ELGE00ESP 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) : ARANZADI (geodesia@aranzadi.eus) Date Prepared : 2024-04-18 Report Type : UPDATE If Update: Previous Site Log : elge00esp_20231031.log Modified/Added Sections : 3.28, 3.29 1. Site Identification of the GNSS Monument Site Name : Elgeta Four Character ID : ELGE Monument Inscription : IERS DOMES Number : 19353S001 CDP Number : (A4) Monument Description : STEEL MAST Height of the Monument : 1.7 m Monument Foundation : MAST SCREW ANCHORED TO BUILDING WALL Foundation Depth : (m) Marker Description : (CHISELLED CROSS/DIVOT/BRASS NAIL/etc) Date Installed : 2005-05-17 Geologic Characteristic : (BEDROCK/CLAY/CONGLOMERATE/GRAVEL/SAND/etc) Bedrock Type : (IGNEOUS/METAMORPHIC/SEDIMENTARY) Bedrock Condition : (FRESH/JOINTED/WEATHERED) Fracture Spacing : (0 cm/1-10 cm/11-50 cm/51-200 cm/over 200 cm) Fault zones nearby : NO Distance/activity : (multiple lines) Additional Information : The monument is on the roof of the : Public Primary School of Elgeta : Antenna is approx. 21m above ground level 2. Site Location Information City or Town : Elgeta State or Province : Gipuzkoa Country : Spain Tectonic Plate : EURASIAN Approximate Position (ITRF) X coordinate (m) : 4657557.443 Y coordinate (m) : -202241.641 Z coordinate (m) : 4338991.628 Latitude (N is +) : +430813.42 Longitude (E is +) : -0022910.86 Elevation (m,ellips.) : 535.6 Additional Information : (multiple lines) 3. GNSS Receiver Information 3.1 Receiver Type : LEICA GRX1200PRO Satellite System : GPS Serial Number : 455997 Firmware Version : 1.52/2.120 Elevation Cutoff Setting : 0 deg Date Installed : 2005-05-17 Date Removed : 2005-06-23 Temperature Stabiliz. : (deg C) +/- (deg C) Additional Information : (multiple lines) 3.2 Receiver Type : LEICA GRX1200PRO Satellite System : GPS Serial Number : 455997 Firmware Version : 2.12/2.121 Elevation Cutoff Setting : 0 deg Date Installed : 2005-06-23 Date Removed : 2006-06-19 Temperature Stabiliz. : (deg C) +/- (deg C) Additional Information : (multiple lines) 3.3 Receiver Type : LEICA GRX1200PRO Satellite System : GPS Serial Number : 455997 Firmware Version : 4.03/2.122 Elevation Cutoff Setting : 0 deg Date Installed : 2006-06-19 Date Removed : 2007-11-20 Temperature Stabiliz. : (deg C) +/- (deg C) Additional Information : (multiple lines) 3.4 Receiver Type : LEICA GRX1200GGPRO Satellite System : GPS Serial Number : 350102 Firmware Version : 5.50/3.014 Elevation Cutoff Setting : 0 deg Date Installed : 2007-11-20 Date Removed : 2007-12-20 Temperature Stabiliz. : (deg C) +/- (deg C) Additional Information : (multiple lines) 3.5 Receiver Type : LEICA GRX1200GGPRO Satellite System : GPS+GLO Serial Number : 455997 Firmware Version : 5.5/3.014 Elevation Cutoff Setting : 0 deg Date Installed : 2007-12-20 Date Removed : 2008-11-17 Temperature Stabiliz. : (deg C) +/- (deg C) Additional Information : (multiple lines) 3.6 Receiver Type : LEICA GRX1200GGPRO Satellite System : GPS+GLO Serial Number : 455997 Firmware Version : 6.02/3.014 Elevation Cutoff Setting : 0 deg Date Installed : 2008-11-17 Date Removed : 2009-03-26 Temperature Stabiliz. : (deg