WARK00NZL 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) : Conrad Burton Date Prepared : 2020-04-20 Report Type : UPDATE If Update: Previous Site Log : wark_20191002.log Modified/Added Sections : 3.14, 3.15, 12 1. Site Identification of the GNSS Monument Site Name : Warkworth GPS Four Character ID : WARK Monument Inscription : none IERS DOMES Number : 50243M001 CDP Number : none Monument Description : DEEP-BRACED (UNAVCO STYLE) Height of the Monument : 1.5 m Monument Foundation : FIVE STAINLESS STEEL RODS Foundation Depth : 1.8 m Marker Description : TOP CENTRE OF STAINLESS BLOCK Date Installed : 2009-01-01T00:00Z Geologic Characteristic : Sandstone/siltstone Bedrock Type : SEDIMENTARY Bedrock Condition : WEATHERED Fracture Spacing : Fault zones nearby : NO Distance/activity : Additional Information : The site is underlain by thin-bedded, volcanic- : rich, graded sandstone and siltstone of the : Pakiri Formation (Waitemata group) of early : Miocene age. Weathering to a soft silty clay : with low plasticity and relatively high shear : strength is common in the top ~10 metres. : Clay to at least 10.5 m depth was found during : monument installation. : Marker is top centre of stainless block that : forms the top of the monument 2. Site Location Information City or Town : Warkworth State or Province : North Auckland Country : New Zealand Tectonic Plate : AUSTRALIAN Approximate Position (ITRF) X coordinate (m) : -5115333.2299 Y coordinate (m) : 477886.9079 Z coordinate (m) : -3767147.4730 Latitude (N is +) : -362603.88 Longitude (E is +) : +1743946.01 Elevation (m,ellips.) : 111.3 Additional Information : Located close to the Warkworth VLBI antenna. : The antenna causes a sky-visibility obstruction : to the southeast (see Section 9.3.1). 3. GNSS Receiver Information 3.1 Receiver Type : TRIMBLE NETRS Satellite System : GPS Serial Number : 4706128321 Firmware Version : 1.20 Elevation Cutoff Setting : Date Installed : 2009-01-23T00:00Z Date Removed : 2009-09-11T00:00Z Temperature Stabiliz. : Additional Information : 3.2 Receiver Type : TRIMBLE NETRS Satellite System : GPS Serial Number : 4752143428 Firmware Version : 1.25 Elevation Cutoff Setting : Date Installed : 2009-09-11T00:00Z Date Removed : 2011-01-10T00:23Z Temperature Stabiliz. : Additional Information : 3.3 Receiver Type : TRIMBLE NETR9 Satellite System : GPS+GLO Serial Number : 5034K69668 Firmware Version : 4.17 Elevation Cutoff Setting : Date Installed : 2011-01-10T00:23Z Date Removed : 2011-11-11T00:00Z Temperature Stabiliz. : Additional Information : 3.4 Receiver Type : TRIMBLE NETR9 Satellite System : GPS+GLO Serial Number : 5034K69668 Firmware Version : 4.42 Elevation Cutoff Setting : Date Installed : 2011-11-11T00:00Z Date Removed : 2012-06-15T00:00Z Temperature Stabiliz. : Additional Information : 3.5 Receiver Type : TRIMBLE NETR9 Satellite System : GPS+GLO Serial Number : 5034K69668 Firmware Version : 4.46 Elevation Cutoff Setting : 3 deg Date Installed : 2012-06-15T00:00Z Date Removed : 2013-03-20T23:12Z Temperature Stabiliz. : Additional Information : 3.6 Receiver Type : TRIMBLE NETR9 Satellite System : GPS+GLO+BDS+QZSS Serial Number : 5034K69668 Firmware Version : 4.70 Elevation Cutoff Setting : 3 deg Date Installed : 2013-03-20T23:13Z Date Removed : 2013-05-02T00:11Z Temperature Stabiliz. : Additional Information : tracking enabled for GPS ((L1-CA,L2-Legacy) : Glonass (L1-C/A,L1/P,L2-P),Compass/BeiDou : (B1) and QZSS (L1-C,L2-C) signals 3.7 Receiver Type : TRIMBLE NETR9 Satellite System : GPS+GLO+GAL+BDS+QZSS Serial Number : 5034K69668 Firmware Version : 4.70 Elevation Cutoff Setting : 3 deg Date Installed : 2013-05-02T00:11Z Date Removed : 2014-09-30T21:39Z Temperature Stabiliz. : Additional Information : added the capability to track GPS (L5 I+Q), : Galileo (E1,E5-A,E5-B,E5-AltBOC),BeiDou : (B2,B3) and QZSS (L1-CA,L1-SAIF,L1-C, : L2-C,L5,LEX) 3.8 Receiver Type : TRIMBLE NETR9 Satellite System : GPS+GLO+GAL+BDS+QZSS Serial Number : 5034K69668 Firmware Version : 4.81 Elevation Cutoff Setting : 0 deg Date Installed : 2014-09-30T21:40Z Date Removed : 2015-09-20T17:25Z Temperature Stabiliz. : none Additional Information : firmware upgrade 3.9 Receiver Type : TRIMBLE NETR9 Satellite System : GPS+GLO+GAL+BDS+QZSS Serial Number : 5034K69668 Firmware Version : 4.85 Elevation Cutoff Setting : 0 deg Date Installed : 2015-09-20T17:25Z Date Removed : 2016-04-19T22:49Z Temperature Stabiliz. : Additional Information : firmware upgrade 3.10 Receiver Type : TRIMBLE NETR9 Satellite System : GPS+GLO+GAL+BDS+QZSS Serial Number : 5522R50052 Firmware Version : 5.10 Elevation Cutoff Setting : 0 deg Date Installed : 2016-04-19T22:49Z Date Removed : 2016-09-19T09:19Z Temperature Stabiliz. : none Additional Information : 3.11 Receiver Type : TRIMBLE NETR9 Satellite System : GPS+GLO+GAL+BDS+QZSS Serial Number : 5522R50052 Firmware Version : 5.14 Elevation Cutoff Setting : 0 deg Date Installed : 2016-09-19T09:19Z Date Removed : 2016-12-20T08:28Z Temperature Stabiliz. : none Additional Information : firmware upgrade 3.12 Receiver Type : TRIMBLE NETR9 Satellite System : GPS+GLO+GAL+BDS+QZSS Serial Number : 5522R50052 Firmware Version : 5.15 Elevation Cutoff Setting : 0 deg Date Installed : 2016-12-20T08:28Z Date Removed : 2018-01-10T09:32Z Temperature Stabiliz. : none Additional Information : 3.13 Receiver Type : TRIMBLE NETR9 Satellite System : GPS+GLO+GAL+BDS+QZSS Serial Number : 5522R50052 Firmware Version : 5.22 Elevation Cutoff Setting : 0 deg Date Installed : 2018-01-10T09:32Z Date Removed : 2019-09-26T01:03Z Temperature Stabiliz. : none Additional Information : enabled GPS-L5 observable 3.14 Receiver Type : TRIMBLE ALLOY Satellite System : GPS+GLO+GAL+BDS+QZSS Serial Number : 5921R40150 Firmware Version : 5.42 Elevation Cutoff Setting : 0 deg Date Installed : 2019-09-26T01:03Z Date Removed : 2020-04-16T21:20Z Temperature Stabiliz. : none Additional Information : 3.15 Receiver Type : TRIMBLE ALLOY Satellite System : GPS+GLO+GAL+BDS+QZSS Serial Number : 5921R40150 Firmware Version : 5.43 Elevation Cutoff Setting : 0 deg Date Installed : 2020-04-16T21:20Z Date Removed : CCYY-MM-DDThh:mmZ Temperature Stabiliz. : none 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 : TRM55971.00 NONE Serial Number : 30477149 Antenna Reference Point : BAM Marker->ARP Up Ecc. (m) : 0.0020 Marker->ARP North Ecc(m) : 0.0000 Marker->ARP East Ecc(m) : 0.0000 Alignment from True N : 0 deg Antenna Radome Type : NONE Radome Serial Number : Antenna Cable Type : Antenna Cable Length : Date Installed : 2009-01-23T00:00Z Date Removed : 2019-09-26T01:03Z Additional Information : Antenna temporarily removed for maintenance on : 2015-09-21 between 00:32 - 01:22 UTC 4.2 Antenna Type : TRM115000.00 NONE Serial Number : 1551016808 Antenna Reference Point : BAM Marker->ARP Up Ecc. (m) : 0.002 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 : Antenna Cable Length : Date Installed : 2019-09-26T01:03Z Date Removed : CCYY-MM-DDThh:mmZ Additional Information : individual antenna calibration performed by : Geoscience Australia 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 : Warkworth radio telescope axis intersection Tied Marker Usage : VLBI Tied Marker CDP Number : Tied Marker DOMES Number : Differential Components from GNSS Marker to the tied monument (ITRS) dx (m) : 5.99 dy (m) : -42.89 dz (m) : -48.56 Accuracy (mm) : 100 mm Survey method : TOTAL STATION Date Measured : 2010-03-10T00:00Z Additional Information : This was a preliminary determination of the : tie between the GNSS monument and the radio : telescope axis intersection, using reflectors : on the rim of the antenna and taking : measurements with the telescope in a variety : of orientations. 