FORT Site Information Form
     International GPS Service
     See Instructions at:
       ftp://igscb.jpl.nasa.gov/pub/station/general/sitelog_instr.txt

0.   Form

     Prepared by (full name)  : Jim Ray
     Date Prepared            : 2005-02-24
     Report Type              : UPDATE
     If Update:
      Previous Site Log       : fort_20031119.log
      Modified/Added Sections : 1, 3.3, 5.1, 6.2

1.  Site Identification of the GNSS Monument

     Site Name                : Fortaleza
     Four Character ID        : FORT
     Monument Inscription     : SAT92009
     IERS DOMES Number        : 41602M001
     CDP Number               : (not available)
     Monument Description     : ANTENNA MOUNTED ON ALUMINUM PLATE SUPPORTED
                              : BY ROOF PARAPET AND SINGLE LEG WITH BRACES
       Height of the Monument : (m)
       Monument Foundation    : ROOF
       Foundation Depth       : (m)
     Marker Description       : STANDARD IBGE STEEL DISK
     Date Installed           : 1993-05-13
     Geologic Characteristic  : (BEDROCK/CLAY/CONGLOMERATE/GRAVEL/SAND/etc)
       Bedrock Type           : (IGNEOUS/METAMORPHIC/SEDIMENTARY)
       Bedrock Condition      : (FRESH/JOINTED/WEATHERED)
       Fracture Spacing       : (1-10 cm/10-50 cm/50-200 cm/over 200 cm)

       Fault zones nearby     : (YES/NO/Name of the zone)
         Distance/activity    : (multiple lines)
     Additional Information   : (multiple lines)
                              : CIGNET - Permanent GPS Tracking Network

2.   Site Location Information

     City or Town             : Eusebio, Fortaleza
     State or Province        :
     Country                  : Brazil
     Tectonic Plate           : South American
     Approximate Position (ITRF)
       X coordinate (m)       : 4985386.6544
       Y coordinate (m)       : -3954998.5882
       Z coordinate (m)       : -428426.5167
       Latitude (N is +)      : -035238.64
       Longitude (E is +)     : -0382532.16
       Elevation (m,ellips.)  : 20.4918
     Additional Information   : The site is located approximately 22.7km SE
                              : of Fortaleza city.

3.  GNSS Receiver Information


3.1  Receiver Type            : ROGUE SNR-8000
     Satellite System         : (GPS/GLONASS/GPS+GLONASS)
     Serial Number            : T119
     Firmware Version         : 2.8
     Elevation Cutoff Setting : (deg)
     Date Installed           : 1993-05-13
     Date Removed             : 1997-09-11T16:55Z
     Temperature Stabiliz.    : (none or tolerance in degrees C)
     Additional Information   :

3.2  Receiver Type            : ROGUE SNR-8000
     Satellite System         : (GPS/GLONASS/GPS+GLONASS)
     Serial Number            : T149
     Firmware Version         : 3.2.32.1
     Elevation Cutoff Setting : (deg)
     Date Installed           : 1997-09-11T17:30Z
     Date Removed             : 1999-06-28T15:15Z
     Temperature Stabiliz.    : (none or tolerance in degrees C)
     Additional Information   : Upgraded Firmware

3.3  Receiver Type            : ROGUE SNR-8000
     Satellite System         : (GPS/GLONASS/GPS+GLONASS)
     Serial Number            : T149
     Firmware Version         : 3.2.32.8
     Elevation Cutoff Setting : (deg)
     Date Installed           : 1999-06-28T15:15Z
     Date Removed             : 2002-03-04T13:00Z
     Temperature Stabiliz.    : (none or tolerance in degrees C)
     Additional Information   : Upgraded Firmware

3.4  Receiver Type            : ROGUE SNR-8000
     Satellite System         : (GPS/GLONASS/GPS+GLONASS)
     Serial Number            : T149
     Firmware Version         : 3.2.32.11
     Elevation Cutoff Setting : (deg)
     Date Installed           : 2002-03-04T13:00Z
     Date Removed             : (CCYY-MM-DDThh:mmZ)
     Temperature Stabiliz.    : (none or tolerance in degrees C)
     Additional Information   : (multiple lines)

