HERS00GBR 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) : Robert Sherwood Date Prepared : 2021-05-26 Report Type : UPDATE If Update: Previous Site Log : hers_20210208.log Modified/Added Sections : 6.4, 6.5 1. Site Identification of the GNSS Monument Site Name : Herstmonceux Four Character ID : HERS Monument Inscription : IERS DOMES Number : 13212M007 CDP Number : 7840 Monument Description : STEEL MAST Height of the Monument : 8 m Monument Foundation : CONCRETE BLOCK Foundation Depth : 5 m Marker Description : Date Installed : 1991-09-01T00:00Z Geologic Characteristic : Bedrock Type : Bedrock Condition : Fracture Spacing : Fault zones nearby : Distance/activity : Additional Information : Located in grounds of Herstmonceux Castle a : few meters from the UK SLR Facility 2. Site Location Information City or Town : Hailsham State or Province : East Sussex Country : United Kingdom Tectonic Plate : EURASIAN Approximate Position (ITRF) X coordinate (m) : 4033471.330 Y coordinate (m) : 23667.860 Z coordinate (m) : 4924300.350 Latitude (N is +) : +505202.28 Longitude (E is +) : +0002010.32 Elevation (m,ellips.) : 76.5 Additional Information : 3. GNSS Receiver Information 3.1 Receiver Type : ROGUE SNR-8C Satellite System : GPS Serial Number : CR325 Firmware Version : Conan 4.2 (Meenix 7.3) Elevation Cutoff Setting : 5 deg Date Installed : 1992-03-24T00:00Z Date Removed : 1998-01-01T00:00Z Temperature Stabiliz. : 18.0 +/- 2.0 Additional Information : SNR-8A receiver from 1991-09-01 to 1992-03-24 : FV from 1993-02-01 3.2 Receiver Type : ASHTECH Z-XII3 Satellite System : GPS Serial Number : LP01573 Firmware Version : 1F50 (nav); 1D02*50 (channel) Elevation Cutoff Setting : 4 deg Date Installed : 1998-02-18T00:00Z Date Removed : 1998-06-29T14:00Z Temperature Stabiliz. : 18.0 +/- 2.0 Additional Information : Temporary installation pending purchase of : permanent (Ashtech) receiver (see sect 3.3) 3.3 Receiver Type : ASHTECH Z-XII3 Satellite System : GPS Serial Number : LP03373 Firmware Version : CB00 (nav); 1D02*50 (channel) Elevation Cutoff Setting : 4 deg Date Installed : 1998-07-01T00:00Z Date Removed : 1999-08-20T00:00Z Temperature Stabiliz. : 18.0 +/- 2.0 Additional Information : Permanent receiver - model 700845-10(G) 3.4 Receiver Type : ASHTECH Z-XII3 Satellite System : GPS Serial Number : LP03373 Firmware Version : CD00 Elevation Cutoff Setting : 4 deg Date Installed : 1999-08-20T01:37Z Date Removed : 2010-08-19T12:00Z Temperature Stabiliz. : 18.0 +/- 2.0 Additional Information : Firmware upgrade for GPS week rollover 3.5 Receiver Type : SEPT POLARX3ETR Satellite System : GPS+GLO Serial Number : 2001062 Firmware Version : 1.4.0 Elevation Cutoff Setting : 0 deg Date Installed : 2010-08-19T12:00Z Date Removed : 2010-10-06T09:00Z Temperature Stabiliz. : 22.0 +/- 1.0 Additional Information : Septentrio receiver takes a 10Mhz and 1pps input : from : H-Maser. Receiver is located in the same temp : controlled : room as the maser. 3.6 Receiver Type : SEPT POLARX3ETR Satellite System : GPS+GLO Serial Number : 2001062 Firmware Version : 2.1 Elevation Cutoff Setting : 0 deg Date Installed : 2010-10-06T09:00Z Date Removed : 2018-08-22T09:00Z Temperature Stabiliz. : 22.0 +/- 1.0 Additional Information : Firmware update to 2.1 3.7 Receiver Type : SEPT POLARX5TR Satellite System : GPS+GLO+GAL+BDS+QZSS+IRNSS+SBAS Serial Number : 3025419 Firmware Version : 5.2.0 Elevation Cutoff Setting : 0 deg Date Installed : 2018-08-22T09:00Z Date Removed : 2020-02-20T11:30Z Temperature Stabiliz. : 22.0 +/- 1.0 Additional Information : 3.8 Receiver Type : SEPT POLARX5TR Satellite System : GPS+GLO+GAL+BDS+SBAS Serial Number : 3025419 Firmware Version : 5.3.2 Elevation Cutoff Setting : 0 deg Date Installed : 2020-02-20T11:30Z Date Removed : 2021-02-08T13:45Z Temperature Stabiliz. : 22.0 +/- 1.0 Additional Information : firmware upgrade 3.9 Receiver