USLP 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)  : JOSE GUILLERMO GASCA MONCAYO
     Date Prepared            : 2016-09-12
     Report Type              : UPDATE
     If Update:
      Previous Site Log       : USLP_20120423.log
      Modified/Added Sections : 1,3.5,4.1

1.  Site Identification of the GNSS Monument

     Site Name                : San Luis Potosi Fixed Station
     Four Character ID        : USLP
     Monument Inscription     :
     IERS DOMES Number        : 40530M001
     CDP Number               : (A4)
     Monument Description     : PILLAR
       Height of the Monument : (m)
       Monument Foundation    : CONCRETE BLOCK, ROOF
       Foundation Depth       : (m)
     Marker Description       : (CHISELLED CROSS/DIVOT/BRASS NAIL/etc)
     Date Installed           : 2008-05-31
     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   : Site decommissioned on 2016-09-09

2.   Site Location Information

     City or Town             : San Luis Potosi
     State or Province        : San Luis Potosi
     Country                  : Mexico
     Tectonic Plate           : North America
     Approximate Position (ITRF)
       X coordinate (m)       : -1129694.880
       Y coordinate (m)       : -5803303.938
       Z coordinate (m)       : 2389927.048
       Latitude (N is +)      : +220839.24
       Longitude (E is +)     : -1010056.40
       Elevation (m,ellips.)  : 1892.88
     Additional Information   : (multiple lines)

3.  GNSS Receiver Information

3.1  Receiver Type            : ASHTECH Z-XII3
     Satellite System         : GPS
     Serial Number            : 03511
     Firmware Version         : 1D04
     Elevation Cutoff Setting : 10
     Date Installed           : 2008-06-22
     Date Removed             : 2010-08-23
     Temperature Stabiliz.    : (none or tolerance in degrees C)
     Additional Information   : (multiple lines)

3.2  Receiver Type            : ASHTECH Z-XII3
     Satellite System         : GPS
     Serial Number            : 03247
     Firmware Version         : 1D04
     Elevation Cutoff Setting : 10
     Date Installed           : 2010-08-23
     Date Removed             : 2010-10-08
     Temperature Stabiliz.    : (none or tolerance in degrees C)
     Additional Information   : (multiple lines)

3.3  Receiver Type            : ASHTECH Z-XII3
     Satellite System         : GPS
     Serial Number            : 03511
     Firmware Version         : 1D04
     Elevation Cutoff Setting : 10
     Date Installed           : 2010-10-08
     Date Removed             : 2011-11-16
     Temperature Stabiliz.    : (none or tolerance in degrees C)
     Additional Information   : (multiple lines)

3.4  Receiver Type            : ASHTECH Z-XII3
     Satellite System         : GPS
     Serial Number            : 03252
     Firmware Version         : 1D04
     Elevation Cutoff Setting : 10
     Date Installed           : 2011-11-23
     Date Removed             : 2012-04-23
     Temperature Stabiliz.    : (none or tolerance in degrees C)
     Additional Information   : (multiple lines)

3.5  Receiver Type            : ASHTECH Z-XII3
     Satellite System         : GPS
     Serial Number            : 03511
     Firmware Version         : 1D04
     Elevation Cutoff Setting : 10
     Date Installed           : 2012-04-23
     Date Removed             : 2016-09-09T00:00Z
     Temperature Stabiliz.    : (none or tolerance in degrees C)
     Additional Information   : Site decommissioned.

3.x  Receiver Type            : (A20, from rcvr_ant.tab; see instructions)
     Satellite System         : (GPS+GLO+GAL+CMP+QZSS+SBAS)
     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             : ASH700228D
     Serial Number            : 700228D2022
     Antenna Reference Point  : BPA
     Marker->ARP Up Ecc. (m)  : 0.101
     Marker->ARP North Ecc(m) : (F8.4)
     Marker->ARP East Ecc(m)  : (F8.4)
     Alignment from True N    : 0
     Antenna Radome Type      : NONE
     Radome Serial Number     :
     Antenna Cable Type       : (vendor & type number)
     Antenna Cable Length     : 30 m
     Date Installed           : 2008-06-22
     Date Removed             : 2016-09-09T00:00Z
     Additional Information   : Site decommissioned.

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)                 :
       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            : (H-MASER/CESIUM/QUARTZ/INTERNAL/RUBIDIUM)
       Input Frequency        :
       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.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  : NONE

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 Estadistica
                              : y Geograf�a
     Preferred Abbreviation   : INEGI
     Mailing Address          : Av. Heroe de Nacozari #2301, Puerta 8 Mezzanine
     Primary Contact
       Contact Name           : V�ctor Hugo S�nchez Zarate
       Telephone (primary)    : (52) 444 8-34-18-45
       Telephone (secondary)  : (52) 444 8-34-85-05
       Fax                    : (52) 444 8-34-18-23
       E-mail                 : hugo.sanchez@inegi.org.mx
     Secondary Contact
       Contact Name           : Gabriel Gayt�n R�os
       Telephone (primary)    : (52) 449 9-10-53-00 Ext. 4169
       Telephone (secondary)  :
       Fax                    :
       E-mail                 : gabriel.gaytan@inegi.org.mx

     Additional Information   : (multiple lines)

12.  Responsible Agency (if different from 11.)

     Agency                   : Instituto Nacional de Estadistica
                              : y Geograf�a
     Preferred Abbreviation   : INEGI
     Mailing Address          : Av. Heroe de Nacozari #2301, Puerta 8 Mezzanine
     Primary Contact
       Contact Name           : Guillermo Gasca Moncayo
       Telephone (primary)    : 011 52 449 9105300 Ext. 4944
       Telephone (secondary)  :
       Fax                    :
       E-mail                 : guillermo.gasca@inegi.org.mx
     Secondary Contact
       Contact Name           : Guido Alejandro Gonzalez Franco
       Telephone (primary)    : 011 52 449 9105300 Ext. 5872
       Telephone (secondary)  :
       Fax                    :
       E-mail                 : guido.gonzalez@inegi.org.mx
     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)
       Monument Description   : (Y)
       Site Pictures          : (Y)
     Additional Information   : Hardcopy Information available from
     Antenna Graphics with Dimensions


ASH700228A
ASH700228B
ASH700228C
ASH700228D

                           ^
                 +---------+---------+
  +--+ +-------+-----------+-----------+--------+ +--+
+-+--+ +------------+-------------+-------------+ +--+-+
                    |-------------|
                    |-------------|
                    |-------------|
                    |-------------|
                    +------x------+                       <--  0.000  ARP=BPA

                  <--    0.080    -->
      <--                0.220                 -->
<--                      0.286                       -->