HERS00GBR Site Information Form (site log v2.0)
     International GNSS Service
     See Instructions at:
       https://files.igs.org/pub/station/general/sitelog_instr_v2.0.txt


0.   Form

     Prepared by (full name)  : SGF Herstmonceux GNSS team
     Date Prepared            : 2022-09-13
     Report Type              : UPDATE
     If Update:
      Previous Site Log       : hers00gbr_20220203.log
      Modified/Added Sections : 11


1.   Site Identification of the GNSS Monument

     Site Name                : Herstmonceux
     Nine Character ID        : HERS00GBR
     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       : (CHISELLED CROSS/DIVOT/BRASS NAIL/etc)
     Date Installed           : 1991-09-01
     Geologic Characteristic  : (BEDROCK/CLAY/CONGLOMERATE/GRAVEL/SAND/etc)
       Bedrock Type           : (IGNEOUS/METAMORPHIC/SEDIMENTARY)
       Bedrock Condition      : (FRESH/JOINTED/WEATHERED)
       Fracture Spacing       : (0 cm/1-10 cm/11-50 cm/51-200 cm/over 200 cm)
       Fault zones nearby     : (YES/NO/Name of the zone)
         Distance/activity    : (multiple lines)
     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 or Region        : GBR
     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   : (multiple lines)


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           : 1992-03-24
     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   : (multiple lines)

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+IRNSS+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       : (vendor & type number)
     Antenna Cable Length     : (m)
     Date Installed           : 1991-09-01
     Date Removed             : 1998-01-01T00:00Z
     Additional Information   : (multiple lines)

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   : (multiple lines)

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   : (multiple lines)

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 m
       dy (m)                 : -10.271 m
       dz (m)                 : 3.940 m
     Accuracy (mm)            : 2 mm
     Survey method            : GPS CAMPAIGN/TRIANGULATION
     Date Measured            : 2008-06-23
     Additional Information   : site survey conducted by IGN june 2008

5.2  Tied Marker Name         : HERT
     Tied Marker Usage        : GNSS
     Tied Marker CDP Number   : (A4)
     Tied Marker DOMES Number : 13212M010
     Differential Components from GNSS Marker to the tied monument (ITRS)
       dx (m)                 : -9.185 m
       dy (m)                 : -135.092 m
       dz (m)                 : 16.948 m
     Accuracy (mm)            : 2 mm
     Survey method            : GPS CAMPAIGN/TRIANGULATION
     Date Measured            : 2008-06-23
     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                  : (multiple lines)

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        : (if external)
       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        : (if external)
       Effective Dates        : 2021-05-26/2022-02-03
       Notes                  : on internal due to maser problem

6.6  Standard Type            : EXTERNAL H-Maser
       Input Frequency        : 10 MHz
       Effective Dates        : 2022-02-03/CCYY-MM-DD
       Notes                  : H-maser external frequency reconnected following
                              : repair and testing.

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                  : (multiple lines)

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 % rel h
       Aspiration             : (UNASPIRATED/NATURAL/FAN/etc)
       Height Diff to Ant     : 1.1 m
       Calibration date       : (CCYY-MM-DD)
       Effective Dates        : 1996-06-19/2002-01-18
       Notes                  : (multiple lines)

8.1.2  Humidity Sensor Model  : MP103A-T7-W4W
       Manufacturer           : Rotronics
       Serial Number          : 15082004
       Data Sampling Interval :   300 sec
       Accuracy (% rel h)     : 1.5 % rel h
       Aspiration             : (UNASPIRATED/NATURAL/FAN/etc)
       Height Diff to Ant     : 1.1 m
       Calibration date       : 2001-11-20
       Effective Dates        : 2002-01-18/CCYY-MM-DD
       Notes                  : (multiple lines)

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                  : (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)

8.3.1  Temp. Sensor Model     : HMP140
       Manufacturer           : Vaisala
       Serial Number          : 
       Data Sampling Interval : 300 sec
       Accuracy               : 0.1 deg C
       Aspiration             : (UNASPIRATED/NATURAL/FAN/etc)
       Height Diff to Ant     : 1.1 m
       Calibration date       : (CCYY-MM-DD)
       Effective Dates        : 1997-06-04/2002-01-18
       Notes                  : (multiple lines)

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             : (UNASPIRATED/NATURAL/FAN/etc)
       Height Diff to Ant     : 1.1 m
       Calibration date       : 2001-11-20
       Effective Dates        : 2002-01-18/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                   : 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           : SGF Herstmonceux GNSS team
       Telephone (primary)    : 
       Telephone (secondary)  : 
       Fax                    : 
       E-mail                 : gnss@sgf.rgo.ac.uk
     Secondary Contact
       Contact Name           : 
       Telephone (primary)    : 
       Telephone (secondary)  : 
       Fax                    : 
       E-mail                 : 
     Additional Information   : (multiple lines)




12.  Responsible Agency (if different from 11.)

     Agency                   : (multiple lines)
     Preferred Abbreviation   : (A10)
     Mailing Address          : (multiple lines)
     Primary Contact
       Contact Name           : 
       Telephone (primary)    : 
       Telephone (secondary)  : 
       Fax                    : 
       E-mail                 : 
     Secondary Contact
       Contact Name           : 
       Telephone (primary)    : 
       Telephone (secondary)  : 
       Fax                    : 
       E-mail                 : 
     Additional Information   : (multiple lines)


13.  More Information

     Primary Data Center      : BKG
     Secondary Data Center    : BEV
     URL for More Information : 
     Hardcopy on File
       Site Map               : (Y or URL)
       Site Diagram           : (Y)
       Horizon Mask           : (Y)
       Monument Description   : (Y)
       Site Pictures          : (Y)
     Additional Information   : (multiple lines)
     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