FFMJ00DEU Site Information Form (site log v2.0)
International GNSS Service
See Instructions at:
https://files.igs.org/pub/station/general/sitelog_instr_v2.0.txt
0. Form
Prepared by (full name) : GREF Operator ([email protected])
Date Prepared : 2024-02-15
Report Type : UPDATE
If Update:
Previous Site Log : ffmj00deu_20230427.log
Modified/Added Sections : 2, 3.18, 3.19, 8.1.1, 8.1.2, 8.2.1, 8.3.2,
: 8.3.1, 13
1. Site Identification of the GNSS Monument
Site Name : Frankfurt / Main
Nine Character ID : FFMJ00DEU
Monument Inscription :
IERS DOMES Number : 14279M001
CDP Number : (A4)
Monument Description : aluminium mast-Platform on the roof
Height of the Monument : (m)
Monument Foundation : Aluminium-Mast fastened on vertical
Foundation Depth : (m)
Marker Description : SURVEY MARKER BOLT ON ALUMINIUM-MAST
Date Installed : 2002-02-18T12:00Z
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 : (YES/NO/Name of the zone)
Distance/activity : (multiple lines)
Additional Information : The system is installed on the roof of the
: BKG building at Frankfurt.
: Antenna mounted with a special screw
: adapter on the mast.
2. Site Location Information
City or Town : Frankfurt / Main
State or Province : Hessen
Country or Region : DEU
Tectonic Plate : EURASIAN
Approximate Position (ITRF)
X coordinate (m) : 4053455.700
Y coordinate (m) : 617729.900
Z coordinate (m) : 4869395.900
Latitude (N is +) : +500526.09
Longitude (E is +) : +0083953.89
Elevation (m,ellips.) : 178.3
Additional Information : (multiple lines)
3. GNSS Receiver Information
3.1 Receiver Type : JPS LEGACY
Satellite System : GPS+GLO
Serial Number : AGBV83QBWN4
Firmware Version : E_GGD_2/2.2
Elevation Cutoff Setting : 5 deg
Date Installed : 2002-02-18T12:00Z
Date Removed : 2002-10-09T12:00Z
Temperature Stabiliz. : none
Additional Information : (multiple lines)
3.2 Receiver Type : JPS LEGACY
Satellite System : GPS+GLO
Serial Number : AGBV83QBWN4
Firmware Version : E_GGD_2/2.2p2
Elevation Cutoff Setting : 5 deg
Date Installed : 2002-10-09T12:00Z
Date Removed : 2003-11-17T12:00Z
Temperature Stabiliz. : none
Additional Information : (multiple lines)
3.3 Receiver Type : JPS LEGACY
Satellite System : GPS+GLO
Serial Number : AGBV83QBWN4
Firmware Version : E_GGD_2/2.3p3
Elevation Cutoff Setting : 5 deg
Date Installed : 2003-11-17T12:00Z
Date Removed : 2006-11-15T12:00Z
Temperature Stabiliz. : none
Additional Information : (multiple lines)
3.4 Receiver Type : JPS LEGACY
Satellite System : GPS+GLO
Serial Number : AGBV83QBWN4
Firmware Version : E_GGD_2/2.5p2
Elevation Cutoff Setting : 5 deg
Date Installed : 2006-11-15T12:00Z
Date Removed : 2007-06-01T08:00Z
Temperature Stabiliz. : none
Additional Information : (multiple lines)
3.5 Receiver Type : JPS LEGACY
Satellite System : GPS+GLO
Serial Number : AGBV83QBWN4
Firmware Version : 2.6.0 APR,18,2007
Elevation Cutoff Setting : 0 deg
Date Installed : 2007-06-01T08:00Z
Date Removed : 2008-01-25T10:45Z
Temperature Stabiliz. : none
Additional Information : (multiple lines)
3.6 Receiver Type : JPS LEGACY
Satellite System : GPS+GLO
Serial Number : AGBV83QBWN4
Firmware Version : 2.6.1 JAN,10,2008
Elevation Cutoff Setting : 0 deg
Date Installed : 2008-01-25T10:45Z
Date Removed : 2012-09-21T07:50Z
Temperature Stabiliz. : none
Additional Information : (multiple lines)
3.7 Receiver Type : JPS LEGACY
Satellite System : GPS+GLO
Serial Number : AFP2LB8MMM8
Firmware Version : 3.4 DEC,12,2009 p2
Elevation Cutoff Setting : 0 deg
