BILL00USA Site Information Form (site log)
     International GNSS Service
     See Instructions at:
       https://files.igs.org/pub/station/general/sitelog_instr_v2.0.txt

0.   Form

     Prepared by (full name)  : UNAVCO
     Date Prepared            : 2022-09-28
     Report Type              : UPDATE
     If Update:
      Previous Site Log       : bill_20211122.log
      Modified/Added Sections : 3.12


1.   Site Identification of the GNSS Monument

     Site Name                : Lake Skinner
     Nine Character ID        : BILL00USA
     Monument Inscription     : BILL
     IERS DOMES Number        : 49916M001
     CDP Number               : 
     Monument Description     : Wyatt/Agnew drilled-braced
       Height of the Monument : 
       Monument Foundation    : DEEP-DRILLED BRACED
       Foundation Depth       : 9.756 m
     Marker Description       : Tip of center support screw on SCIGN antenna
     Date Installed           : 1997-11-17T23:00Z
     Geologic Characteristic  : BEDROCK
       Bedrock Type           : PARTIALLY METAMORPHOSED SEDIMENTARY ROCK
       Bedrock Condition      : WEATHERED, BUT DURABLE
       Fracture Spacing       : unknown
       Fault zones nearby     : 
         Distance/activity    : 
     Additional Information   : drilled-braced geodetic monument composed of
                              :  1.625 in. stainless steel supports cemented in
                              :  32 ft. deep drilled holes, welded at ~5 ft.
                              :  above ground level SCIGN - Southern California
                              :  Integrated GPS Network. Monument is Wyatt-type
                              :  drilled-braced Geodetic Monument composed of
                              :  stainless steel supports and new SCIGN antenna
                              :  adaptor. Fixed antenna height is 0.0083 m. A
                              :  secondary measurement, the adaptor/divot
                              :  distance, taken from the bottom of the lower
                              :  adaptor plate to the center of a divot
                              :  drill-mark on the north-facing tripod leg, is
                              :  measured as 0.0790 m.


2.   Site Location Information

     City or Town             : Temecula
     State or Province        : California
     Country or Region        : USA
     Tectonic Plate           : PACIFIC
     Approximate Position (ITRF)
       X coordinate (m)       : -2420420.5012
       Y coordinate (m)       : -4737131.5508
       Z coordinate (m)       : 3507827.6650
       Latitude (N is +)      : +333441.67
       Longitude (E is +)     : -1170352.56
       Elevation (m,ellips.)  : 470.1
     Additional Information   : Riverside County


3.   GNSS Receiver Information

3.1  Receiver Type            : ASHTECH Z-XII3
     Satellite System         : GPS
     Serial Number            : LP02589
     Firmware Version         : 1F50
     Elevation Cutoff Setting : 
     Date Installed           : 1997-11-18T00:00Z
     Date Removed             : 1998-04-02T00:00Z
     Temperature Stabiliz.    : none
     Additional Information   : New Installation interpolation feature on.

3.2  Receiver Type            : ASHTECH Z-XII3
     Satellite System         : GPS
     Serial Number            : LP02755
     Firmware Version         : 1F50
     Elevation Cutoff Setting : 
     Date Installed           : 1998-04-02T00:00Z
     Date Removed             : 1998-08-13T22:00Z
     Temperature Stabiliz.    : none
     Additional Information   : Interpolation feature on. Date matches first
                              : rinex header date with new SN. Previous unit
                              : damaged by indirect lightning strike
                              : 29-MAR-1998.

3.3  Receiver Type            : ASHTECH Z-XII3
     Satellite System         : GPS
     Serial Number            : LP03040
     Firmware Version         : 1F50
     Elevation Cutoff Setting : 
     Date Installed           : 1998-08-13T22:00Z
     Date Removed             : 1999-07-07T22:00Z
     Temperature Stabiliz.    : none
     Additional Information   : Receiver swap. Previous unit was recording bad
                              : data (heat?) ASHTECH LP Z-XII 700845-10F

3.4  Receiver Type            : ASHTECH Z-XII3
     Satellite System         : GPS
     Serial Number            : LP02906
     Firmware Version         : CC00
     Elevation Cutoff Setting : 10 deg
     Date Installed           : 1999-07-07T22:00Z
     Date Removed             : 2005-10-26T20:11Z
     Temperature Stabiliz.    : none
     Additional Information   : Receiver swap firmware upgrade for GPS week
                              : rollover-compliance.

3.5  Receiver Type            : TRIMBLE NETRS
     Satellite System         : GPS
     Serial Number            : 4518249771
     Firmware Version         : 1.1-2
     Elevation Cutoff Setting : 0 deg
     Date Installed           : 2005-10-26T20:11Z
     Date Removed             : 2010-01-15T19:16Z
     Temperature Stabiliz.    : none
     Additional Information   : NetRS/CDMA configuration installed for PBO
                              : Nucleus conversion.