Type : SEPT POLARX5TR Satellite System : GPS+GLO+GAL+BDS+SBAS Serial Number : 3025419 Firmware Version : 5.4.0 Elevation Cutoff Setting : 0 deg Date Installed : 2021-02-08T13:45Z Date Removed : CCYY-MM-DDThh:mmZ Temperature Stabiliz. : 22.0 +/- 1.0 Additional Information : firmware upgrade 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 : AOAD/M_B NONE Serial Number : 102 Antenna Reference Point : BCR Marker->ARP Up Ecc. (m) : 0.2000 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 : 1991-09-01T00:00Z Date Removed : 1998-01-01T00:00Z Additional Information : 4.2 Antenna Type : ASH700936E NONE Serial Number : CR14108 Antenna Reference Point : BPA Marker->ARP Up Ecc. (m) : 0.0096 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 : ASHTECH SUPPLIED Antenna Cable Length : 30 m Date Installed : 1998-02-18T00:00Z Date Removed : 1998-06-29T14:00Z Additional Information : 4.3 Antenna Type : ASH700936E NONE Serial Number : CR16688 Antenna Reference Point : BPA Marker->ARP Up Ecc. (m) : 0.0096 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 : ASHTECH SUPPLIED Antenna Cable Length : 30 m Date Installed : 1998-07-01T00:00Z Date Removed : 2001-06-18T11:00Z Additional Information : The antenna (reference position unchanged from : above) is mounted at the top of an 8-meter, : open lattice, cross-braced steel mast set in : a concrete base. The plane of the chokering : is above local trees and buildings. : Antenna unchanged. On 18-Aug-2000 ~10:30UT : a second nearby GPS antenna (1m away from and : below the HERS chokering) mounted on the same : mast was removed and relocated elsewhere on : site : Antenna removed because : of non-uniform directional response and : sent to Ashtech for repair (IGSMAIL 3373) 4.4 Antenna Type : ASH700936E NONE Serial Number : CR16688 Antenna Reference Point : BPA Marker->ARP Up Ecc. (m) : 0.0096 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 : ASHTECH SUPPLIED Antenna Cable Length : 30 m Date Installed : 2001-08-08T15:00Z Date Removed : 2010-08-19T12:00Z Additional Information : Antenna unchanged. Repaired antenna (4.4) : remounted on monument. Data resubmission : restarted 03-Sep-2001 (IGSMAIL 3503) 4.5 Antenna Type : LEIAR25.R3 NONE Serial Number : 10250002 Antenna Reference Point : BPA Marker->ARP Up Ecc. (m) : 0.0096 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 : Ashtech supplied Antenna Cable Length : 30 m Date Installed : 2010-08-19T12:00Z 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 5.1 Tied Marker Name : SLR intersection Tied Marker Usage : SLR Tied Marker CDP Number : 7840 Tied Marker DOMES Number : 13212S001 Differential Components from GNSS Marker to the tied monument (ITRS) dx (m) : -6.499 dy (m) : -10.271 dz (m) : 3.940 Accuracy (mm) : 2 mm Survey method : GPS CAMPAIGN/TRIANGULATION Date Measured : 2008-06-23T00:00Z Additional Information : site survey conducted by IGN june 2008 5.2 Tied Marker Name : HERT Tied Marker Usage : GNSS Tied Marker CDP Number : Tied Marker DOMES Number : 13212M010 Differential Components from GNSS Marker to the tied monument (ITRS) dx (m) : -9.185 dy (m) : -135.092 dz (m) : 16.948 Accuracy (mm) : 2 mm Survey method : GPS CAMPAIGN/TRIANGULATION Date Measured : 2008-06-23T00:00Z Additional Information : site survey conducted by IGN june 2008 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 GPS (AND RUBIDIUM) MODERATED BY DFS Input Frequency : 5 MHz Effective Dates : 1996-06-17/2010-08-19 Notes : 6.2 Standard Type : EXTERNAL H-MASER Input Frequency : 10 MHz Effective Dates : 2010-08-19/2017-03-13 Notes : T4 science iMaser 3000, number 55 6.3 Standard Type : INTERNAL Input Frequency : Effective Dates : 2017-03-13/2017-03-24 Notes : on internal due to maser fault 6.4 Standard Type : EXTERNAL H-MASER Input Frequency : 10 MHz Effective Dates : 2017-03-24/2021-05-26 Notes : Back to maser setting 6.5 Standard Type : INTERNAL