0642 Site Information Form (site log) International GPS Service See Instructions at: ftp://igscb.jpl.nasa.gov/pub/station/general/sitelog_instr.txt 0. Form Prepared by (full name) : SAPOS Hotline (sapos-hotline@lgln.niedersachsen.de) Date Prepared : 2025-05-22 Report Type : UPDATE If Update : Previous Site Log : 064200DEU_20221027.log Modified/Added Sections : 1 1. Site Identification of the GNSS Monument Site Name : OSNABRUECK Four Character ID : OSNA Monument Inscription : IERS DOMES Number : 0642 CDP Number : Monument Description : CIRCULAR STEEL DISC Height of the Monument : 0.05 Monument Foundation : SPECIAL STEEL DISC ON A STONEWALLED CHIMNEY Foundation Depth : Marker Description : RIVET THREAD Date Installed : 1993-03-02 Geologic Characteristic : Bedrock Type : Bedrock Condition : Fracture Spacing : Fault zones nearby : Distance/activity : Additional Information : Antenna mounted with a special : tribrach on a rivet thread of a : steel disc, fixed at the chimney border : of the flat roof of the Kat. Amt : Osnabrueck, 15.0m above the ground. 2. Site Location Information City or Town : OSNABRUECK State or Province : LOWER SAXONY Country : GERMANY Tectonic Plate : EURASIAN PLATE Approximate Position (ITRF) X coordinate (m) : 3874144.805 Y coordinate (m) : 547759.966 Z coordinate (m) : 5020323.303 Latitude (N is +) : +521517.09 Longitude (E is +) : +0080251.46 Elevation (m,ellips.) : 149.7 Additional Information : NACHWEIS NI, KOORDINATES WOULD BE CHANGED : IN 2004-11-19 AS A RESULT OF RECALCULATION 3. GNSS Receiver Information 3.1 Receiver Type : TRIMBLE 4000SSE Satellite System : GPS Serial Number : 1216 Firmware Version : Elevation Cutoff Setting : 0 DEG Date Installed : 1993-03-02 Date Removed : 1999-08-05 Temperature Stabiliz. : NONE Additional Information : 3.2 Receiver Type : TRIMBLE 4000SSI Satellite System : GPS Serial Number : 6330 Firmware Version : 7.24 Elevation Cutoff Setting : 0 DEG Date Installed : 1999-08-05 Date Removed : 1999-09-07 Temperature Stabiliz. : NONE Additional Information : 3.3 Receiver Type : TRIMBLE 4700 Satellite System : GPS Serial Number : 0220144226 Firmware Version : 1.12 Elevation Cutoff Setting : 0 DEG Date Installed : 1999-09-07 Date Removed : 2005-01-14 Temperature Stabiliz. : NONE Additional Information : 3.4 Receiver Type : TRIMBLE 4700 Satellite System : GPS Serial Number : 0220144226 Firmware Version : 1.20 Elevation Cutoff Setting : 0 DEG Date Installed : 2005-01-14 Date Removed : 2007-04-23 Temperature Stabiliz. : NONE Additional Information : 3.5 Receiver Type : LEICA GRX1200GGPRO Satellite System : GPS+GLO Serial Number : 351932 Firmware Version : V5.10,E3.13,B1.02 Elevation Cutoff Setting : 0 DEG Date Installed : 2007-04-23 Date Removed : 2008-01-29 Temperature Stabiliz. : NONE Additional Information : 3.6 Receiver Type : LEICA GRX1200GGPRO Satellite System : GPS+GLO Serial Number : 351932 Firmware Version : V5.62 3.014 Elevation Cutoff Setting : 0 DEG Date Installed : 2008-01-29 Date Removed : 2009-02-09 Temperature Stabiliz. : NONE Additional Information : 3.7 Receiver Type : LEICA GRX1200GGPRO Satellite System : GPS+GLO Serial Number : 351932 Firmware Version : V6.00 Elevation Cutoff Setting : 0 DEG Date Installed : 2009-02-09 Date Removed : 2009-05-07 Temperature Stabiliz. : NONE Additional Information : 3.8 Receiver Type : LEICA GRX1200GGPRO Satellite System : GPS+GLO Serial Number : 351932 Firmware Version : 6.00/3.017 Elevation Cutoff