GJML00SRB Site Information Form (site log) International GNSS Service See Instructions at: https://files.igs.org/pub/station/general/sitelog_instr.txt 0. Form Prepared by (full name) : AGROS GNSS team (agros@rgz.gov.rs) Date Prepared : 2023-02-21 Report Type : UPDATE If Update: Previous Site Log : gjml00srb_20230207.log Modified/Added Sections : 4.3 1. Site Identification of the GNSS Monument Site Name : Gornji Milanovac/Serbia Four Character ID : GJML Monument Inscription : METAL PLATE PLACED ON THE IRON PILLAR IERS DOMES Number : 12121M001 CDP Number : (A4) Monument Description : IRON PILLAR WITH BRASS MOUNTING PLATE Height of the Monument : (m) Monument Foundation : IRON PILLAR FIXED TO THE CONCRETE FENNCE ON THE : BUILDING ROOF Foundation Depth : (m) Marker Description : BRASS NAIL Date Installed : 2010-01-15T12:43Z Geologic Characteristic : CONGLOMERATE Bedrock Type : SEDIMENTARY Bedrock Condition : JOINTED Fracture Spacing : 0 cm Fault zones nearby : NO Distance/activity : (multiple lines) Additional Information : The GNSS antenna is installed on a iron pillar : which is attached to the concrete fence on the : flat roof terrace of local cadastre building in : Gornji Milanovac municipality. Top and axis of a : forced centering antenna mount on top of a : metallic console, fixed on a concrete curb on a : roof. 2. Site Location Information City or Town : Gornji Milanovac State or Province : Central Serbia Country : Serbia Tectonic Plate : EURASIAN Approximate Position (ITRF) X coordinate (m) : 4304059.874 Y coordinate (m) : 1605810.712 Z coordinate (m) : 4410324.299 Latitude (N is +) : +440128.39 Longitude (E is +) : +0202736.53 Elevation (m,ellips.) : 389.6 Additional Information : GJML is a reference station of the Serbian CORS : network which defines and maintains in real-time : so called Active Geodetic Spatial Reference : Frame of Serbia (AGROS). The national CORS : network AGROS is established and maintained by : the Republic Geodetic Authority. 3. GNSS Receiver Information 3.1 Receiver Type : TRIMBLE 5700 Satellite System : GPS Serial Number : 0220360632 Firmware Version : Nav 2.24 Elevation Cutoff Setting : 0 deg Date Installed : 2010-01-15T12:43Z Date Removed : 2011-07-03 Temperature Stabiliz. : none Additional Information : (multiple lines) 3.2 Receiver Type : LEICA GRX1200GGPRO Satellite System : GPS+GLO Serial Number : 351087 Firmware Version : 5.62 Elevation Cutoff Setting : 0 deg Date Installed : 2011-07-04 Date Removed : 2017-09-19T11:56Z Temperature Stabiliz. : none Additional Information : (multiple lines) 3.3 Receiver Type : TRIMBLE NETR9 Satellite System : GPS+GLO+GAL+BDS Serial Number : 5704R51289 Firmware Version : Nav 5.22 Elevation Cutoff Setting : 0 deg Date Installed : 2017-09-19T13:06Z Date Removed : 2019-04-02 Temperature Stabiliz. : none Additional Information : (multiple lines) 3.4 Receiver Type : TRIMBLE NETR9 Satellite System : GPS+GLO+GAL+BDS Serial Number : 5704R51289 Firmware Version : Nav 5.37 Elevation Cutoff Setting : 0 deg Date Installed : 2019-04-02 Date Removed : CCYY-MM-DDThh:mmZ Temperature Stabiliz. : none Additional Information : (multiple lines) 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 : TRM29659.00 NONE Serial Number : 0220135749 Antenna Reference Point : BPA Marker->ARP Up Ecc. (m) : 0.0000 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 : TRIMBLE DCA 9520 with label (14551-00 REV A) Antenna Cable Length : 30 m Date Installed : 2010-01-15T12:43Z Date Removed : 2011-07-03 Additional Information : Trimble L1/L2 Dorne Margolin element with : chokering, Model 29659.00 4.2 Antenna Type : LEIAT504 LEIS Serial Number : 200003 Antenna Reference Point : BPA Marker->ARP Up Ecc. (m) : 0.0000 Marker->ARP North Ecc(m) : 0.0000 Marker->ARP East Ecc(m) : 0.0000 Alignment from True N : 0 deg Antenna Radome Type : LEIS Radome Serial Number : Antenna Cable Type : TRIMBLE DCA 0518 with label Antenna Cable Length : 30 m Date Installed : 2011-07-04 Date Removed : 2017-09-19T11:56Z Additional Information : Leica L1/L2 Dorne Margolin antenna with : chokerings (designed after DORNE MARGOLIN T). 