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HOFJ Site Information Form (site log) International GPS Service 0. Form Prepared by (full name) : SAPOS TEAM Date Prepared : 2025-03-26 Report Type : UPDATE If Update: Previous Site Log : Modified/Added Sections : 1. Site Identification of the GNSS Monument Site Name : HOF GREF Four Character ID : HOFJ Monument Inscription : 0295 IERS DOMES Number : 14289M001 CDP Number : 5637 Monument Description : STEELPIPE WITH HEAT PROTECTION Height of the Monument : 1.8 M Monument Foundation : 2007 Foundation Depth : UNKNOWN Marker Description : SURVEY MARKER BOLT ON THE PILLAR Date Installed : 2007-03-07 Geologic Characteristic : Bedrock Type : Bedrock Condition : Fracture Spacing : Fault zones nearby : Distance/activity : Additional Information : SURVEY MARKER BOLT ON A PILLAR. : ANTENNA MOUNTED WITH A SPECIAL SCREW : ADAPTER ON A RIVET THREAD OF A CIRCULAR : TUBE OF STEEL, : 1.3 M LENGTH, : MOUNTED ON A CONCRETE FOUNDATION AT THE : METEOROLOGICAL STATION OF THE DWD : DEUTSCHER WETTERDIENST IN HOF. 2. Site Location Information City or Town : HOF State or Province : BAVARIA Country : GERMANY Tectonic Plate : EURASIAN PLATE Approximate Position (ITRF) X coordinate (m) : 3994171.5781 Y coordinate (m) : 839948.5390 Z coordinate (m) : 4885561.2250 Latitude (N is +) : +501846.44 Longitude (E is +) : +0115233.19 Elevation (m,ellips.) : 614.925 Additional Information : ETRS89 DREF91/R2016 3. GNSS Receiver Information 3.1 Receiver Type : LEICA GR50 Satellite System : GPS+GLO+GAL+BDS Serial Number : 1831585 Firmware Version : 4.70/7.813 Elevation Cutoff Setting : 0 DEG Date Installed : 2023-11-29 Date Removed : 2025-02-19 Temperature Stabiliz. : NONE Additional Information : ME SERIAL NUMBER BMGZ16360482H 3.2 Receiver Type : LEICA GR50 Satellite System : GPS+GLO+GAL+BDS Serial Number : 1831585 Firmware Version : 4.82/7.900 Elevation Cutoff Setting : 0 DEG Date Installed : 2025-02-19 Date Removed : 2025-03-26 Temperature Stabiliz. : NONE Additional Information : ME SERIAL NUMBER BMGZ16360482H 3.3 Receiver Type : LEICA GR50 Satellite System : GPS+GLO+GAL+BDS Serial Number : 1871328 Firmware Version : 4.82/7.900 Elevation Cutoff Setting : 0 DEG Date Installed : 2025-03-26 Date Removed : Temperature Stabiliz. : NONE Additional Information : ME SERIAL NUMBER BMGZ19110141B 4. GNSS Antenna Information 4.1 Antenna Type : LEIAR25.R4 LEIT Serial Number : 725266 Antenna Reference Point : BPA Marker->ARP Up Ecc. (m) : 0.0450 Marker->ARP North Ecc(m) : 0.0000 Marker->ARP East Ecc(m) : 0.0000 Alignment from True N : 0 DEG Antenna Radome Type : LEIT Radome Serial Number : NONE Antenna Cable Type : RG214 Antenna Cable Length : 12 M Date Installed : 2023-11-29 Date Removed : Additional Information : ANTENNA INDIVIDUAL CALIBRATED ABSOLUTELY BY : GEO++ - ROBOT 2012-09-24 : UNI BONN - CHAMBER 2013-02-20 : UNI BONN - CHAMBER 2018-08-23 : Senatsverwaltung Berlin - ROBOT 2019-12-20 5. Surveyed Local Ties 5.1 Tied Marker Name : Tied Marker Usage : Tied Marker CDP Number : Tied Marker DOMES Number : Differential Components from GNSS Marker to the tied monument (ITRS) dx (m) : dy (m) : dz (m) : Accuracy (mm) : Survey method : Date Measured : Additional Information : 6. Frequency Standard 6.1 Standard Type : INTERNAL Input Frequency : Effective Dates : 2007-03-07 Notes : 7. Collocation Information 7.1 Instrumentation Type : CORNER REFLECTOR Status : PERMANENT Effective Dates : 2018-02-15 Notes : 1 m^3 PASSIVE RETROREFLECTOR 78 M AWAY : FROM HOFJ CONNRCTRD VIA REGULAR TERRESTRIAL : SURVEY FOR INSAR. MOUNTED ON 6 M DEEP ROD : FOUNDATION ORIENTED TO : DESCEBDING SUN SYNCHRONOUS ORBIT. : MORE INFORMATION AND DATA AVAILABLE ON : REQUEST. 7.2 Instrumentation Type : GNSS HOFJ00DEU Status : PERMANENT Effective Dates : 2020-02-26 Notes : PRIMARY RECEIVER AT THE SAME ANTENNA. : MORE INFORMATION AND DATA AVAILABLE ON : REQUEST. 7.3 Instrumentation Type : GNSS HOFJ01DEU Status : PERMANENT Effective Dates : 2020-02-26 Notes : SECONDARY RECEIVER AT THE SAME ANTENNA. : MORE INFORMATION AND DATA AVAILABLE ON : REQUEST. 8. Meteorological Instrumentation 8.1.1 Humidity Sensor Model : HMP45A-P Manufacturer : VAISALA Serial Number : X4100002 Data Sampling Interval : 10 SEC Accuracy (% rel h) : 1 % REL H Aspiration : CAPACITIVY THIN FILM POLYMER Height Diff to Ant : -0.6 M Calibration date : 2006-11-12 Effective Dates : 2005-03-07/2017-06-06 Notes : THE HUMIDITY SENSOR IS 0.6 M : BELOW THE ANTENNA. 