Setting : 0 DEG Date Installed : 2009-05-07 Date Removed : 2010-05-27T07:30Z Temperature Stabiliz. : NONE Additional Information : 3.9 Receiver Type : LEICA GRX1200+GNSS Satellite System : GPS+GLO Serial Number : 352031 Firmware Version : 7.80/4.004 Elevation Cutoff Setting : 0 DEG Date Installed : 2010-05-27T07:30Z Date Removed : 2011-04-05T10:54Z Temperature Stabiliz. : NONE Additional Information : 3.10 Receiver Type : LEICA GRX1200+GNSS Satellite System : GPS+GLO Serial Number : 352031 Firmware Version : 8.10/4.007 Elevation Cutoff Setting : 0 DEG Date Installed : 2011-04-05T11:15Z Date Removed : 2011-12-27T07:55Z Temperature Stabiliz. : NONE Additional Information : 3.11 Receiver Type : LEICA GRX1200+GNSS Satellite System : GPS+GLO Serial Number : 352031 Firmware Version : 8.50/6.110 Elevation Cutoff Setting : 0 DEG Date Installed : 2011-12-27T08:15Z Date Removed : 2014-06-13T05:53Z Temperature Stabiliz. : NONE Additional Information : 3.12 Receiver Type : LEICA GRX1200+GNSS Satellite System : GPS+GLO Serial Number : 352031 Firmware Version : 8.71/6.112 Elevation Cutoff Setting : 0 DEG Date Installed : 2014-06-13T06:13Z Date Removed : 2015-06-11T06:00Z Temperature Stabiliz. : NONE Additional Information : 3.13 Receiver Type : SEPT POLARX4 Satellite System : GPS+GLO Serial Number : 3007902 Firmware Version : 2.9.0 Elevation Cutoff Setting : 0 DEG Date Installed : 2015-06-11T07:30Z Date Removed : 2015-07-17T10:45Z Temperature Stabiliz. : NONE Additional Information : 3.14 Receiver Type : SEPT POLARX4 Satellite System : GPS+GLO Serial Number : 3007902 Firmware Version : 2.9.0-patch3 Elevation Cutoff Setting : 0 DEG Date Installed : 2015-07-17T10:50Z Date Removed : 2016-03-14T08:40 Temperature Stabiliz. : NONE Additional Information : 3.15 Receiver Type : SEPT POLARX4 Satellite System : GPS+GLO Serial Number : 3007902 Firmware Version : 2.9.1-patch1 Elevation Cutoff Setting : 0 DEG Date Installed : 2016-03-14T08:40Z Date Removed : 2016-06-13T09:05Z Temperature Stabiliz. : NONE Additional Information : 3.16 Receiver Type : SEPT POLARX4 Satellite System : GPS+GLO Serial Number : 3007902 Firmware Version : 2.9.3 Elevation Cutoff Setting : 0 DEG Date Installed : 2016-06-13T09:05Z Date Removed : 2016-12-28T08:05Z Temperature Stabiliz. : NONE Additional Information : 3.17 Receiver Type : SEPT POLARX4 Satellite System : GPS+GLO Serial Number : 3007902 Firmware Version : 2.9.6 Elevation Cutoff Setting : 0 DEG Date Installed : 2016-12-28T08:10Z Date Removed : 2018-10-22T07:30Z Temperature Stabiliz. : NONE Additional Information : 3.18 Receiver Type : SEPT POLARX4 Satellite System : GPS+GLO+GAL+BDS Serial Number : 3007902 Firmware Version : 2.9.6 Elevation Cutoff Setting : 0 DEG Date Installed : 2018-10-22T07:30Z Date Removed : 2019-06-18T08:02Z Temperature Stabiliz. : NONE Additional Information : 3.19 Receiver Type : SEPT POLARX4 Satellite System : GPS+GLO+GAL+BDS Serial Number : 3007902 Firmware Version : 2.9.6-patch2 Elevation Cutoff Setting : 0 DEG Date Installed : 2019-06-18T08:02Z Date Removed : 2020-06-29T07:00Z Temperature Stabiliz. : NONE Additional Information : 3.20 Receiver Type : SEPT POLARX5 Satellite System : GPS+GLO+GAL+BDS Serial Number : 3062280 Firmware Version : 5.3.2 Elevation Cutoff Setting : 0 DEG Date Installed : 2020-06-29T07:05Z Date Removed : 2021-03-23T10:55Z Temperature Stabiliz. : NONE Additional Information : 3.21 Receiver Type : SEPT POLARX5 Satellite System : GPS+GLO+GAL+BDS