HRAG00ZAF Site Information Form (site log) International GNSS Service See Instructions at: https://ftp.igs.org/pub/station/general/sitelog_instr.txt 0. Form Prepared by (full name) : Oliver Montenbruck (DLR) Date Prepared : 2020-12-11 Report Type : Update If Update: Previous Site Log : hrag_20200403.log Modified/Added Sections : 3.19,3.20 1. Site Identification of the GNSS Monument Site Name : Hartebeesthoek RAO Four Character ID : HRAG Monument Inscription : IERS DOMES Number : 30302M010 CDP Number : Monument Description : ADJUSTABLE MOUNT Height of the Monument : Monument Foundation : WALL Foundation Depth : Marker Description : NONE Date Installed : 2010-09-09T08:00Z Geologic Characteristic : Bedrock Type : Bedrock Condition : Fracture Spacing : Fault zones nearby : Distance/activity : Additional Information : The antenna is mounted on the roof wall of the : central office building at HartRAO using a : tribrach without mast. : Multiple receivers can jointly be operated from : a common antenna via an active 4-way power : splitter. : One other receiver (TopCon Net-G3) is part : of the EVnet network of DLR's Institute of : Communication and Navigation 2. Site Location Information City or Town : Krugersdorp State or Province : Country : South Africa Tectonic Plate : AFRICAN Approximate Position (ITRF) X coordinate (m) : +5085418.18 Y coordinate (m) : +2668226.51 Z coordinate (m) : -2768758.21 Latitude (N is +) : -255325.448 Longitude (E is +) : +0274106.6488 Elevation (m,ellips.) : 1407.38 Additional Information : 3. GNSS Receiver Information 3.1 Receiver Type : JAVAD TRE_G2T DELTA Satellite System : GPS+GAL+SBAS Serial Number : 00015 Firmware Version : 3.1.6b1 Elevation Cutoff Setting : 5 deg Date Installed : 2010-04-14T11:00Z Date Removed : 2011-11-10T15:00Z Temperature Stabiliz. : Additional Information : Multipath mitigation enabled 3.2 Receiver Type : JAVAD TRE_G2T DELTA Satellite System : GPS+GAL+SBAS Serial Number : 00015 Firmware Version : 3.2.7 Elevation Cutoff Setting : 5 deg Date Installed : 2011-11-10T15:00Z Date Removed : 2011-12-12T14:30Z Temperature Stabiliz. : Additional Information : Multipath mitigation enabled 3.3 Receiver Type : JAVAD TRE_G2T DELTA Satellite System : GPS+GAL+SBAS Serial Number : 00015 Firmware Version : 3.3.5 Elevation Cutoff Setting : 5 deg Date Installed : 2011-12-12T14:30Z Date Removed : 2012-04-26T12:15Z Temperature Stabiliz. : Additional Information : Multipath mitigation enabled 3.4 Receiver Type : JAVAD TRE_G2T DELTA Satellite System : GPS+GAL+SBAS Serial Number : 00015 Firmware Version : 3.4.2 Elevation Cutoff Setting : 5 deg Date Installed : 2012-04-26T12:15Z Date Removed : 2012-06-18T15:00Z Temperature Stabiliz. : Additional Information : Multipath mitigation enabled 3.5 Receiver Type : JAVAD TRE_G2T DELTA Satellite System : GPS+GAL+SBAS Serial Number : 00015 Firmware Version : 3.4.4b0 Elevation Cutoff Setting : 5 deg Date Installed : 2012-06-18T15:00Z Date Removed : 2012-12-06T21:50Z Temperature Stabiliz. : Additional Information : Firmware update : Deactivated multipath mitigation 3.6 Receiver Type : JAVAD TRE_G2T DELTA Satellite System : GPS+GAL+SBAS Serial Number : 00015 Firmware Version : 3.4.7b2_E19 Elevation Cutoff Setting : 5 deg Date Installed : 2012-12-06T21:50Z Date Removed : 2012-12-26T17:05Z Temperature Stabiliz. : Additional Information : Firmware update; : supports early IOV-3 tracking 3.7 Receiver Type : JAVAD TRE_G2T DELTA Satellite System : GPS+GAL+SBAS Serial Number : 00015 Firmware Version : 3.4.7 Elevation Cutoff Setting : 5 deg Date Installed : 2012-12-26T17:05Z Date Removed : 2014-07-23T20:30Z Temperature Stabiliz. : Additional Information : Firmware update : (fix of