C) +/- (deg C) Additional Information : (multiple lines) 3.7 Receiver Type : LEICA GRX1200GGPRO Satellite System : GPS+GLO Serial Number : 455997 Firmware Version : 7.02/3.016 Elevation Cutoff Setting : 0 deg Date Installed : 2009-03-26 Date Removed : 2009-06-10 Temperature Stabiliz. : (deg C) +/- (deg C) Additional Information : (multiple lines) 3.8 Receiver Type : LEICA GRX1200GGPRO Satellite System : GPS+GLO Serial Number : 455997 Firmware Version : 7.02/3.017 Elevation Cutoff Setting : 0 deg Date Installed : 2009-06-10 Date Removed : 2010-03-11 Temperature Stabiliz. : (deg C) +/- (deg C) Additional Information : (multiple lines) 3.9 Receiver Type : LEICA GRX1200GGPRO Satellite System : GPS+GLO Serial Number : 455997 Firmware Version : 7.80/3.018 Elevation Cutoff Setting : 0 deg Date Installed : 2010-03-11 Date Removed : 2010-05-03 Temperature Stabiliz. : (deg C) +/- (deg C) Additional Information : (multiple lines) 3.10 Receiver Type : LEICA GRX1200GGPRO Satellite System : GPS+GLO Serial Number : 455997 Firmware Version : 7.80/3.019 Elevation Cutoff Setting : 0 deg Date Installed : 2010-05-03 Date Removed : 2010-07-07 Temperature Stabiliz. : (deg C) +/- (deg C) Additional Information : (multiple lines) 3.11 Receiver Type : LEICA GRX1200GGPRO Satellite System : GPS+GLO Serial Number : 455997 Firmware Version : 8.00/3.019 Elevation Cutoff Setting : 0 deg Date Installed : 2010-07-07 Date Removed : 2011-05-16 Temperature Stabiliz. : (deg C) +/- (deg C) Additional Information : (multiple lines) 3.12 Receiver Type : LEICA GRX1200GGPRO Satellite System : GPS+GLO Serial Number : 455997 Firmware Version : 8.20/3.019 Elevation Cutoff Setting : 0 deg Date Installed : 2011-05-16 Date Removed : 2012-03-02 Temperature Stabiliz. : (deg C) +/- (deg C) Additional Information : (multiple lines) 3.13 Receiver Type : LEICA GRX1200GGPRO Satellite System : GPS+GLO Serial Number : 455997 Firmware Version : 8.51/3.019 Elevation Cutoff Setting : 0 deg Date Installed : 2012-03-02 Date Removed : 2013-12-17 Temperature Stabiliz. : (deg C) +/- (deg C) Additional Information : (multiple lines) 3.14 Receiver Type : LEICA GR10 Satellite System : GPS+GLO Serial Number : 1701976 Firmware Version : 3.01/6.212 Elevation Cutoff Setting : 0 deg Date Installed : 2013-12-17 Date Removed : 2014-05-23 Temperature Stabiliz. : (deg C) +/- (deg C) Additional Information : (multiple lines) 3.15 Receiver Type : LEICA GR10 Satellite System : GPS+GLO Serial Number : 1701976 Firmware Version : 3.03/6.214 Elevation Cutoff Setting : 0 deg Date Installed : 2014-05-23 Date Removed : 2014-10-07 Temperature Stabiliz. : (deg C) +/- (deg C) Additional Information : (multiple lines) 3.16 Receiver Type : LEICA GR10 Satellite System : GPS+GLO Serial Number : 1701976 Firmware Version : 3.10.1633/6.403 Elevation Cutoff Setting : 0 deg Date Installed : 2014-10-07 Date Removed : 2014-10-22 Temperature Stabiliz. : (deg C) +/- (deg C) Additional Information : (multiple lines) 3.17 Receiver Type : LEICA GR10 Satellite System : GPS+GLO Serial Number : 1701976 Firmware Version : 3.11/6.403 Elevation Cutoff Setting : 0 deg Date Installed : 2014-10-22 