Date Installed : 2012-09-21T08:10Z
Date Removed : 2014-04-02T10:30Z
Temperature Stabiliz. : none
Additional Information : Additional Number
: LE5787 on the
: type level
3.8 Receiver Type : JAVAD TRE_G3TH DELTA
Satellite System : GPS+GLO+GAL+SBAS
Serial Number : 01587
Firmware Version : 3.5.5 MAR,03,2014
Elevation Cutoff Setting : 0 deg
Date Installed : 2014-04-02T11:30Z
Date Removed : 2016-08-08T12:30Z
Temperature Stabiliz. : none
Additional Information : Board Id
: 03VCFXT1UPXR123OK1AUP94U5M
3.9 Receiver Type : JAVAD TRE_G3TH DELTA
Satellite System : GPS+GLO+GAL+BDS+SBAS
Serial Number : 01587
Firmware Version : 3.6.6 APR,27,2016
Elevation Cutoff Setting : 0 deg
Date Installed : 2016-08-08T12:30Z
Date Removed : 2017-06-01T12:00Z
Temperature Stabiliz. : none
Additional Information : Board Id
: 03VCFXT1UPXR123OK1AUP94U5M
3.10 Receiver Type : JAVAD TRE_G3TH DELTA
Satellite System : GPS+GLO+GAL+BDS+SBAS
Serial Number : 01587
Firmware Version : 3.7.1 APR,04,2017
Elevation Cutoff Setting : 0 deg
Date Installed : 2017-06-01T12:00Z
Date Removed : 2019-01-16T10:00Z
Temperature Stabiliz. : none
Additional Information : Board Id
: 03VCFXT1UPXR123OK1AUP94U5M
3.11 Receiver Type : JAVAD TRE_3 DELTA
Satellite System : GPS+GLO+GAL+BDS+SBAS
Serial Number : 02884
Firmware Version : 3.7.5 DEC,06,2018
Elevation Cutoff Setting : 0 deg
Date Installed : 2019-01-16T10:00Z
Date Removed : 2019-01-29T12:20Z
Temperature Stabiliz. : none
Additional Information : Board Id
: 1I3W3LQ8D2UY90QDSPVJA2QGHS
3.12 Receiver Type : JAVAD TRE_3 DELTA
Satellite System : GPS+GLO+GAL+BDS+SBAS
Serial Number : 02884
Firmware Version : 3.7.5p1 JAN,23,2019
Elevation Cutoff Setting : 0 deg
Date Installed : 2019-01-29T12:30Z
Date Removed : 2019-05-17T10:15Z
Temperature Stabiliz. : none
Additional Information : Board Id
: 1I3W3LQ8D2UY90QDSPVJA2QGHS
3.13 Receiver Type : JAVAD TRE_3 DELTA
Satellite System : GPS+GLO+GAL+BDS+SBAS
Serial Number : 02884
Firmware Version : 3.7.6 APR,08,2019
Elevation Cutoff Setting : 0 deg
Date Installed : 2019-05-17T10:15Z
Date Removed : 2020-03-12T09:25Z
Temperature Stabiliz. : none
Additional Information : Board Id
: 1I3W3LQ8D2UY90QDSPVJA2QGHS
3.14 Receiver Type : JAVAD TRE_3 DELTA
Satellite System : GPS+GLO+GAL+BDS+SBAS
Serial Number : 02884
Firmware Version : 3.7.9 DEC,30,2019
Elevation Cutoff Setting : 0 deg
Date Installed : 2020-03-12T09:35Z
Date Removed : 2020-11-05T09:50Z
Temperature Stabiliz. : none
Additional Information : Board Id
: 1I3W3LQ8D2UY90QDSPVJA2QGHS
3.15 Receiver Type : JAVAD TRE_3 DELTA
Satellite System : GPS+GLO+GAL+BDS+SBAS
Serial Number : 02884
Firmware Version : 3.7.10 Oct,22,2020
Elevation Cutoff Setting : 0 deg
Date Installed : 2020-11-05T09:50Z
Date Removed : 2021-08-31T08:40Z
Temperature Stabiliz. : none
Additional Information : Board Id
: 1I3W3LQ8D2UY90QDSPVJA2QGHS
3.16 Receiver Type : JAVAD TRE_3 DELTA
Satellite System : GPS+GLO+GAL+BDS+SBAS
Serial Number : 02884
Firmware Version : 4.1.03-210713
Elevation Cutoff Setting : 0 deg
Date Installed : 2021-08-31T08:40Z
Date Removed : 2022-03-03T06:19Z
Temperature Stabiliz. : none
Additional Information : Board Id
: 1I3W3LQ8D2UY90QDSPVJA2QGHS
3.17 Receiver Type : JAVAD TRE_3 DELTA
Satellite System : GPS+GLO+GAL+BDS+SBAS
Serial Number : 02884
Firmware Version : 4.1.04-211206
Elevation Cutoff Setting : 0 deg
Date Installed : 2022-03-03T06:19Z
Date Removed : 2023-02-08T09:08Z
Temperature Stabiliz. : none
Additional Information : Board Id
: 1I3W3LQ8D2UY90QDSPVJA2QGHS