IOV-3/4 tracking) 3.8 Receiver Type : JAVAD TRE_G2T DELTA Satellite System : GPS+GAL+SBAS Serial Number : 00015 Firmware Version : 3.6.1.E8.1June Elevation Cutoff Setting : 5 deg Date Installed : 2014-07-23T20:30Z Date Removed : 2014-12-02T09:45Z Temperature Stabiliz. : Additional Information : Firmware update 3.9 Receiver Type : JAVAD TRE_G2T DELTA Satellite System : GPS+GAL+SBAS Serial Number : 00015 Firmware Version : 3.6.1b1-68-7da1 Elevation Cutoff Setting : 5 deg Date Installed : 2014-12-02T09:45Z Date Removed : 2015-06-26T16:00Z Temperature Stabiliz. : Additional Information : Firmware update : (FOC E5 offset compensation) 3.10 Receiver Type : JAVAD TRE_G2T DELTA Satellite System : GPS+GAL+SBAS Serial Number : 00015 Firmware Version : 3.6.2 Elevation Cutoff Setting : 5 deg Date Installed : 2015-06-26T16:00Z Date Removed : 2017-01-12T15:45Z Temperature Stabiliz. : Additional Information : Firmware update 3.11 Receiver Type : JAVAD TRE_G2T DELTA Satellite System : GPS+GAL+SBAS Serial Number : 00015 Firmware Version : 3.6.9 Elevation Cutoff Setting : 5 deg Date Installed : 2017-01-12T15:45Z Date Removed : 2017-04-18T11:50Z Temperature Stabiliz. : Additional Information : Firmware update 3.12 Receiver Type : JAVAD TRE_G3TH DELTA Satellite System : GPS+GLO+GAL+IRNSS+SBAS Serial Number : 00394 Firmware Version : 3.6.9 Elevation Cutoff Setting : 0 deg Date Installed : 2017-04-18T11:50Z Date Removed : 2018-04-17T11:50Z Temperature Stabiliz. : Additional Information : Firmware update 3.13 Receiver Type : JAVAD TRE_G3TH DELTA Satellite System : GPS+GLO+GAL+IRNSS+SBAS Serial Number : 00394 Firmware Version : 3.7.3 Elevation Cutoff Setting : 0 deg Date Installed : 2018-04-17T11:50Z Date Removed : 2018-10-09T15:05Z Temperature Stabiliz. : Additional Information : Firmware update 3.14 Receiver Type : JAVAD TRE_G3TH DELTA Satellite System : GPS+GLO+GAL+IRNSS+SBAS Serial Number : 00394 Firmware Version : 3.7.3p1 Elevation Cutoff Setting : 0 deg Date Installed : 2018-10-09T15:05Z Date Removed : 2018-11-08T13:56Z Temperature Stabiliz. : Additional Information : Firmware update 3.15 Receiver Type : JAVAD TRE_G3TH DELTA Satellite System : GPS+GLO+GAL+IRNSS+SBAS Serial Number : 00394 Firmware Version : 3.7.4 Elevation Cutoff Setting : 0 deg Date Installed : 2018-11-08T13:56Z Date Removed : 2018-12-10T17:30Z Temperature Stabiliz. : Additional Information : Firmware update 3.16 Receiver Type : JAVAD TRE_G3TH DELTA Satellite System : GPS+GLO+GAL+IRNSS+SBAS Serial Number : 00394 Firmware Version : 3.7.5 Elevation Cutoff Setting : 0 deg Date Installed : 2018-12-10T17:30Z Date Removed : 2019-01-24T12:45Z Temperature Stabiliz. : Additional Information : Firmware update 3.17 Receiver Type : JAVAD TRE_G3TH DELTA Satellite System : GPS+GLO+GAL+IRNSS+SBAS Serial Number : 00394 Firmware Version : 3.7.5p1 Elevation Cutoff Setting : 0 deg Date Installed : 2019-01-24T12:45Z Date Removed : 2019-04-12T08:25Z Temperature Stabiliz. : Additional Information : Firmware update 3.18 Receiver Type : JAVAD TRE_G3TH DELTA Satellite System : GPS+GLO+GAL+IRNSS+SBAS Serial Number : 00394 Firmware Version : 3.7.6 Elevation Cutoff Setting : 0 deg Date Installed : 2019-04-12T08:25Z Date Removed : 2020-01-28T17:20Z Temperature Stabiliz. : Additional Information : Firmware update 3.19 Receiver Type : JAVAD TRE_G3TH DELTA Satellite System : GPS+GLO+GAL+IRNSS+SBAS Serial Number : 00394 Firmware Version : 3.7.9 Elevation Cutoff Setting : 0 deg Date Installed : 2020-01-28T17:20Z Date Removed : 2020-12-11T13:25Z Temperature Stabiliz. : Additional Information : Firmware update 3.20 Receiver Type : JAVAD TRE_G3TH DELTA Satellite System : GPS+GLO+GAL+IRNSS+SBAS Serial Number : 00394 Firmware