LBRA00CRI 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) : Registro Nacional de Costa Rica Date Prepared : 2023-10-20 Report Type : Update If Update: Previous Site Log : lbra00cri_20221111.log Modified/Added Sections : 3.2,3.3 1. Site Identification of the GNSS Monument Site Name : Liberia Four Character ID : LBRA Monument Inscription : none IERS DOMES Number : 40631M001 CDP Number : (A4) Monument Description : It consists of a 0.30m long stainless steel mast with a 0.0771m long leveling base, on a 0.15m x 0.15m stainless steel plate. All on a concrete pillar 3.00m high with a diameter of 0.30m.This station replaces the old called LIBE that it was in another place. The domes number was 40604M001 and it was uninstalled on May 31, 2022. Height of the Monument : 3.4 Monument Foundation : Steel and reinforced concrete structure. Foundation Depth : 0.2 Marker Description : (CHISELLED CROSS/DIVOT/BRASS NAIL/etc) Date Installed : 2022-05-31T18:30Z Geologic Characteristic : Ignimbrites Bedrock Type : Igneous Bedrock Condition : Indeterminate. Fracture Spacing : Indeterminate. Fault zones nearby : No Distance/activity : > 3 km Additional Information : The GNSS Station is located in Liberia, in the new building of Registro Nacional CR. 2. Site Location Information City or Town : Liberia State or Province : Guanacaste Country : Costa Rica Tectonic Plate : Caribbean Approximate Position (ITRF) X coordinate (m) : 498667.07 Y coordinate (m) : -6249670.20 Z coordinate (m) : 1168939.93 Latitude (N is +) : +103751.45 Longitude (E is +) : -0852616.73 Elevation (m,ellips.) : 160.25 Additional Information : Part of the Costa Rica´s official active : geodetic network. 3. GNSS Receiver Information 3.1 Receiver Type : TRIMBLE NETR9 Satellite System : GPS+GLO+GAL Serial Number : 5811R52553 Firmware Version : 5.56 Elevation Cutoff Setting : 0 (deg) Date Installed : 2022-05-31T18:30Z Date Removed : 2023-06-08T21:06Z Temperature Stabiliz. : NONE Additional Information :(multiple lines) 3.2 Receiver Type : TRIMBLE NETR9 Satellite System : GPS+GLO+GAL Serial Number : 5811R52553 Firmware Version : 5.60 Elevation Cutoff Setting : 0 (deg) Date Installed : 2023-06-08T21:06Z Date Removed : 2023-10-20T18:00Z Temperature Stabiliz. : NONE Additional Information :(multiple lines) 3.3 Receiver Type : TRIMBLE NETR9 Satellite System : GPS+GLO+GAL Serial Number : 5811R52553 Firmware Version : 5.61 Elevation Cutoff Setting : 0 (deg) Date Installed : 2023-10-20T18:00Z 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+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 : TRM159900.00 SCIS Serial Number : 5813338180 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 Antenna Radome Type : SCIS Radome Serial Number : 1786 Antenna Cable Type : TRIMBLE Antenna Cable Length : 30 m Date Installed : 2022-05-31T18:30Z 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.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.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.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/BUILDLINGS/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 : INSTITUTO GEOGRAFICO NACIONAL-REGISTRO NACIONAL Preferred Abbreviation : IGN-RN Mailing Address : Apartado Postal: 523-2010 Primary Contact Contact Name : INSTITUTO GEOGRAFICO NACIONAL Telephone (primary) : +506 2202 0679 Telephone (secondary) : +506 2202 0683 Fax : +506 2202 0668 E-mail : SecretariaIGN@rnp.go.cr 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 : IGN-CR Secondary Data Center : URL for More Information : 104.248.120.228/sirgas/CR Hardcopy on File Site Map : (Y or URL) Site Diagram : (Y or URL) Horizon Mask : (Y or URL) Monument Description : (Y or URL) Site Pictures : (Y or URL) Additional Information : (multiple lines) Antenna Graphics with Dimensions TRM159900.00 SCIS ----- / \ | | +-------------------------------------------------+ <-- 0.1020 TCR | | | | | | | | +-+-------------------------------------------------+-+ <-- 0.0381 +-------------------+-------------+-------------------+ <-- 0.0350 BCR | | =| | +------x------+ <-- 0.0000 BPA=ARP RXC=NRP <-- 0.3810 -->