removed             : 29-JUL-1999 23:59 UT
     Additional Information   :

3.14 Receiver Type            : AOA SNR-12 ACT
     Serial Number            : 234-U
     Firmware Version         : 3.3.32.2N
     Date Installed           : 30-JUL-1999 00:00 UT
     Date Removed             : 31-JUL-1999 23:59 UT
     Additional Information   : Tracking problems

3.15 Receiver Type            : ROGUE SNR-8000
     Serial Number            : T350
     Firmware Version         : Turbo 3.2.32.5X
     Date Installed           : 01-AUG-1999 00:00 UT
     Date Removed             : 05-AUG-1999 23:59 UT
     Additional Information   :

3.16 Receiver Type            : AOA SNR-12 ACT
     Serial Number            : 204-U
     Firmware Version         : 3.3.32.2N
     Date Installed           : 06-AUG-1999 00:00 UT
     Date Removed             :
     Additional Information   :

4.   GPS Antenna Information

4.1  Antenna Type             : DORNE MARGOLIN B
     Serial Number            : 114
     Antenna Height (m)       : 0.162
     Antenna Reference Point  : BCR
     Degree Offset from North :
     Antenna Radome Type      :
     Date Installed           : 24-MAY-1992
     Date Removed             : 14-MAR-1994 15:00 UT
     Additional Information   :

4.2  Antenna Type             : DORNE MARGOLIN T
     Serial Number            : 171
     Antenna Height (m)       : 0.003
     Antenna Reference Point  : ARP
     Degree Offset from North :
     Antenna Radome Type      :
     Date Installed           : 14-MAR-1994 20:03 UT
     Date Removed             : 26-FEB-1995 12:00 UT
     Additional Information   :

4.3  Antenna Type             : DORNE MARGOLIN T
     Serial Number            : 366
     Antenna Height (m)       : 0.100
     Antenna Reference Point  : ARP
     Degree Offset from North :
     Antenna Radome Type      :
     Date Installed           : 26-FEB-1995 13:28 UT
     Date Removed             : 02-MAR-1995 21:50 UT
     Additional Information   :

4.4  Antenna Type             : DORNE MARGOLIN T
     Serial Number            : 171
     Antenna Height (m)       : 0.100
     Antenna Reference Point  : ARP
     Degree Offset from North :
     Antenna Radome Type      :
     Date Installed           : 02-MAR-1995 21:56 UT
     Date Removed             : 03-NOV-1995 12:30 UT
     Additional Information   :

4.5  Antenna Type             : DORNE MARGOLIN T
     Serial Number            : 388
     Antenna Height (m)       : 0.100
     Antenna Reference Point  : ARP
     Degree Offset from North :
     Antenna Radome Type      :
     Date Installed           : 03-NOV-1995 12:30 UT
     Date Removed             : 31-JUL-1996 00:00 UT
     Additional Information   :

4.6  Antenna Type             : AOAD/M_T
     Serial Number            : 284
     Antenna Height (m)       : 0.100
     Antenna Reference Point  : ARP
     Degree Offset from North :
     Antenna Radome Type      :
     Date Installed           : 01-AUG-1996 22:00 UT
     Date Removed             : 26-MAY-2000 20:20 UT
     Additional Information   :

4.7  Antenna Type             : AOAD/M_T
     Serial Number            : 362
     Antenna Height (m)       : 0.100
     Antenna Reference Point  : ARP
     Degree Offset from North :
     Antenna Radome Type      :
     Date Installed           : 26-MAY-2000 20:20 UT
     Date Removed             :
     Additional Information   :

5.   Local Site Ties          : n/a

6.   Frequency Standard

6.1  Standard Type            : RUBIDIUM
       Frequency              :
       Effective Dates        : 24-MAY-1992 - 03-NOV-1995
       Notes                  :

6.2  Standard Type            : CESIUM
       Frequency              :
       Effective Dates        : 03-NOV-1995 - 24-AUG-1998
       Notes                  :

6.3  Standard Type            : RUBIDIUM
       Frequency              :
       Effective Dates        : 24-AUG-1998 - 23-OCT-1998
       Notes                  : Replaced by CESIUM at 19:30:00