Date Removed : 2015-09-04T14:00Z Temperature Stabiliz. : (deg C) +/- (deg C) Additional Information : (multiple lines) 3.18 Receiver Type : LEICA GR10 Satellite System : GPS+GLO Serial Number : 1701976 Firmware Version : 3.21/6.403 Elevation Cutoff Setting : 0 deg Date Installed : 2015-09-04T14:00Z Date Removed : 2015-11-03T11:00Z Temperature Stabiliz. : (deg C) +/- (deg C) Additional Information : Firmware updated 3.19 Receiver Type : LEICA GR10 Satellite System : GPS+GLO Serial Number : 1701976 Firmware Version : 3.22/6.521 Elevation Cutoff Setting : 0 deg Date Installed : 2015-11-03T11:00Z Date Removed : 2016-04-07T00:00Z Temperature Stabiliz. : (deg C) +/- (deg C) Additional Information : Firmware updated 3.20 Receiver Type : LEICA GR10 Satellite System : GPS+GLO+GAL+BDS+SBAS Serial Number : 1701976 Firmware Version : 3.22/6.522 Elevation Cutoff Setting : 0 deg Date Installed : 2016-04-07T00:00Z Date Removed : 2016-06-06T10:00Z Temperature Stabiliz. : (deg C) +/- (deg C) Additional Information : Firmware updated 3.21 Receiver Type : LEICA GR10 Satellite System : GPS+GLO+GAL+BDS+SBAS Serial Number : 1701976 Firmware Version : 4.00/6.522 Elevation Cutoff Setting : 0 deg Date Installed : 2016-06-06T10:00Z Date Removed : 2016-11-21T12:00Z Temperature Stabiliz. : (deg C) +/- (deg C) Additional Information : Firmware updated 3.22 Receiver Type : LEICA GR10 Satellite System : GPS+GLO+GAL+BDS+SBAS Serial Number : 1701976 Firmware Version : 4.02/6.522 Elevation Cutoff Setting : 0 deg Date Installed : 2016-11-21T12:00Z Date Removed : 2017-02-27T08:28Z Temperature Stabiliz. : (deg C) +/- (deg C) Additional Information : Firmware updated 3.23 Receiver Type : LEICA GR10 Satellite System : GPS+GLO+GAL+BDS+SBAS Serial Number : 1701976 Firmware Version : 4.11/6.523 Elevation Cutoff Setting : 0 deg Date Installed : 2017-02-27T08:28Z Date Removed : 2018-03-13T09:41Z Temperature Stabiliz. : (deg C) +/- (deg C) Additional Information : Firmware updated 3.24 Receiver Type : LEICA GR10 Satellite System : GPS+GLO+GAL+BDS+SBAS Serial Number : 1701976 Firmware Version : 4.20/6.524 Elevation Cutoff Setting : 0 deg Date Installed : 2018-03-13T09:41Z Date Removed : 2019-07-01T08:15Z Temperature Stabiliz. : (deg C) +/- (deg C) Additional Information : Firmware updated 3.25 Receiver Type : LEICA GR30 Satellite System : GPS+GLO+GAL+BDS+SBAS Serial Number : 1700316 Firmware Version : 4.31/7.403 Elevation Cutoff Setting : 0 deg Date Installed : 2019-07-01T08:15Z Date Removed : 2019-12-02T10:48Z Temperature Stabiliz. : (deg C) +/- (deg C) Additional Information : (multiple lines) 3.26 Receiver Type : LEICA GR30 Satellite System : GPS+GLO+GAL+BDS+SBAS Serial Number : 1703003 Firmware Version : 4.31/7.403 Elevation Cutoff Setting : 0 deg Date Installed : 2019-12-02T10:48Z Date Removed : 2022-02-02T10:20Z Temperature Stabiliz. : (deg C) +/- (deg C) Additional Information : GFA receiver installed to replace Leica's. 3.27 Receiver Type : LEICA GR30 Satellite System : GPS+GLO+GAL+BDS+SBAS Serial Number : 1703003 Firmware Version : 4.52/7.711 Elevation Cutoff Setting : 0 deg Date Installed : 2022-02-02T10:20Z Date Removed : 2023-10-27T11:00Z Temperature Stabiliz. : (deg C) +/- (deg C) Additional Information : FW upgrade. 