8.1.2 Humidity Sensor Model : HMP45A-P Manufacturer : VAISALA Serial Number : A4940002 Data Sampling Interval : 10 SEC Accuracy (% rel h) : 1 % REL H Aspiration : CAPACITIVY THIN FILM POLYMER Height Diff to Ant : -0.6 M Calibration date : 2017-05-03 Effective Dates : 2017-06-06 Notes : THE HUMIDITY SENSOR IS 0.6 M : BELOW THE ANTENNA. 8.2.1 Pressure Sensor Model : PTU200 Manufacturer : VAISALA Serial Number : X2930001 Data Sampling Interval : 10 SEC Accuracy : 0.1 HPA Height Diff to Ant : -0.6 M Calibration date : 2002-07-22 Effective Dates : 2007-03-07/2017-06-06 Notes : THE PRESSURE SENSOR IS : 0.6 M BELOW THE ANTENNA. 8.2.2 Pressure Sensor Model : PTU200 Manufacturer : VAISALA Serial Number : X4150001 Data Sampling Interval : 10 SEC Accuracy : 0.1 HPA Height Diff to Ant : -0.6 M Calibration date : 2010-02-20 Effective Dates : 2017-06-06 Notes : THE PRESSURE SENSOR IS : 0.6 M BELOW THE ANTENNA. 8.3.1 Temp. Sensor Model : HMP45A-P Manufacturer : VAISALA Serial Number : X4150002 Data Sampling Interval : 10 SEC Accuracy : 0.2 DEG C Aspiration : RESISTIVE PLATINUM PROBE Height Diff to Ant : -0.6 M Calibration date : 2006-11-22 Effective Dates : 2007-03-07/2017-06-06 Notes : THE TEMPERATURE SENSOR IS : 0.6 M BELOW THE ANTENNA. 8.3.2 Temp. Sensor Model : HMP45A-P Manufacturer : VAISALA Serial Number : A4940002 Data Sampling Interval : 10 SEC Accuracy : 0.2 DEG C Aspiration : RESISTIVE PLATINUM PROBE Height Diff to Ant : -0.6 M Calibration date : 2017-05-03 Effective Dates : 2017-06-06 Notes : THE TEMPERATURE SENSOR IS : 0.6 M BELOW THE ANTENNA. 8.4.1 Water Vapor Radiometer : NOT AVAILABLE Manufacturer : Serial Number : Distance to Antenna : Height Diff to Ant : Calibration date : Effective Dates : Notes : 8.5.1 Other Instrumentation : NOT AVAILABLE 9. Local Ongoing Conditions Possibly Affecting Computed Position 9.1.1 Radio Interferences : NONE Observed Degradations : Effective Dates : Additional Information : 9.2.1 Multipath Sources : NONE Effective Dates : Additional Information : 9.3.1 Signal Obstructions : NONE Effective Dates : Additional Information : 10. Local Episodic Effects Possibly Affecting Data Quality 10.1 Date : Event : 11. On-Site, Point of Contact Agency Information Agency : Bundesamt fuer Kartographie und Geodaesie : Department of Geodaesie Preferred Abbreviation : BKG Mailing Address : Richard-Strauss-Allee 11 : D-60598 Frankfurt a.M. : Germany Primary Contact Contact Name : GREF Operator Telephone (primary) : +49 341 5634432 Telephone (secondary) : +49 341 5634410 Fax : +49 341 5634415 E-mail : operator.gref@bkg.bund.de Secondary Contact Contact Name : BKG GNSS Data Center Telephone (primary) : +49 69 6333274 Telephone (secondary) : +49 69 63331 Fax : +49 69 6333425 E-mail : bkg-gdc@bkg.bund.de Additional Information : 12. On-Site, Point of Contact Agency Information Agency : LDBV BAYERN Preferred Abbreviation : LDBV Mailing Address : ALEXANDRASTRASSE 4, D-80538 MUENCHEN Primary Contact Contact Name : SAPOS TEAM Telephone (primary) : 0049-89-2129-1030 Telephone (secondary) : - Fax : 0049-89-2129-21030 E-mail : SAPOS@LDBV.BAYERN.DE Secondary Contact Contact Name : KUNDENSERVICE Telephone (primary) : 0049-89-2129-1111 Telephone (secondary) : - Fax : 0049-89-2129-1113 E-mail : SERVICE@GEODATEN.BAYERN.DE Additional Information : LANDESAMT FÜR DIGITALISIERUNG, BREITBAND UND : VERMESSUNG 13. More Information Primary Data Center : Secondary Data Center : URL for More Information : https://sapos.bayern.de Hardcopy on File Site Map : Y Site Diagram : Y Horizon Mask : N Monument Description : N Site Pictures : N Additional Information : Antenna Graphics with Dimensions LEIAR25.R4 +-------+ <-- 0.1995 / \ +---+-------------+---+ <-- 0.1606 TCR | | |---------------------------| |---------------------------------| |---------------------------------------| +---------------------------------------------+ | | | | +-+---------------------------------------------+-+ +-----------------+-------------+-----------------+ <-- 0.0320 BCR | | | | +------x------+ <-- 0.0000 BPA=ARP <-- 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 BOP: Bottom of Pole All dimensions are in meters.