KOKV00USA 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) : Tatevik Shakhbandaryan Date Prepared : 2018-11-13 Report Type : UPDATE If Update: Previous Site Log : kokv_20181011.log Modified/Added Sections : 3.8,3.9 1. Site Identification of the GNSS Monument Site Name : Kokee Park Geophysical Observatory Four Character ID : KOKV Monument Inscription : 3028-S IERS DOMES Number : 40424M004 CDP Number : Monument Description : 'Dinardo'-type steel plate Height of the Monument : Monument Foundation : CONCRETE ROOF OF 4 m TOWER Foundation Depth : 4 m Marker Description : Date Installed : 1987-01-01T00:00Z Geologic Characteristic : Bedrock Type : Bedrock Condition : Fracture Spacing : Fault zones nearby : Distance/activity : Additional Information : Geological Province: Hawaiian Archipelago : Local Geology: The islands probably originated : as the result of motion of the Pacific Plate : over a fixed hot spot. The hot spot has been : releasing magma from fractures as the plate : moved northwest. : Geological information from "NASA Space Geodesy : Program: Catalogue of Site Information", : Technical Memorandum 4482, March 1993, p248. : 'Dinardo'-type plate on old satellite tracking : base. 2. Site Location Information City or Town : Kokee Park, Waimea, State or Province : Kauai, Hawaii Country : United States of America Tectonic Plate : PACIFIC Approximate Position (ITRF) X coordinate (m) : -5543838.3609 Y coordinate (m) : -2054586.6103 Z coordinate (m) : 2387810.1225 Latitude (N is +) : +220734.5496 Longitude (E is +) : -1593953.7472 Elevation (m,ellips.) : 1167.5216 Additional Information : The site is in Kokee Park, Waimea, Kauai. Kauai : is the northern-most island of the eight major : islands of the State of Hawaii. : Site information from "NASA Space Geodesy : Program: Catalogue of Site Information", : Technical Memorandum 4482, March 1993, p248. : Approximate positions updated 2004-05-21. : Approximate positions updated 2005-01-14. 3. GNSS Receiver Information 3.1 Receiver Type : JPS EGGDT Satellite System : GPS+GLO Serial Number : 2329 Firmware Version : 2.7.0 Elevation Cutoff Setting : 0 deg Date Installed : 2008-09-25T00:00Z Date Removed : 2013-10-01T20:08Z Temperature Stabiliz. : none Additional Information : 3.2 Receiver Type : JAVAD TRE_G3TH DELTA Satellite System : GPS+GLO Serial Number : 01517 Firmware Version : 3.5.3 Elevation Cutoff Setting : 0 deg Date Installed : 2013-10-01T22:00Z Date Removed : 2014-03-26T14:29Z Temperature Stabiliz. : none Additional Information : 3.3 Receiver Type : JAVAD TRE_G3TH DELTA Satellite System : GPS+GLO Serial Number : 01517 Firmware Version : 3.5.5 Elevation Cutoff Setting : 0 deg Date Installed : 2014-03-26T14:30Z Date Removed : 2014-10-22T17:30Z Temperature Stabiliz. : none Additional Information : L1 center = 1573 3.4 Receiver Type : JAVAD TRE_G3TH DELTA Satellite System : GPS+GLO Serial Number : 01517 Firmware Version : 3.5.7b0 Elevation Cutoff Setting : 0 deg Date Installed : 2014-10-22T18:00Z Date Removed : 2015-01-21T21:01Z Temperature Stabiliz. : none Additional Information : SBAS off, L1 center = 1573 3.5 Receiver Type : JAVAD TRE_G3TH DELTA Satellite System : GPS+GLO Serial Number : 01517 Firmware Version : 3.5.8b0-12-52e9 Elevation Cutoff Setting : 0 deg Date Installed : 2015-01-21T21:02Z Date Removed : 2016-03-17T01:45Z Temperature Stabiliz. : none Additional Information : SBAS off, L1 center = 1573 3.6 Receiver Type : JAVAD TRE_G3TH DELTA Satellite System : GPS+GLO Serial Number : 01517 Firmware Version : 3.6.4 Elevation Cutoff Setting : 0 deg Date Installed : 2016-03-17T02:12Z Date Removed : 2016-04-12T23:59Z Temperature Stabiliz. : none Additional Information : SBAS off, QZSS off, L1 center = 1573 3.7 Receiver Type : JAVAD TRE_G3TH DELTA Satellite System : GPS+GLO+GAL+BDS Serial Number : 01517 Firmware Version : 3.6.4 Elevation Cutoff Setting : 0 deg Date Installed : 2016-04-13T00:00Z Date Removed : 2018-10-10T17:45Z Temperature Stabiliz. : none Additional Information : SBAS off, QZSS off, L1 center = 1573 3.8 Receiver Type : JAVAD TRE_G3TH DELTA Satellite System : GPS+GLO+GAL+BDS+QZSS Serial Number : 01517 Firmware Version : 3.7.2 Elevation Cutoff Setting : 0 deg Date Installed : 2018-10-10T18:15Z Date Removed : 2018-11-13T19:45Z Temperature Stabiliz. : none Additional Information : L1 center = 1573 3.9 Receiver Type : JAVAD TRE_G3TH DELTA Satellite System : GPS+GLO+GAL+BDS+QZSS Serial Number : 01517 Firmware Version : 3.7.4 Elevation Cutoff Setting : 0 deg Date Installed : 2018-11-13T20:00Z Date Removed : CCYY-MM-DDThh:mmZ Temperature Stabiliz. : none Additional Information : L1 center = 1573 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 : ASH701945G_M NONE Serial Number : CR6200342010 Antenna Reference Point : BPA Marker->ARP Up Ecc. (m) : 0.0614 Marker->ARP North Ecc(m) : 0.000 Marker->ARP East Ecc(m) : 0.000 Alignment from True N : 0 deg Antenna Radome Type : NONE Radome Serial Number : Antenna Cable Type : Andrew Corporation 1/2" heliax Antenna Cable Length : 76 m Date Installed : 2008-09-24T20:00Z Date Removed : CCYY-MM-DDThh:mmZ Additional Information : KOKV is sharing the antenna with IGS's KOKB. : KOKC is located on a nearby building 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 : KOKB 1311 Tied Marker Usage : Tied Marker CDP Number : 1311 Tied Marker DOMES Number : 40424S001 Differential Components from GNSS Marker to the tied monument (ITRS) dx (m) : -7.941 dy (m) : 23.616 dz (m) : 4.407 Accuracy (mm) : Survey method : Date Measured : (CCYY-MM-DDThh:mmZ) 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) 6. Frequency Standard 6.1 Standard Type : EXTERNAL H-MASER Input Frequency : 5 MHz Effective Dates : 2007-07-18/CCYY-MM-DD Notes : Primary H-Maser online at 23:59:04Z 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 10.1 Date : 2012-11-26/2012-11-26 Event : The railings at the periphery of the concrete : vault/tower where antenna is mounted were : raised at 23:10 UTC and lowered at 23:33 UTC. 10.2 Date : 2013-10-01/2013-10-01 Event : Turning on BeiDou and turning off SBAS tracking. 10.3 Date : 2015-01-14/2015-01-14 Event : The railings at the tower where antenna is : mounted were raised at 18:45 UTC and lowered : at 19:54 UTC. 10.x Date : (CCYY-MM-DD/CCYY-MM-DD) Event : (TREE CLEARING/CONSTRUCTION/etc) 11. On-Site, Point of Contact Agency Information Agency : Jet Propulsion Laboratory Preferred Abbreviation : JPL Mailing Address : 4800 Oak Grove Drive : Pasadena, CA 91109 USA Primary Contact Contact Name : David A. Stowers Telephone (primary) : 818-354-7055 Telephone (secondary) : Fax : 818-393-4965 E-mail : dstowers@jpl.nasa.gov Secondary Contact Contact Name : Telephone (primary) : Telephone (secondary) : Fax : E-mail : 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 : JPL Secondary Data Center : CDDIS URL for More Information : Hardcopy on File Site Map : Y Site Diagram : Y Horizon Mask : N Monument Description : Y Site Pictures : Y Additional Information : Antenna Graphics with Dimensions ASH701945B_M ASH701945C_M ASH701945D_M ASH701945E_M ASH701945G_M +-------+ / + \ <-- 0.1280 L2 | + | <-- 0.1100 L1 +-----------------+-------------+------------------+ <-- 0.1006 TCR | | | | | | | | +-+--------------------------------------------------+-+ <-- 0.0376 +-------------------+-------------+--------------------+ <-- 0.0346 BCR | | | | +------x------+ <-- 0.0000 BPA=ARP <-- 0.3794 --> ARP: Antenna Reference Point BPA: Bottom of Preamplifier L1 : L1 Phase Center L2 : L2 Phase Center TCR: Top of Chokering BCR: Bottom of Chokering