3.28 Receiver Type : LEICA GR30 Satellite System : GPS+GLO+GAL+BDS+SBAS Serial Number : 1703003 Firmware Version : 4.70/7.813 Elevation Cutoff Setting : 0 deg Date Installed : 2023-10-27T11:00Z Date Removed : 2024-04-18T14:45Z Temperature Stabiliz. : (deg C) +/- (deg C) Additional Information : (multiple lines) 3.29 Receiver Type : LEICA GR30 Satellite System : GPS+GLO+GAL+BDS+SBAS Serial Number : 1703003 Firmware Version : 4.80/7.900 Elevation Cutoff Setting : 0 deg Date Installed : 2024-04-18T14:45Z Date Removed : CCYY-MM-DDThh:mmZ Temperature Stabiliz. : (deg C) +/- (deg C) Additional Information : FW update 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 : 102842 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 : Unknown Antenna Cable Type : Leica Antenna Cable Length : 30 m Date Installed : 2005-05-17 Date Removed : 2007-11-20 Additional Information : (multiple lines) 4.2 Antenna Type : LEIAT504 LEIS Serial Number : n/a 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 : Unknown Antenna Cable Type : Leica Antenna Cable Length : 30 m Date Installed : 2007-11-20 Date Removed : 2007-12-20 Additional Information : (multiple lines) 4.3 Antenna Type : LEIAT504GG LEIS Serial Number : 102842 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 : Unknown Antenna Cable Type : Leica Antenna Cable Length : 30 m Date Installed : 2007-12-20 Date Removed : 2013-12-17 Additional Information : (multiple lines) 4.4 Antenna Type : LEIAR25.R4 LEIT Serial Number : 10351001 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 : LEIT Radome Serial Number : Unknown Antenna Cable Type : Leica Antenna Cable Length : 30 m Date Installed : 2013-12-17 Date Removed : CCYY-MM-DDThh:mmZ Additional Information : SECO Leveling Mount added 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 : 2005-05-17/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 : PAROSCIENTIFIC MET3 Manufacturer : PAROSCIENTIFIC Serial Number : DQ 96233 Data Sampling Interval : 600 sec Accuracy (% rel h) : 2 % rel h Aspiration : UNASPIRATED Height Diff to Ant : -1.4 m Calibration date : 2009-04-23 Effective Dates : 2006-01-10/2009-01-15 Notes : (multiple lines) 8.1.2 Humidity Sensor Model : PAROSCIENTIFIC MET3 Manufacturer : PAROSCIENTIFIC Serial Number : DQ114853 Data Sampling Interval : 600 sec Accuracy (% rel h) : 2 % rel h Aspiration : UNASPIRATED Height Diff to Ant : -1.4 m Calibration date : 2009-07-21 Effective Dates : 2009-09-25/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) 8.2.1 Pressure Sensor Model : PAROSCIENTIFIC MET3 Manufacturer : PAROSCIENTIFIC Serial Number : DQ 96233 Data Sampling Interval : 600 sec Accuracy : 0.08 hPa Height Diff to Ant : -1.4 m Calibration date : 2009-04-23 Effective Dates : 2006-01-10/2009-01-15 Notes : (multiple lines) 8.2.2 Pressure Sensor Model : PAROSCIENTIFIC MET3 Manufacturer : PAROSCIENTIFIC Serial Number : DQ114853 Data Sampling Interval : 600 sec Accuracy : 0.08 hPa Height Diff to Ant : -1.4 m Calibration date : 2009-07-21 Effective Dates : 