Version : 3.7.10 Elevation Cutoff Setting : 0 deg Date Installed : 2020-12-11T13:25Z Date Removed : CCYY-MM-DDThh:mmZ Temperature Stabiliz. : Additional Information : Firmware update 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 : LEIAR25.R3 LEIT Serial Number : 09310005 Antenna Reference Point : BPA Marker->ARP Up Ecc. (m) : 000.0000 Marker->ARP North Ecc(m) : 000.0000 Marker->ARP East Ecc(m) : 000.0000 Alignment from True N : 0 deg Antenna Radome Type : LEIT Radome Serial Number : Antenna Cable Type : Antenna Cable Length : Date Installed : 2010-04-20T10:45Z Date Removed : 2018-09-13T13:30Z Additional Information : 4.2 Antenna Type : LEIAR25.R3 LEIT Serial Number : 09310005 Antenna Reference Point : BPA Marker->ARP Up Ecc. (m) : 000.1280 Marker->ARP North Ecc(m) : 000.0000 Marker->ARP East Ecc(m) : 000.0000 Alignment from True N : 0 deg Antenna Radome Type : LEIT Radome Serial Number : Antenna Cable Type : Huber + Suhner Sucofeed 3/8 HF FR Antenna Cable Length : 10 m Date Installed : 2018-09-13T13:30Z Date Removed : CCYY-MM-DDThh:mmZ Additional Information : Installation of an offset pillar with a Leica : GRZ101 prism for automated local surveys. : Replacement of passive 2-way splitter by active : 4-way splitter. 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 : 2009-03-12/2017-04-18 Notes : JAVAD TRE_G2T DELTA 6.2 Standard Type : INTERNAL Input Frequency : Effective Dates : 2017-04-18/2018-08-01 Notes : JAVAD TRE_G3TH DELTA 6.3 Standard Type : EXTERNAL H-MASER Input Frequency : 10 MHz Effective Dates : 2018-08-01/CCYY-MM-DD Notes : JAVAD TRE_G3TH DELTA : connected to "backup maser" via splitter 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 : Hartebeesthoek Radio Astronomy Observatory Preferred Abbreviation : HartRAO Mailing Address : PO Box 443 : Krugersdorp,1740 : South Africa Primary Contact Contact Name : Ludwig Combrinck Telephone (primary) : +27(12)3260742 Telephone (secondary) : Fax : +27(12)3260756 E-mail : ludwig@hartrao.ac.za Secondary Contact Contact Name : Marisa Nickola Telephone (primary) : +27(12)3260742 Telephone (secondary) : Fax : E-mail : marisa@hartrao.ac.za Additional Information : 12. Responsible Agency (if different from 11.) Agency : German Aerospace Center Preferred Abbreviation : DLR Mailing Address : Oberpfaffenhofen : 82234 Wessling : Germany Primary Contact Contact Name : Oliver Montenbruck Telephone (primary) : +49(8153)28-1195 Telephone (secondary) : Fax : +49(8153)28-1450 E-mail : oliver.montenbruck@dlr.de Secondary Contact Contact Name : Andre Hauschild Telephone (primary) : +49(8153)28-2491 Telephone (secondary) : Fax : +49(8153)28-1450 E-mail : andre.hauschild@dlr.de Additional Information : 13. More Information Primary Data Center : BKG Secondary Data Center : CDDIS URL for More Information : Hardcopy on File Site Map : Site Diagram : N Horizon Mask : N Monument Description : N Site Pictures : N Additional Information : Data available Antenna Graphics with Dimensions LEIAR25.R3 +-------+ <-- 0.1995 / \ +---+-------------+---+ <-- 0.1606 TCR | | |---------------------------| |---------------------------------| |---------------------------------------| +---------------------------------------------+ | | | | +-+---------------------------------------------+-+ +-----------------+-------------+-----------------+ <-- 0.0320 BCR | | | | +------x------+ <-- 0.0000 BPA=ARP (5/8" thread might differ from BPA!) <-- 0.3802 --> ARP: Antenna Reference Point L1 : L1 Phase Center L2 : L2 Phase Center TCR: Top of Chokering BCR: Bottom of Chokering TGP: Top of Ground Plane BGP: Bottom of Ground Plane TPA: Top of Preamplifier BPA: Bottom of Preamplifier TOP: Top of Pole All dimensions are in meters.