3.18 Receiver Type : JAVAD TRE_3 DELTA
Satellite System : GPS+GLO+GAL+BDS+SBAS
Serial Number : 02884
Firmware Version : 4.1.06-221128
Elevation Cutoff Setting : 0 deg
Date Installed : 2023-02-08T09:08Z
Date Removed : 2024-02-15T07:46Z
Temperature Stabiliz. : none
Additional Information : Board Id
: 1I3W3LQ8D2UY90QDSPVJA2QGHS
3.19 Receiver Type : JAVAD TRE_3 DELTA
Satellite System : GPS+GLO+GAL+BDS+SBAS
Serial Number : 02884
Firmware Version : 4.3.00-231129
Elevation Cutoff Setting : 0 deg
Date Installed : 2024-02-15T07:46Z
Date Removed : CCYY-MM-DDThh:mmZ
Temperature Stabiliz. : none
Additional Information : Board Id
: 1I3W3LQ8D2UY90QDSPVJA2QGHS
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 : JPSREGANT_SD_E2 NONE
Serial Number : RA0294
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 : Aircom plus
Antenna Cable Length : 65 m
Date Installed : 2002-02-18T12:00Z
Date Removed : 2005-05-19T08:00Z
Additional Information : Antenna type listed in this section retro-
: actively changed from JPSREGANT_SD_E to
: JPSREGANT_SD_E2 starting with log file
: ffmj_20121007.log. See IGSMAIL-6662 and
: IGSMAIL-6663 for details.
4.2 Antenna Type : TPSCR3_GGD CONE
Serial Number : 217-0111
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 : CONE
Radome Serial Number :
Antenna Cable Type : Aircom plus
Antenna Cable Length : 65 m
Date Installed : 2005-05-19T08:00Z
Date Removed : 2008-02-20T11:00Z
Additional Information : (multiple lines)
4.3 Antenna Type : TPSCR3_GGD CONE
Serial Number : 217-0111
Antenna Reference Point : BPA
Marker->ARP Up Ecc. (m) : 0.0450
Marker->ARP North Ecc(m) : 0.0000
Marker->ARP East Ecc(m) : 0.0000
Alignment from True N : 0 deg
Antenna Radome Type : CONE
Radome Serial Number :
Antenna Cable Type : Aircom plus
Antenna Cable Length : 65 m
Date Installed : 2008-02-20T11:00Z
Date Removed : 2011-02-08T10:00Z
Additional Information : (multiple lines)
4.4 Antenna Type : LEIAR25.R4 LEIT
Serial Number : 10231013
Antenna Reference Point : BPA
Marker->ARP Up Ecc. (m) : 0.0450
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 :
Antenna Cable Type : Aircom plus
Antenna Cable Length : 65 m
Date Installed : 2011-02-08T10:30Z
Date Removed : 2019-01-16T10:14Z
Additional Information : Antenna individual
: calibrated absolute at Geo++
4.5 Antenna Type : LEIAR25.R3 LEIT
Serial Number : 10020025
Antenna Reference Point : BPA
Marker->ARP Up Ecc. (m) : 0.0450
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 :
Antenna Cable Type : Aircom plus
Antenna Cable Length : 65 m
Date Installed : 2019-01-16T10:14Z
Date Removed : 2019-09-04T10:53Z
Additional Information : Antenna individual calibrated absolute by
: Uni Bonn and GEO++
4.6 Antenna Type : LEIAR25.R3 LEIT
Serial Number : 09050002
Antenna Reference Point : BPA
Marker->ARP Up Ecc. (m) : 0.0450
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 :
Antenna Cable Type : Aircom plus
Antenna Cable Length : 65 m
Date Installed : 2019-09-04T10:53Z
Date Removed : CCYY-MM-DDThh:mmZ
Additional Information : Antenna individual calibrated absolutely by
: : GEO++ - ROBOT 2010-07-01
: : UNI BONN - CHAMBER 2010-08-06
: : Senatsverwaltung Berlin - ROBOT 2019-06-19
: : UNI BONN - CHAMBER 2019-07-19
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 : 2002-02-18/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
7.1 Instrumentation Type : GNSS FFMJ01DEU
Status : PERMANENT
Effective Dates : 2016-07-30/CCYY-MM-DD
Notes : Secondary Receiver at the same antenna.