2009-09-25/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 : PAROSCIENTIFIC MET3 Manufacturer : PAROSCIENTIFIC Serial Number : DQ 96233 Data Sampling Interval : 600 sec Accuracy : 0.5 deg C Aspiration : UNASPIRATED Height Diff to Ant : -1.4 m Calibration date : 2009-04-23 Effective Dates : 2006-01-10/2009-01-15 Notes : (multiple lines) 8.3.2 Temp. Sensor Model : PAROSCIENTIFIC MET3 Manufacturer : PAROSCIENTIFIC Serial Number : DQ114853 Data Sampling Interval : 600 sec Accuracy : 0.5 deg C Aspiration : UNASPIRATED Height Diff to Ant : -1.4 m Calibration date : 2009-07-21 Effective Dates : 2009-09-25/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 : ARANZADI Society of Sciences : Department of Applied Geodesy Preferred Abbreviation : ARA Mailing Address : Zorroagagaina 11 : 20018 SAN SEBASTIÁN : Spain Primary Contact Contact Name : ARANZADI Telephone (primary) : Telephone (secondary) : Fax : E-mail : geodesia@aranzadi.eus Secondary Contact Contact Name : Mr. Aitor Aginaga Telephone (primary) : +34 943 46 61 42 Telephone (secondary) : Fax : E-mail : aitoraguinaga@gmail.com Additional Information : (multiple lines) 12. Responsible Agency (if different from 11.) Agency : Gipuzkoako Foru Aldundia - Diputación Foral de : Gipuzkoa : Department of Mobility and Planning Preferred Abbreviation : GFA Mailing Address : Plaza Julio Caro Baroja 2 : 20.018 Donostia - San Sebastián : Spain Primary Contact Contact Name : GFA GNSS Telephone (primary) : Telephone (secondary) : Fax : E-mail : liz@gipuzkoa.eus Secondary Contact Contact Name : Mikelo Elorza Telephone (primary) : Telephone (secondary) : Fax : E-mail : melorza@gipuzkoa.net Additional Information : (multiple lines) 13. More Information Primary Data Center : GFA-DFG Secondary Data Center : URL for More Information : http://b5m.gipuzkoa.net/en/geodesy/gps-network 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 / + \ <-- 0.1282 L2 | + | <-- 0.1093 L1 +-----------------+-------------+------------------+ <-- 0.1020 TCR | | | | | | | | +-+--------------------------------------------------+-+ <-- 0.0380 +-------------------+-------------+--------------------+ <-- 0.1020 BCR | | | | +------x------+ <-- 0.0000 BPA=ARP <-- 0.3794 --> LEIAT504GG +-------+ <-- 0.1393 / + \ <-- 0.1282 L2 | + | <-- 0.1093 L1 +-----------------+-------------+------------------+ <-- 0.1012 TCR | | | | | | | | +-+--------------------------------------------------+-+ +-------------------+-------------+--------------------+ <-- 0.0345 BCR | | | | +------x------+ <-- 0.000 BPA=ARP <-- 0.3794 --> LEIAR25.R4 +-------+ <-- 0.1995 / \ +---+-------------+---+ <-- 0.1606 TCR | | |---------------------------| |---------------------------------| |---------------------------------------| +---------------------------------------------+ | | | | +-+---------------------------------------------+-+ +-----------------+-------------+-----------------+ <-- 0.0320 BCR | | | | +------x------+ <-- 0.0000 BPA=ARP (5/8' thread might differ from BPA!) <-- 0.3802 --> ARP: Antenna Reference Point L1 : L1 Phase Center L2 : L2 Phase Center TCR: Top of Chokering BCR: Bottom of Chokering BPA: Bottom of Preamplifier