3.6  Receiver Type            : TRIMBLE NETRS
     Satellite System         : GPS
     Serial Number            : 4520250868
     Firmware Version         : 1.1-2
     Elevation Cutoff Setting : 0 deg
     Date Installed           : 2010-01-15T19:16Z
     Date Removed             : 2010-07-01T16:23Z
     Temperature Stabiliz.    : none
     Additional Information   : 

3.7  Receiver Type            : TRIMBLE NETRS
     Satellite System         : GPS
     Serial Number            : 4520250868
     Firmware Version         : 1.3-0
     Elevation Cutoff Setting : 0 deg
     Date Installed           : 2010-07-01T16:23Z
     Date Removed             : 2019-03-22T19:25Z
     Temperature Stabiliz.    : none
     Additional Information   : 

3.8  Receiver Type            : TRIMBLE NETRS
     Satellite System         : GPS
     Serial Number            : 4520250868
     Firmware Version         : 1.3-2
     Elevation Cutoff Setting : 0 deg
     Date Installed           : 2019-03-22T19:25Z
     Date Removed             : 2020-09-18T21:50Z
     Temperature Stabiliz.    : 
     Additional Information   : 

3.9  Receiver Type            : SEPT POLARX5
     Satellite System         : GPS+GLO+GAL+BDS+QZSS+SBAS
     Serial Number            : 3234967
     Firmware Version         : 5.3.2
     Elevation Cutoff Setting : 0 deg
     Date Installed           : 2020-09-18T21:50Z
     Date Removed             : 2021-01-28T17:17Z
     Temperature Stabiliz.    : 
     Additional Information   : 

3.10 Receiver Type            : SEPT POLARX5
     Satellite System         : GPS+GLO+GAL+BDS+QZSS+SBAS
     Serial Number            : 3234967
     Firmware Version         : 5.4.0
     Elevation Cutoff Setting : 0 deg
     Date Installed           : 2021-01-28T17:17Z
     Date Removed             : 2021-09-03T03:46Z
     Temperature Stabiliz.    : 
     Additional Information   : 

3.11 Receiver Type            : SEPT POLARX5
     Satellite System         : GPS+GLO+GAL+BDS+QZSS+SBAS
     Serial Number            : 3234967
     Firmware Version         : 5.4.0-patch1
     Elevation Cutoff Setting : 0 deg
     Date Installed           : 2021-09-03T03:46Z
     Date Removed             : 2022-09-27T20:36Z
     Temperature Stabiliz.    : 
     Additional Information   : 

3.12 Receiver Type            : SEPT POLARX5
     Satellite System         : GPS+GLO+GAL+BDS+QZSS+SBAS
     Serial Number            : 3234967
     Firmware Version         : 5.5.0
     Elevation Cutoff Setting : 0 deg
     Date Installed           : 2022-09-27T20:36Z
     Date Removed             : (CCYY-MM-DDThh:mmZ)
     Temperature Stabiliz.    : 
     Additional Information   : 

3.x  Receiver Type            : (A20, from rcvr_ant.tab; see instructions)
     Satellite System         : (GPS+GLO+GAL+BDS+QZSS+SBAS)
     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             : ASH700936E_C    NONE
     Serial Number            : CR14691
     Antenna Reference Point  : BPA
     Marker->ARP Up Ecc. (m)  : 0.0083
     Marker->ARP North Ecc(m) : 0.0000
     Marker->ARP East Ecc(m)  : 0.0000
     Alignment from True N    : 
     Antenna Radome Type      : NONE
     Radome Serial Number     : N/A
     Antenna Cable Type       : 
     Antenna Cable Length     : 
     Date Installed           : 1997-11-18T00:00Z
     Date Removed             : 1997-12-02T00:00Z
     Additional Information   : Antenna height is fixed and measured from the
                              :  raised nipple on the lower part of the antenna
                              :  adaptor (peak of center support screw) to the
                              :  BPA. prototype SCIGN radome installed from
                              :  18-NOV-1997 to 01-DEC-1997 no code applicable

4.2  Antenna Type             : ASH700936E_C    NONE
     Serial Number            : CR14691
     Antenna Reference Point  : BPA
     Marker->ARP Up Ecc. (m)  : 0.0083
     Marker->ARP North Ecc(m) : 0.0000
     Marker->ARP East Ecc(m)  : 0.0000
     Alignment from True N    : 
     Antenna Radome Type      : NONE
     Radome Serial Number     : N/A
     Antenna Cable Type       : 
     Antenna Cable Length     : 
     Date Installed           : 1997-12-02T00:00Z
     Date Removed             : 1999-06-10T22:30Z
     Additional Information   : Removed prototype SCIGN antenna dome ASHTECH
                              :  Choke Ring 700936