3.x  Receiver Type            : (A20, from rcvr_ant.tab; see instructions)
     Satellite System         : (GPS/GLONASS/GPS+GLONASS)
     Serial Number            : (A5)
     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             : AOAD/M_T
     Serial Number            : 119
     Antenna Reference Point  : BPA
     Marker->ARP Up Ecc. (m)  : 0.643 m
     Marker->ARP North Ecc(m) : (F8.4)
     Marker->ARP East Ecc(m)  : (F8.4)
     Alignment from True N    :
     Antenna Radome Type      : DOME
     Radome Serial Number     :
     Antenna Cable Type       : (vendor & type number)
     Antenna Cable Length     : (m)
     Date Installed           : 1993-05-13
     Date Removed             : 2000-03-20T13:35Z
     Additional Information   :

4.2  Antenna Type             : AOAD/M_TA_NGS
     Serial Number            : 446
     Antenna Reference Point  : BPA
     Marker->ARP Up Ecc. (m)  : 0.643 m
     Marker->ARP North Ecc(m) : (F8.4)
     Marker->ARP East Ecc(m)  : (F8.4)
     Alignment from True N    :
     Antenna Radome Type      : DOME
     Radome Serial Number     :
     Antenna Cable Type       : (vendor & type number)
     Antenna Cable Length     : (m)
     Date Installed           : 2000-03-20T14:07Z
     Date Removed             : (CCYY-MM-DDThh:mmZ)
     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


5.1  Tied Marker Name         : Fortaleza VLBI     41602S001
     Tied Marker Usage        : (SLR/VLBI/LOCAL CONTROL/FOOTPRINT/etc)
     Tied Marker CDP Number   : 7297
     Tied Marker DOMES Number : 41602S001
     Differential Components from GNSS Marker to the tied monument
(ITRS)
       dx (m)                 : -16.5977
       dy (m)                 : -21.7320
       dz (m)                 : -45.8047
     Accuracy (mm)            : 2-3
     Survey method            : THEODOLITES/EDM
     Date Measured            : 1993-09-21
     Additional Information   : FROM GPS 41602M001 TO VLBI 41602S001

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)                 :
       dy (m)                 :
       dz (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
       Input Frequency        :
       Effective Dates        : (1993-05-12/1993-10-03)
       Notes                  : (multiple lines)

6.2  Standard Type            : H-MASER
       Input Frequency        : 5 MHz
       Effective Dates        : 1993-10-04/CCYY-MM-DD
       Notes                  : Sigma Tau H-maser

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     : VLBI
       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 :
       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 :
       Accuracy               : (mbar)
       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 :
       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               : (hPa)
       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  :

9.  Local Ongoing Conditions Possibly Affecting Computed Position


9.1.x  Radio Interferences    : (TV/CELL PHONE ANTENNA/RADAR/etc)
       Observed Degredations  : (SN RATIO/DATA GAPS/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.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.x Date                     : (CCYY-MM-DD/CCYY-MM-DD)
     Event                    : (TREE CLEARING/CONSTRUCTION/etc)

11.   On-Site, Point of Contact Agency Information

     Agency                   : Instituto Nacional de Pesquisas
Espaciais
     Preferred Abbreviation   : INPE
     Mailing Address          : Rua Jose Hipolito S/No - CX postal 1281
                              : CEP 60001-020 Fortaleza CE
                              : Brazil
     Primary Contact
       Contact Name           : A.M.P. de Lucena
       Telephone (primary)    : 85-260-9266
       Telephone (secondary)  :
       Fax                    : 85-260-9593
       E-mail                 : falz@rapadura.roen.inpe.br
     Secondary Contact
       Contact Name           :
       Telephone (primary)    :
       Telephone (secondary)  :
       Fax                    :
       E-mail                 :
     Additional Information   : (multiple lines)

12.  Responsible Agency (if different from 11.)

     Agency                   : Geosciences Laboratory
                              : (handles data communication)
     Preferred Abbreviation   : NGS
     Mailing Address          : NOAA, N/NGS6
     Primary Contact
       Contact Name           : Miranda Chin
       Telephone (primary)    : 301-713-2844
       Telephone (secondary)  : 301-713-2845
       Fax                    : 301-713-4475
       E-mail                 : Miranda.Chin@noaa.gov
     Secondary Contact
       Contact Name           : Linda Nussear
       Telephone (primary)    : 301-713-2845
       Telephone (secondary)  : 301-713-2844
       Fax                    : 301-713-4475
       E-mail                 : Linda.S.Nussear@noaa.gov
     Additional Information   : (multiple lines)

13.  More Information

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




TURBOROGUE: DORNE MARGOLIN T

                         -----
                     /     +     \                        <-- 0.128  L2
                    |      +      |                       <-- 0.110  L1
  +--------------------------------------------------+    <-- 0.102  TCR

  |                                                  |
  |                                                  |
  |                                                  |
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+-+--------------------------------------------------+-+  <-- 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