6.4  Standard Type            : CESIUM
       Frequency              :
       Effective Dates        : 23-OCT-1998 - 10-JAN-1999
       Notes                  : Replaced by internal quartz at 22:45:00

6.5  Standard Type            : INTERNAL QUARTZ
       Frequency              :
       Effective Dates        : 10-JAN-1999 - 12-JAN-1999
       Notes                  : Replaced by Cesium at 03:13:00

6.6  Standard Type            : CESIUM
       Frequency              :
       Effective Dates        : 12-JAN-1999 -
       Notes                  : Time of change 03:13:00

7.   Collocation Information  : None

7.x  Instrumentation Type     : None
       Status                 :
       Effective Dates        :
       Notes                  :

8.   Meteorological Instrumentation

8.1  Humidity Sensor Model    : HMP-35A
       Manufacturer           : VAISALA
       Data Frequency         : 15 min
       Accuracy (% rel h)     : 2 %
       Effective Dates        : 01-JUN-1996 - dd-MMM-yyy)
       Notes                  : Sensor elevated 6 metres above ground level.

8.2  Pressure Sensor Model    : PTB-100A
       Manufacturer           : VAISALA
       Data Frequency         : 15 min
       Accuracy (mbar)        : 0.1 mb
       Height Diff to GPS (m) : 0.0 m
       Effective Dates        : 01-JUN-1996 - dd-MMM-yyyy
       Notes                  : Sensor readings compensated for temperature,
                              : non-linearity, calibration and height difference
                              : to GPS antennae.

8.3  Temperature Sensor Model : YSI 44212
       Manufacturer           : YSI
       Data Frequency         : 15 min
       Accuracy (deg C)       : 0.2 Deg C
       Effective Dates        : 01-JUN-1996 - dd-MMM-yyyy
       Notes                  : Sensor elevated 6 metres above ground level.

8.4  Other Instrumentation    : n/a

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                 : [email-masked]
     Secondary Contact
       Contact Name           : Peter Taylor
       Telephone (primary)    : 613-992-2106
       Telephone (secondary)  :
       Fax                    : 613-995-3215
       E-mail                 : [email-masked]
     Additional Information   :

10.  Responsible Agency       : same as 9. above.

11.  More Information

     URL for More Information :
     Hardcopy on File
       Site Map               : yes
       Site Diagram           :
       Horizon Mask           : yes
       Monument Description   : yes
       Site Pictures          : yes
     Additional Information   :
     Antenna Graphics with Dimensions

    ANTENNA CONFIGURATION ON SITE SINCE 26-FEB-95:

    Type: DORNE MARGOLIN T

                                    ---
     L2 Phase Center =>         /    +    \             <---------------+
     L1 Phase Center =>        |     +     |            <---------+     |
              +----------------------------------------------+    |     |
              |                                              |    |     |
              |                                              |    |     |
              |                                              |    |     |
              |                                              |    |     |
             ==================================================   |     |
                               |           |                      |     |
                               |    +-+    |                      |   0.228m
   Antenna Ref. Point (ARP) => +====| |====+   <--+               |     |
                               |           |      |             0.210m  |
                               |           |      |               |     |
                               |           |      |               |     |
                      Mount => |           |    0.100m            |     |
                               |           |      |               |     |
                               |           |      |               |     |
                               |    +-+    |      |               |     |
 Monument =>  +----------------+====| |====+-----------------+ <--+-----+
 Ref. Point   |                                              |
              |                                              |
              |                                              |
              |               Concrete pillar                |
              |                                              |
              |                                              |
              |                                              |

   OTHER ANTENNAS

    ROGUE:  DORNE MARGOLIN B  (Allen Osborne Design)

                         -----
                     /     +     \                        <--  0.096  L2
                    |      +      |                       <--  0.078  L1
  +-----------------+-------------+------------------+    <--  0.070  TCR
  |                                                  |
  |                                                  |
  |                                                  |
  |                                                  |
  |                                                  |
  +-----------------+------x------+------------------+    <--  0.000  ARP
                    |             |
                    +-------------+                       <-- -0.011
                          ||  ||

  <--                    0.351                     -->

             TURBOROGUE: DORNE MARGOLIN 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 Choke ring           BCR: Bottom of choke ring