Input Frequency : Effective Dates : 2021-05-26/CCYY-MM-DD Notes : on internal due to maser problem 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 : SLR Status : PERMANENT Effective Dates : 1984-09-01/CCYY-MM-DD Notes : 7.2 Instrumentation Type : GPS/GLONASS Status : PERMANENT Effective Dates : 1999-12-01/CCYY-MM-DD Notes : IGLOS site name HERT 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 8.1.1 Humidity Sensor Model : HMP140 Manufacturer : Vaisala Serial Number : Data Sampling Interval : 300 sec Accuracy (% rel h) : 5 Aspiration : Height Diff to Ant : 1.1 m Calibration date : (CCYY-MM-DD) Effective Dates : 1996-06-19/2002-01-18 Notes : 8.1.2 Humidity Sensor Model : MP103A-T7-W4W Manufacturer : Rotronics Serial Number : 15082004 Data Sampling Interval : 300 sec Accuracy (% rel h) : 1.5 Aspiration : Height Diff to Ant : 1.1 m Calibration date : 2001-11-20 Effective Dates : 2002-01-18/CCYY-MM-DD Notes : 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) 8.2.1 Pressure Sensor Model : DPI 140 series Manufacturer : Druck Serial Number : Data Sampling Interval : 300 sec Accuracy : 0.1 hPa Height Diff to Ant : 1.1 m Calibration date : (CCYY-MM-DD) Effective Dates : 1997-06-04/CCYY-MM-DD Notes : 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) 8.3.1 Temp. Sensor Model : HMP140 Manufacturer : Vaisala Serial Number : Data Sampling Interval : 300 sec Accuracy : 0.1 deg C Aspiration : Height Diff to Ant : 1.1 m Calibration date : Effective Dates : 1997-06-04/2002-01-18 Notes : 8.3.2 Temp. Sensor Model : MP103A-T7-W4W Manufacturer : Rotronics Serial Number : 15082004 Data Sampling Interval : 300 sec Accuracy : 0.3 deg C Aspiration : Height Diff to Ant : 1.1 m Calibration date : 2001-11-20 Effective Dates : 2002-01-18/CCYY-MM-DD Notes : 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 : NERC Space Geodesy Facility Preferred Abbreviation : NSGF Mailing Address : Herstmonceux Castle : BN27 1RN Hailsham : United Kingdom of Great Britain and Northern : Ireland (the) Primary Contact Contact Name : Robert Sherwood Telephone (primary) : +44 1323 833888 Telephone (secondary) : Fax : E-mail : rshe@nerc.ac.uk 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 : BKG Secondary Data Center : BEV URL for More Information : Hardcopy on File Site Map : Site Diagram : (Y) Horizon Mask : (Y) Monument Description : (Y) Site Pictures : (Y) Additional Information : Antenna Graphics with Dimensions ROGUE: DORNE MARGOLIN B (Allen Osborne Design) ----- / + <-- 0.096 L2 | + | <-- 0.078 L1 +-----------------+-------------+------------------+ <-- 0.070 TCR | | | | | | | | | | +-----------------+------x------+------------------+ <-- 0.000 ARP | | +-------------+ <-- -0.011 || || <-- 0.351 --> ARP: Antenna Reference Point L1 : L1 Phase Center L2 : L2 Phase Center TCR: Top of Chokering BCR: Bottom of Chokering -------------------------------------------------------------------------- ASHTECH: ASH700936E ----- / + <-- 0.128 L2 | + | <-- 0.110 L1 +-----------------+-------------+------------------+ <-- 0.102 TCR | | | | | | | | +-+-----------------+-------------+------------------+-+ <-- 0.038 +-------------------+-------------+--------------------+ <-- 0.035 BCR | | =| | +------x------+ <-- -0.000 ARP=BPA <-- 0.381 --> ARP: Antenna Reference Point BPA: Bottom of Pre-Amplifier L1 : L1 Phase Center L2 : L2 Phase Center TCR: Top of Chokering BCR: Bottom of Chokering -------------------------------------------------------------------------- LEIAR25.R3 +-------+ <-- 0.1995 / +---+-------------+---+ <-- 0.1606 TCR | | |---------------------------| |---------------------------------| |---------------------------------------| +---------------------------------------------+ | | | | +-+---------------------------------------------+-+ +-----------------+-------------+-----------------+ <-- 0.0320 BCR | | | | +------x------+ <-- 0.0000 BPA=ARP