4.3 Antenna Type : TRM115000.00 TZGD Serial Number : 1440905737 Antenna Reference Point : BAM Marker->ARP Up Ecc. (m) : 0.0000 Marker->ARP North Ecc(m) : 0.0000 Marker->ARP East Ecc(m) : 0.0000 Alignment from True N : 130 deg Antenna Radome Type : TZGD Radome Serial Number : Antenna Cable Type : TRIMBLE DCA 0518 with label Antenna Cable Length : 30 m Date Installed : 2017-09-19T13:06Z Date Removed : CCYY-MM-DDThh:mmZ Additional Information : Trimble Zephyr 3 Geodetic with protective dome; : switchable MSS filter in LNA; p/n 115000-00; : L1/L2/L5/G1/G2/G3/E1/E2/E5ab/E6/BDS 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 : (if external) Effective Dates : 2010-01-15/CCYY-MM-DD Notes : (multiple lines) 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) 9.2.1 Multipath Sources : DOME Effective Dates : 2010-01-15/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) 9.3.1 Signal Obstructions : BUILDINGS Effective Dates : 2010-01-15/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 : Republic Geodetic Authority : Geo sector, GNSS CORS network department Preferred Abbreviation : RGA Mailing Address : Boulevard of vojvoda Misic 39 : 11040 Belgrade : Serbia Primary Contact Contact Name : AGROS GNSS team Telephone (primary) : Telephone (secondary) : Fax : E-mail : agros@rgz.gov.rs Secondary Contact Contact Name : Mr. Sasa Lazic Telephone (primary) : +381 11 7152724 Telephone (secondary) : Fax : +381 11 2651330 E-mail : slazic@rgz.gov.rs 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 : http://epncb.oma.be/ftp/center/data/BKGE.RDC; : http://epncb.oma.be/ftp/center/data/BEV.RDC Hardcopy on File Site Map : https://a3.geosrbija.rs/share/fa2d9b7324c7; : http://93.87.56.29/Map/SensorMap.aspx?Lang=en Site Diagram : (Y or URL) Horizon Mask : (Y or URL) Monument Description : (Y or URL) Site Pictures : https://gnss-metadata.eu/ Additional Information : Serbian national CORS reference is managed and : maintained by RGA - Geo sector, Department for : GNSS (AGROS and EPN LAC team). The RTK network : is operational and economically profitable since : December of 2005 year. Trimble Pivot Platform : web server of AGROS CORS network is available : via public IP address, http://93.87.56.29/. Antenna Graphics with Dimensions TRIMBLE CHOKE RING TRM29659.00 NONE Trimble antenna was installed in GJML station since 2010-01-15 until 2011-07-03 ----- / \ | | +-------------------------------------------------+ <-- 0.1020 TCR | | | | | | | | +-+-------------------------------------------------+-+ <-- 0.0381 +-------------------+-------------+-------------------+ <-- 0.0350 BCR | | =| | +------x------+ <-- 0.0000 BPA=ARP <-- 0.3810 --> Leica GNSS antenna LEIAT504 with LEIS radome was installed since 2011-07-04 to 2017-09-19 +-------+ <-- 0.1393 / \ | | +-----------------+-------------+-----------------+ <-- 0.1012 TCR | | | | | | | | +-+-------------------------------------------------+-+ <-- 0.0378 +-------------------+-------------+-------------------+ <-- 0.0345 BCR | | | | +------x------+ <-- 0.0000 BPA=ARP NOM=NRP <-- 0.3794 --> Trimble Zephyr 3 Geodetic antenna with radome TRM115000.00 TZGD was installed from 2017-09-19 / --------------------------------------------- \ + + \ --------------------------------------------- / \ / \ / \-----x-----/ <-- 0.0000 BAM=ARP <-- 0.3396 --> ARP: antenna reference point BAM: bottom of antenna mount BCR: bottom of chokering BDG: bottom of dome ground plane BGP: bottom of ground plane BPA: bottom of preamplifier TCR: top of chokering TDG: top of dome ground plane TGP: top of ground plane TOP: top of pole TPA: top of preamplifier