Serial Number : 3062280 Firmware Version : 5.4.0 Elevation Cutoff Setting : 0 DEG Date Installed : 2021-03-23T10:57Z Date Removed : 2022-10-27T08:53Z Temperature Stabiliz. : NONE Additional Information : 3.22 Receiver Type : SEPT POLARX5 Satellite System : GPS+GLO+GAL+BDS Serial Number : 3062280 Firmware Version : 5.5.0 Elevation Cutoff Setting : 0 DEG Date Installed : 2022-10-27T08:57Z Date Removed : Temperature Stabiliz. : NONE Additional Information : 3.x Receiver Type : (A20, from rcvr_ant.tab; see instructions) Satellite System : (GPS/GLO/GPS+GLO) Serial Number : (A5) 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 : TRM14532.00 NONE Serial Number : 0220063331 Antenna Reference Point : BPA Marker->ARP Up Ecc. (m) : 0.0690 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 : RG 214 Antenna Cable Length : 30 Date Installed : 1993-03-02 Date Removed : 1999-08-05 Additional Information : 4.2 Antenna Type : TRM29659.00 TCWD Serial Number : 0220071794 Antenna Reference Point : BPA Marker->ARP Up Ecc. (m) : 0.0670 Marker->ARP North Ecc(m) : 0.0000 Marker->ARP East Ecc(m) : 0.0000 Alignment from True N : 0 DEG Antenna Radome Type : TCWD Radome Serial Number : Antenna Cable Type : RG 214 Antenna Cable Length : 30 Date Installed : 1999-08-05 Date Removed : 1999-09-07 Additional Information : Antenna type calibrated : absolute, field measurements, : by Geo++ GmbH, Garbsen. : PCV are available at 11. 4.3 Antenna Type : TRM29659.00 TCWD Serial Number : 02200171794 Antenna Reference Point : BPA Marker->ARP Up Ecc. (m) : 0.0690 Marker->ARP North Ecc(m) : 0.0000 Marker->ARP East Ecc(m) : 0.0000 Alignment from True N : 0 DEG Antenna Radome Type : TCWD Radome Serial Number : Antenna Cable Type : RG 214 Antenna Cable Length : 30 Date Installed : 1999-09-07 Date Removed : 1999-12-01 Additional Information : 4.4 Antenna Type : TRM29659.00 TCWD Serial Number : 02200171794 Antenna Reference Point : BPA Marker->ARP Up Ecc. (m) : 0.0590 Marker->ARP North Ecc(m) : 0.0000 Marker->ARP East Ecc(m) : 0.0000 Alignment from True N : 0 DEG Antenna Radome Type : TCWD Radome Serial Number : Antenna Cable Type : RG 214 Antenna Cable Length : 30 Date Installed : 1999-12-01 Date Removed : 2004-04-22T11:00Z Additional Information : 4.5 Antenna Type : TRM33429.20+GP NONE Serial Number : 0220140301 Antenna Reference Point : BPA Marker->ARP Up Ecc. (m) : 0.0560 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 : RG 214 Antenna Cable Length : 30 Date Installed : 2004-04-22T11:20Z Date Removed : 2007-04-23T13:00Z Additional Information : Antenna individual calibrated : absolute,field measurements, : by Instititut fuer Erdmessung IfE, : University of Hannover,PCV are available at 11 4.6 Antenna Type : LEIAT504GG LEIS Serial Number : 200096 Antenna Reference Point : BPA Marker->ARP Up Ecc. (m) : 0.056 Marker->ARP North Ecc(m) : 0.000 Marker->ARP East Ecc(m) : 0.000 Alignment from True N : 0 deg Antenna Radome Type : LEIS Radome Serial Number : Antenna Cable Type : RG 214 Antenna Cable Length : 30m Date Installed : 2007-04-23T13:00Z Date Removed : 2011-04-05T10:54Z Additional Information : Antenna individual calibrated, field : measurements with robot, : by Geo++ GmbH, Garbsen. : PCV are available at 11 4.7 Antenna Type : LEIAR25.R4 LEIT Serial Number : 10231036 Antenna Reference Point : BPA Marker->ARP Up Ecc. (m) : 0.057 Marker->ARP North Ecc(m) : 0.000 Marker->ARP East Ecc(m) : 0.000 Alignment from True N : 0 deg