GYEC Site Information Form (site log)
     National Geodetic Survey
     See Instructions at:
       ftp://igscb.jpl.nasa.gov/pub/station/general/sitelog_instr.txt

0.   Form

     Prepared by (full name)  : Cesar Alberto Leiva Gonzalez
     Date Prepared            : 2008-07-03
     Report Type              : NEW
     If Update
      Previous Site Log       : (ssss_ccyymmdd.log)
      Modified/Added Sections : (n.n,n.n,...)


1.   Site Identification of the GNSS Monument

     Site Name                : Guayaquil
     Four Character ID        : GYEC
     Monument Inscription     : 50001
     IERS DOMES Number        : 42007M001
     CDP Number               : (A4)
     Monument Description     : pillar
       Height of the Monument : 3.80
       Monument Foundation    : roof
       Foundation Depth       : (m)
     Marker Description       : (CHISELLED CROSS/DIVOT/BRASS NAIL/etc)
     Date Installed           : 2008-06-20
     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   : REGME (Red GNSS de Monitoreo Continuo
                                del Ecuador)
Concrete pillar built at
                                top of three floor building with force
                                centering device on top.
                                The station is installed in IGM building, 
                                Guayaquil city, Guayas Province.


2.   Site Location Information

     City or Town             : Guayaquil
     State or Province        : 
     Country                  : Ecuador
     Tectonic Plate           : South American
     Approximate Position (ITRF)
       X coordinate (m)       : 
       Y coordinate (m)       : 
       Z coordinate (m)       : 
       Latitude (N is +)      : -020857.63
       Longitude (E is +)     : -0795330.90
       Elevation (m,ellips.)  : 34.89
     Additional Information   : 


3.   GNSS Receiver Information

3.1  Receiver Type            : LEICA GRX1200GGPRO
     Satellite System         : GPS+GLONASS
     Serial Number            : 355466
     Firmware Version         : 5.60/3.014
     Elevation Cutoff Setting : 0
     Date Installed           : 2008-06-20
     Date Removed             : 
     Temperature Stabiliz.    : 
     Additional Information   : 


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             : LEIAT504GG
     Serial Number            : 200578
     Antenna Reference Point  : BPA
     Marker->ARP Up Ecc. (m)  : 0.0080
     Marker->ARP North Ecc(m) : 0.0000
     Marker->ARP East Ecc(m)  : 0.000
     Alignment from True N    : 0
     Antenna Radome Type      : NONE
     Radome Serial Number     : 
     Antenna Cable Type       : 
     Antenna Cable Length     : 30
     Date Installed           : 2008-06-20
     Date Removed             : 
     Additional Information   : 


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         : 
     Tied Marker Usage        : 
     Tied Marker CDP Number   : 
     Tied Marker DOMES Number : 
     Differential Components from GNSS Marker to the tied monument (ITRS)
       dx (m)                 : 
       dy (m)                 : 
       dz (m)                 : 
     Accuracy (mm)            : 
     Survey method            : 
     Date Measured            : 
     Additional Information   : 


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)


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.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
     Status                   : PERMANENT
     Effective Dates          : 2008-06-20
     Notes                    : 


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.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.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.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.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)

9.   Local Ongoing Conditions Possibly Affecting Computed Position

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.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 Geografico Militar
     Preferred Abbreviation   : IGM
     Mailing Address          : Seniergues E4-676 y Gral. Telmo Paz y
                                Mino - Quito - Ecuador   - Apartado
                                Postal: 17-01-2435
     Primary Contact
       Contact Name           : Miguel Angel Bayas Bonilla
       Telephone (primary)    : (593) 2 3975100 ext 2012
       Telephone (secondary)  : 
       Fax                    : 
       E-mail                 : mbayas@mail.igm.gov.ec
     Secondary Contact
       Contact Name           : 
       Telephone (primary)    : 
       Telephone (secondary)  : 
       Fax                    : 
       E-mail                 : 
     Additional Information   : 


12.  Responsible Agency (if different from 11.)

     Agency                   : Instituto Geografico Militar
     Preferred Abbreviation   : IGM
     Mailing Address          : Seniergues E4-676 y Gral. Telmo Paz y
                                Mino - Quito - Ecuador   - Apartado
                                Postal: 17-01-2435
     Primary Contact
       Contact Name           : David Cisneros
       Telephone (primary)    : (593) 2 3975100 ext 2012
       Telephone (secondary)  : (593) 2 3975101  ext 2012
       Fax                    : (593) 2 3975186
       E-mail                 : dcisneros@mail.igm.gov.ec
     Secondary Contact
       Contact Name           : Cesar Leiva
       Telephone (primary)    : (593) 2 3975100 ext 2012
       Telephone (secondary)  : (593) 2 3975101  ext 2012
       Fax                    : (593) 2 3975186
       E-mail                 : cleiva@mail.igm.gov.ec
     Additional Information   : 


13.  More Information

     Primary Data Center      : IGM (Instituto Geografico Militar)
     Secondary Data Center    : 
     URL for More Information : 
     Hardcopy on File
       Site Map               : 
       Site Diagram           : 
       Horizon Mask           : 
       Monument Description   : 
       Site Pictures          : 
     Additional Information   : 
Antenna Graphics with Dimensions
LEIAT504GG

                         +-------+                          <-- 0.1393
                       /     +     \                        
                      |      +      |                       
    +-----------------+-------------+------------------+    <-- 0.1012 TCR
    |                                                  |
    |                                                  |
    |                                                  |
    |                                                  |
  +-+--------------------------------------------------+-+  
  +-------------------+-------------+--------------------+  <-- 0.0345 BCR
                      |             |
                      |             |
                      +------x------+                       <-- 0.000  BPA=ARP

  <--                      0.3794                      -->