SFDM00USA Site Information Form (site log) International GNSS Service See Instructions at: ftp://igs.org/pub/station/general/sitelog_instr.txt 0. Form Prepared by (full name) : David Maggert Date Prepared : 2019-03-22 Report Type : UPDATE If Update: Previous Site Log : sfdm_20131121.log Modified/Added Sections : 3.7, 3.8 1. Site Identification of the GNSS Monument Site Name : Santa Felicia Dam Four Character ID : SFDM Monument Inscription : IERS DOMES Number : 49826M001 CDP Number : Monument Description : DEEP DRILLED-BRACED Height of the Monument : Monument Foundation : DEEP-DRILLED BRACED Foundation Depth : 10.670 m Marker Description : SCIGN Mount Date Installed : 1999-10-28T00:00Z Geologic Characteristic : Bedrock Bedrock Type : SEDIMENTARY Bedrock Condition : WEATHERED Fracture Spacing : Fault zones nearby : Distance/activity : Additional Information : (multiple lines) : 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 not yet measured : Geodetic reference point is Top of center : support screw on SCIGN D3 : antenna adaptor. : Monument model is Wyatt/Agnew drilled-braced. 2. Site Location Information City or Town : Piru State or Province : California Country : United States Tectonic Plate : PACIFIC Approximate Position (ITRF) X coordinate (m) : -2532676.4067 Y coordinate (m) : -4615598.8587 Z coordinate (m) : 3588781.3303 Latitude (N is +) : +342735.30 Longitude (E is +) : -1184516.22 Elevation (m,ellips.) : 291.52 Additional Information : Ventura County. 3. GNSS Receiver Information 3.1 Receiver Type : ASHTECH Z-XII3 Satellite System : GPS Serial Number : LP03105 Firmware Version : CB00 Elevation Cutoff Setting : Date Installed : 1999-10-28T00:00Z Date Removed : 2000-04-05T00:00Z Temperature Stabiliz. : Additional Information : 120 second sampling rate until telemetry : established 3.2 Receiver Type : ASHTECH Z-XII3 Satellite System : GPS Serial Number : LP03028 Firmware Version : CD00 Elevation Cutoff Setting : Date Installed : 2000-04-05T00:00Z Date Removed : 2000-11-19T00:00Z Temperature Stabiliz. : Additional Information : Replaces receiver that was not Y2K/W1024 : compliant; 120 second sampling rate until : telemetry established. 3.3 Receiver Type : ASHTECH Z-XII3 Satellite System : GPS Serial Number : LP03009 Firmware Version : CD00 Elevation Cutoff Setting : Date Installed : 2000-11-19T00:00Z Date Removed : 2000-12-15T00:00Z Temperature Stabiliz. : Additional Information : Replaces receiver that was frozen on bootup : screen and would not log data; 120 second : sample rate continues due to lack of telemetry 3.4 Receiver Type : ASHTECH Z-XII3 Satellite System : GPS Serial Number : LP03009 Firmware Version : CD00 Elevation Cutoff Setting : Date Installed : 2000-12-15T00:00Z Date Removed : 2001-04-18T00:00Z Temperature Stabiliz. : Additional Information : Session programming set to run 00:00-05:59 UTC : and 60 sec. sample rate; telemetry to site : still does not exist; in-line pigtail removed : to see if periodic short file problem gets : resolved 3.5 Receiver Type : ASHTECH Z-XII3 Satellite System : GPS Serial Number : LP03009 Firmware Version : CD00 Elevation Cutoff Setting : Date Installed : 2001-04-18T00:00Z Date Removed : 2006-03-02T00:00Z Temperature Stabiliz. : Additional Information : Telemetry to site established; session : programming set to standard 30 second sample : rate from 00:00 - 23:59 UTC 3.6 Receiver Type : TRIMBLE NETRS Satellite System : GPS Serial Number : 4516248600 Firmware Version : 1.1-2 Elevation Cutoff Setting : Date Installed : 2006-03-02T00:00Z Date Removed : 2010-07-12T09:04Z Temperature Stabiliz. : Additional Information : Receiver replaced 3.7 Receiver Type : TRIMBLE NETRS Satellite System : GPS Serial Number : 4516248600 Firmware Version : 1.3-0 Elevation Cutoff Setting : 0 deg Date Installed : 2010-07-12T09:04Z Date Removed : 2019-03-22T20:48Z Temperature Stabiliz. : Additional Information : Receiver replaced 3.8 Receiver Type : TRIMBLE NETRS Satellite System : GPS Serial Number : 4516248600 Firmware Version : 1.3-2 Elevation Cutoff Setting : 0 deg Date Installed : 2019-03-22T20:48Z 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 : ASH701945B_M SCIT Serial Number : CR519991742 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 : Antenna Cable Type : Antenna Cable Length : Date Installed : 1999-10-28T00:00Z Date Removed : CCYY-MM-DDThh:mmZ Additional Information : Dome serial number is 00034. 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 : 1999-10-28/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 : Karl Feaux Telephone (primary) : 303-381-7556 Telephone (secondary) : Fax : E-mail : feaux@unavco.org Secondary Contact Contact Name : David Phillips Telephone (primary) : 303-381-7471 Telephone (secondary) : Fax : E-mail : dap@unavco.org Additional Information : 12. Responsible Agency (if different from 11.) Agency : Preferred Abbreviation : Mailing Address : Primary Contact Contact Name : Telephone (primary) : Telephone (secondary) : Fax : E-mail : Secondary Contact Contact Name : Telephone (primary) : Telephone (secondary) : Fax : E-mail : Additional Information : 13. More Information Primary Data Center : CDDIS Secondary Data Center : IGN URL for More Information : http://www.unavco.org Hardcopy on File Site Map : Site Diagram : (Y) Horizon Mask : (Y) Monument Description : (Y) Site Pictures : (Y) Additional Information : Antenna Graphics with Dimensions (insert text graphic)