Antenna Radome Type : LEIT Radome Serial Number : Antenna Cable Type : RG 214 Antenna Cable Length : 30m Date Installed : 2011-04-05T11:15Z Date Removed : Additional Information : Antenna individual calibrated, field : measurements with robot, : by Geo++ GmbH, Garbsen. : PCV are available at 11 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 : (1993-03-02/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.x Instrumentation Type : (GPS/GLO/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 : 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 : NONE Observed Degradations : (SN RATIO/DATA GAPS/etc) Effective Dates : (CCYY-MM-DD/CCYY-MM-DD) Additional Information : (multiple lines) 9.2.x Multipath Sources : NONE Effective Dates : (CCYY-MM-DD/CCYY-MM-DD) Additional Information : (multiple lines) 9.3.x Signal Obstructions : NONE 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-DDThh:mmZ) Event : (TREE CLEARING/CONSTRUCTION/etc) 11. On-Site, Point of Contact Agency Information Agency : SAPOS-Niedersachsen : Landesamt fuer Geoinformation und : Landesvermessung Niedersachsen (LGLN) Preferred Abbreviation : LGLN Mailing Address : Podbielskistrasse 331 : 30659 Hannover : Germany Primary Contact Contact Name : SAPOS Hotline Telephone (primary) : +49 511 64609222 Telephone (secondary) : Fax : E-mail : sapos-hotline@lgln.niedersachsen.de 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 : Secondary Data Center : URL for More Information : http://www.lgln.niedersachsen.de Hardcopy on File Site Map : (Y or URL) Site Diagram : (Y or URL) Horizon Mask : (Y or URL) Monument Description : Y Site Pictures : Y Additional Information : (multiple lines) Antenna Graphics with Dimensions ANTENNA DIMENSIONS ------------------ Pictures for most of the antennas given here are available at the NGS on the WWW page: http://www.grdl.noaa.gov/GPS/PROJECTS/ANTCAL/antcal.html The L1 and L2 antenna phase center offsets given in these drawings here are manufacturer values and should not be used anymore. The official IGS set of mean offsets and elevation-dependent phase center variations are given in the file IGS_01.PCV. TRM14532.10 from 1993-03-02 + + +---------------+ / + \ <-- 0.0692 NPC +-----------------+ +-----------------+ | | \ / | | +------x------+ <-- 0.0000 ARP=TOP <-- 0.1588 --> TRM29659.00 NONE from 1999-08-05 ----- / + \ <-- 0.128 L2 | + | <-- 0.110 L1 +--------------------------------------------------+ <-- 0.102 TCR | | | | | | | | +-+--------------------------------------------------+-+ <-- 0.038 +-------------------+-------------+--------------------+ <-- 0.035 BCR | | =| | +------x------+ <-- 0.000 BPA=ARP <-- 0.381 --> TRM33429.20+GP NONE from 2004-04-22 ----+---- <-- 0.0740 L1 / + \ <-- 0.0703 L2 ++----------------+-----------------+-----------------++ <-- 0.0631 TGP ++---------------+-------------------+----------------++ <-- 0.0596 BGP | | | | | | +-------x-------+ <-- 0.000 ARP=BPA <-- 0.4668 --> INNER EDGE <-- 0.4826 --> OUTER EDGE LEIAT504GG from 2007-04-23 with Dome +-------+ <-- 0.1393 / + \ | + | +-----------------+-------------+------------------+ <-- 0.1012 TCR | | | | | | | | +-+--------------------------------------------------+-+ +-------------------+-------------+--------------------+ <-- 0.0345 BCR | | | | +------x------+ <-- 0.000 BPA=ARP <-- 0.3794 --> LEIAR25.R4 from 2011-04-05 +-------+ <-- 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 All dimensions are in meters.