5.2 Tied Marker Name : Warkworth Radio Telescope Axis IVP Tied Marker Usage : VLBI Tied Marker CDP Number : 7277 Tied Marker DOMES Number : 50243S001 Differential Components from GNSS Marker to the tied monument (ITRS) dx (m) : dy (m) : dz (m) : Accuracy (mm) : 1 mm Survey method : GPS CAMPAIGN/LEVELLING/TRIANGULATION Date Measured : 2012-12-07T00:00Z Additional Information : Local survey by LINZ. Contact Paula Gentle : at pgentle@linz.govt.nz for more : information. : resulting cartesian coordinates are (ITRF2008) : WARK -5115333.3149 477886.8944 -3767147.3447 : IVP -5115324.4218 477843.2955 -3767192.8254 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 : 2009-01-23/2012-03-22 Notes : 6.2 Standard Type : EXTERNAL H-MASER Input Frequency : 10 MHz Effective Dates : 2012-03-23/2012-07-11 Notes : on EXTERNAL H-MASER timing, using a feed from : the H-MASER at the radio telescope. : Data logging failure due to H-Maser issue : from 2012-07-04 to 2012-07-08. 6.3 Standard Type : INTERNAL Input Frequency : Effective Dates : 2012-07-12/2013-03-04 Notes : 6.4 Standard Type : EXTERNAL H-MASER Input Frequency : 10 MHz Effective Dates : 2013-03-05/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 7.1 Instrumentation Type : VLBI Status : PERMANENT Effective Dates : 2009-01-23/CCYY-MM-DD Notes : Warkworth radio telescope operated by Auckland : University of Technology. Contact: Sergei : Gulyaev (sergei.gulyaev@aut.ac.nz). 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) 9.3.1 Signal Obstructions : VLBI ANTENNA Effective Dates : 2009-01-23/CCYY-MM-DD Additional Information : The radio telescope is on a small hill about : 60 m southeast of the GNSS antenna. The axis : intersection of the telescope is about 20 m : above the GNSS antenna. The sky obstruction : is therefore about 30 degrees in the SE : direction, and varies slightly with the : orientation of the telescope. See Section 13 : for web site with photos. 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 : GNS Science Preferred Abbreviation : GNS Mailing Address : 1 Fairway Drive, Avalon 5010, : PO Box 30-368, Lower Hutt : New Zealand Primary Contact Contact Name : GeoNet reception Telephone (primary) : +64 4 570 1444 Telephone (secondary) : Fax : +64 4 570 4676 E-mail : info@geonet.org.nz Secondary Contact Contact Name : Elisabetta D'Anastasio Telephone (primary) : +64 4 570 4744 Telephone (secondary) : Fax : E-mail : e.danastasio@gns.cri.nz Additional Information : 12. Responsible Agency (if different from 11.) Agency : Land Information New Zealand Preferred Abbreviation : LINZ Mailing Address : 155 The Terrace, PO Box 5501, Wellington 6145 Primary Contact Contact Name : Rachelle Winefield Telephone (primary) : +64 4 460 0110 Telephone (secondary) : Fax : +64 4 472 2244 E-mail : positionz@linz.govt.nz Secondary Contact Contact Name : Telephone (primary) : Telephone (secondary) : Fax : E-mail : Additional Information : The site has been established by GNS Science : and is now part of the LINZ PositioNZ Network : (http://www.linz.govt.nz/positionz) 13. More Information Primary Data Center : CDDIS Secondary Data Center : IGN URL for More Information : www.geonet.org.nz Hardcopy on File Site Map : See LINZ web site referenced below in Site Diagram : Additional Information. Horizon Mask : Monument Description : Site Pictures : Additional Information : Additional Information. : Additional Information. : Additional Information. : http://magma.geonet.org.nz/delta/app : (then search for CGPS mark WARK) Antenna Graphics with Dimensions TRM55971.00 / --------------------------------------------- \ + + \ --------------------------------------------- / \ / \ / \-----+-----/ <-- 0.0000 BAM=ARP <-- 0.3396 --> Notches