KLOK00GRC 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) : Dr. Konstantinos Chousianitis Date Prepared : 2021-11-12 Report Type : UPDATE If Update: Previous Site Log : klok00grc_20201121.log Modified/Added Sections : 3.1, 3.2 1. Site Identification of the GNSS Monument Site Name : KLOK Four Character ID : KLOK Monument Inscription : NONE IERS DOMES Number : 12632M001 CDP Number : (A4) Monument Description : PILLAR Height of the Monument : (m) Monument Foundation : REINFORCED CONCRETE BLOCK Foundation Depth : 0.2 m Marker Description : (CHISELLED CROSS/DIVOT/BRASS NAIL/etc) Date Installed : 2008-07-17T00:00Z Geologic Characteristic : BEDROCK MARBLE Bedrock Type : METAMORPHIC Bedrock Condition : JOINTED 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 : KLOK is operated by The National Observatory of : Athens 2. Site Location Information City or Town : Klokotos State or Province : Thessaly Country : Greece Tectonic Plate : EURASIAN Approximate Position (ITRF) X coordinate (m) : 4564746.949 Y coordinate (m) : 1845610.872 Z coordinate (m) : 4040935.140 Latitude (N is +) : +393353.05 Longitude (E is +) : +0220051.79 Elevation (m,ellips.) : 138.5 Additional Information : (multiple lines) 3. GNSS Receiver Information 3.1 Receiver Type : LEICA GRX1200PRO Satellite System : GPS Serial Number : 463363 Firmware Version : 4.03/2.122 Elevation Cutoff Setting : 10 deg Date Installed : 2008-07-17T00:00Z Date Removed : 2012-12-12T23:59Z Temperature Stabiliz. : (deg C) +/- (deg C) Additional Information : (multiple lines) 3.2 Receiver Type : LEICA GRX1200PRO Satellite System : GPS Serial Number : 463363 Firmware Version : 4.03/2.127 Elevation Cutoff Setting : 10 deg Date Installed : 2012-12-13T00:00Z Date Removed : 2018-03-30T23:59Z Temperature Stabiliz. : (deg C) +/- (deg C) Additional Information : (multiple lines) 3.3 Receiver Type : LEICA GRX1200PRO Satellite System : GPS Serial Number : 463363 Firmware Version : 9.20/2.127 Elevation Cutoff Setting : 3 deg Date Installed : 2018-03-31T00:00Z Date Removed : CCYY-MM-DDThh:mmZ Temperature Stabiliz. : (deg C) +/- (deg C) 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 : LEIAT504 LEIS Serial Number : 103396 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 : (vendor & type number) Antenna Cable Length : (m) Date Installed : 2008-07-17T00:00Z 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.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 : 2004-06-15/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 8.1.1 Humidity Sensor Model : MP-100TS-06 Manufacturer : Rotronic Serial Number : Data Sampling Interval : 12 sec Accuracy (% rel h) : (% rel h) Aspiration : (UNASPIRATED/NATURAL/FAN/etc) Height Diff to Ant : 1 m Calibration date : (CCYY-MM-DD) Effective Dates : 2008-07-17/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.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 : MP-100TS-06 Manufacturer : Rotronic Serial Number : Data Sampling Interval : (sec) Accuracy : (deg C) Aspiration : (UNASPIRATED/NATURAL/FAN/etc) Height Diff to Ant : 1 m Calibration date : (CCYY-MM-DD) Effective Dates : 2016-07-17/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 : National Observatory of Athens : Institute of Geodynamics Preferred Abbreviation : NOA Mailing Address : Lofos Nymfon, Thission : 11810 Athens : Greece Primary Contact Contact Name : Dr. Antonio Avallone Telephone (primary) : Telephone (secondary) : Fax : E-mail : antonio.avallone@ingv.it Secondary Contact Contact Name : Dr. Konstantinos Chousianitis Telephone (primary) : +30 21 0349 0184 Telephone (secondary) : Fax : +30 21 0349 0180 E-mail : chousianitis@noa.gr 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 : NOA Secondary Data Center : URL for More Information : 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 LEIAT504 +-------+ <-- 0.1393 / \ | | +-----------------+-------------+-----------------+ <-- 0.1012 TCR | | | | | | | | +-+-------------------------------------------------+-+ <-- 0.0378 +-------------------+-------------+-------------------+ <-- 0.0345 BCR | | | | +------x------+ <-- 0.0000 BPA=ARP NOM=NRP <-- 0.3794 -->