: More information and data available on
: request.
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 : PTU200
Manufacturer : Vaisala Oyi
Serial Number : W5110012
Data Sampling Interval : 10 sec
Accuracy (% rel h) : 2 % rel h
Aspiration : HUMICAP 180 CAPACITIVY THIN FILM POLYMER
Height Diff to Ant : -0.5 m
Calibration date : (CCYY-MM-DD)
Effective Dates : 2002-02-18/2011-02-08
Notes : The Humidity Sensor is 0.1m
: below the antenna
8.1.2 Humidity Sensor Model : HMP45A-P
Manufacturer : Vaisala
Serial Number : W5040005
Data Sampling Interval : 10 sec
Accuracy (% rel h) : 2 % rel h
Aspiration : HUMICAP 180 CAPACITIVY THIN FILM POLYMER
Height Diff to Ant : -0.6 m
Calibration date : 2010-10-27
Effective Dates : 2011-02-08/CCYY-MM-DD
Notes : The Humidity Sensor is 0.6 m
: below the antenna.
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 : PTU200
Manufacturer : Vaisala
Serial Number : W5110012
Data Sampling Interval : 10 sec
Accuracy : 0.1 hPa
Height Diff to Ant : -0.6 m
Calibration date : (CCYY-MM-DD)
Effective Dates : 2002-02-18/CCYY-MM-DD
Notes : The Pressure Sensor is 0.6 m
: below the antenna
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 : PTU200
Manufacturer : Vaisala Oyi
Serial Number : W5110012
Data Sampling Interval : 10 sec
Accuracy : 0.2 deg C
Aspiration : PLATINUM PROBE
Height Diff to Ant : -0.5 m
Calibration date : (CCYY-MM-DD)
Effective Dates : 2002-02-18/2011-02-08
Notes : The Temperature Sensor is
: 0.1 m below the antenna
8.3.2 Temp. Sensor Model : HMP45A-P
Manufacturer : Vaisala
Serial Number : W5040005
Data Sampling Interval : 10 sec
Accuracy : 0.2 deg C
Aspiration : RESISTIVE PLATINUM PROBE
Height Diff to Ant : -0.6 m
Calibration date : 2010-10-27
Effective Dates : 2011-02-08/CCYY-MM-DD
Notes : The Temperature Sensor is
: 0.6 m below the antenna
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 : Bundesamt fuer Kartographie und Geodaesie
: Department of Geodaesie
Preferred Abbreviation : BKG
Mailing Address : Richard-Strauss-Allee 11
: D-60598 Frankfurt a.M.
: Germany
Primary Contact
Contact Name : GREF Operator
Telephone (primary) : +49 341 5634410
Telephone (secondary) : +49 341 5634432
Fax : +49 341 5634415
E-mail : [email protected]
Secondary Contact
Contact Name : BKG GNSS Data Center
Telephone (primary) : +49 69 6333274
Telephone (secondary) : +49 69 63331
Fax : +49 69 6333425
E-mail : [email protected]
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 : https://gref.bkg.bund.de
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
Additional Information : (multiple lines)
Antenna Graphics with Dimensions
Javad Positioning Systems: REGANT - SD
+-------------------------+ <---------- Plastic Housing for
/ ------------------- \ Antenna/Choke Ring
/ / \ \
+---------+ | + | +---------+ <-- 0.1060 L1
| +-------------------------------------------------+ | <-- TCR
/ | | \
| | | |
| | | |
| | | |
\+-----------------------------------------------------+/
|+-----------------------------------------------------+| <-- BCR
\______________ | | ______________/
\ | | /
\+---------x---------+/ <-- 0.0000 ARP=BPA
TPSCR3_GGD
---------
/ + \ <-- 0.104 = L2
| + | <-- 0.081 = L1
+--------------------------------------------------+ <-- 0.071 = TCR
| |
| |
| |
| |
+-----------------+-------------+------------------+ <-- 0.003 = BCR
+-----x-----+ <-- 0.000 BPA=ARP
<-- 0.326 -->
LEIAR25.R4
+-------+ <-- 0.1995
/ \
+---+-------------+---+ <-- 0.1606 TCR
| |
|---------------------------|
|---------------------------------|
|---------------------------------------|
+---------------------------------------------+
| |
| |
+-+---------------------------------------------+-+
+-----------------+-------------+-----------------+ <-- 0.0320 BCR
| |
| |
+------x------+ <-- 0.0000 BPA=ARP
<-- 0.3802 -->
LEIAR25.R3
+-------+ <-- 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 BOP: Bottom of Pole
All dimensions are in meters.