4.3  Antenna Type             : ASH701945B_M    NONE
     Serial Number            : CR519991705
     Antenna Reference Point  : BPA
     Marker->ARP Up Ecc. (m)  : 0.0083
     Marker->ARP North Ecc(m) : 0.0000
     Marker->ARP East Ecc(m)  : 0.0000
     Alignment from True N    : 
     Antenna Radome Type      : NONE
     Radome Serial Number     : N/A
     Antenna Cable Type       : 
     Antenna Cable Length     : 
     Date Installed           : 1999-06-10T22:30Z
     Date Removed             : 2006-06-28T00:00Z
     Additional Information   : Removed prior antenna due to noisy data

4.4  Antenna Type             : ASH701945B_M    SCIT
     Serial Number            : CR519991705
     Antenna Reference Point  : BPA
     Marker->ARP Up Ecc. (m)  : 0.0083
     Marker->ARP North Ecc(m) : 0.0000
     Marker->ARP East Ecc(m)  : 0.0000
     Alignment from True N    : 
     Antenna Radome Type      : SCIT
     Radome Serial Number     : 230
     Antenna Cable Type       : 
     Antenna Cable Length     : 
     Date Installed           : 2006-06-28T00:00Z
     Date Removed             : 2013-02-21T18:30Z
     Additional Information   : Installed SCIT radome.

4.5  Antenna Type             : ASH701945B_M    SCIT
     Serial Number            : CR519991705
     Antenna Reference Point  : BPA
     Marker->ARP Up Ecc. (m)  : 0.0083
     Marker->ARP North Ecc(m) : 0.0000
     Marker->ARP East Ecc(m)  : 0.0000
     Alignment from True N    : 
     Antenna Radome Type      : SCIT
     Radome Serial Number     : 2738
     Antenna Cable Type       : 
     Antenna Cable Length     : 
     Date Installed           : 2013-02-21T18:30Z
     Date Removed             : 2020-09-21T17:16Z
     Additional Information   : New radome installed

4.6  Antenna Type             : TRM59800.99     SCIT
     Serial Number            : 0220067546
     Antenna Reference Point  : BPA
     Marker->ARP Up Ecc. (m)  : 0.0083
     Marker->ARP North Ecc(m) : 0.0000
     Marker->ARP East Ecc(m)  : 0.0000
     Alignment from True N    : 0 deg
     Antenna Radome Type      : SCIT
     Radome Serial Number     : 3172
     Antenna Cable Type       : 
     Antenna Cable Length     : 
     Date Installed           : 2020-09-21T17:16Z
     Date Removed             : (CCYY-MM-DDThh:mmZ)
     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.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

6.1  Standard Type            : INTERNAL
       Input Frequency        : 
       Effective Dates        : 1997-11-18/CCYY-MM-DD
       Notes                  : 

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.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)

8.5.x Other Instrumentation   : (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/BUILDINGS/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                   : UNAVCO
     Preferred Abbreviation   : UNAVCO
     Mailing Address          : 6350 Nautilus Dr.
                              : Boulder, CO  80301 USA
     Primary Contact
       Contact Name           : UNAVCO Network Engineer
       Telephone (primary)    : 303-381-7500
       Telephone (secondary)  : 
       Fax                    : 
       E-mail                 : support@unavco.org
     Secondary Contact
       Contact Name           : 
       Telephone (primary)    : 
       Telephone (secondary)  : 
       Fax                    : 
       E-mail                 : 
     Additional Information   : 


12.  Responsible Agency (if different from 11.)

     Agency                   : (multiple lines)
     Preferred Abbreviation   : (A10)
     Mailing Address          : (multiple lines)
     Primary Contact
       Contact Name           : 
       Telephone (primary)    : 
       Telephone (secondary)  : 
       Fax                    : 
       E-mail                 : 
     Secondary Contact
       Contact Name           : 
       Telephone (primary)    : 
       Telephone (secondary)  : 
       Fax                    : 
       E-mail                 : 
     Additional Information   : (multiple lines)


13.  More Information

     Primary Data Center      : CDDIS
     Secondary Data Center    : IGN
     URL for More Information : http://www.unavco.org
     Hardcopy on File
       Site Map               : Y
       Site Diagram           : Y
       Horizon Mask           : Y
       Monument Description   : Y
       Site Pictures          : Y
     Additional Information   : 
     Antenna Graphics with Dimensions


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                     /           \
                    |             |
  +-------------------------------------------------+     <--  0.1020  TCR
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+-+-------------------------------------------------+-+   <--  0.0381
+-------------------+-------------+-------------------+   <--  0.0350  BCR
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                   =|             |
                    +------x------+                       <--  0.0000  BPA=ARP
                                                                       RXC=NRP
<--                      0.3810                     -->