ZIMM00CHE Site Information Form (site log)
International GNSS Service
See Instructions at:
https://files.igscb.org/pub/station/general/sitelog_instr.txt
0. Form
Prepared by (full name) : PNAC team
Date Prepared : 2023-01-31
Report Type : UPDATE
If Update:
Previous Site Log : zimm00che_20220322.log
Modified/Added Sections : 1, 3.17, 3.18, 11
1. Site Identification of the GNSS Monument
Site Name : Zimmerwald
Four Character ID : ZIMM
Monument Inscription :
IERS DOMES Number : 14001M004
CDP Number : (A4)
Monument Description : STEEL MAST
Height of the Monument : 9.2 m
Monument Foundation : CONCRETE BLOCK
Foundation Depth : 1.5 m
Marker Description : LV95 steeled marker
Date Installed : 1988-03-01
Geologic Characteristic : CONGLOMERATE
Bedrock Type : SEDIMENTARY
Bedrock Condition : JOINTED
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 : Morraine
2. Site Location Information
City or Town : Zimmerwald
State or Province : N/A
Country : Switzerland
Tectonic Plate : EURASIAN
Approximate Position (ITRF)
X coordinate (m) : 4331297.348
Y coordinate (m) : 567555.639
Z coordinate (m) : 4633133.728
Latitude (N is +) : +465237.54
Longitude (E is +) : +0072754.98
Elevation (m,ellips.) : 956.4
Additional Information : (multiple lines)
3. GNSS Receiver Information
3.1 Receiver Type : TRIMBLE 4000SSE
Satellite System : GPS
Serial Number : 3310A02691
Firmware Version : 6.12
Elevation Cutoff Setting : 5 deg
Date Installed : 1993-05-01
Date Removed : 1997-08-06
Temperature Stabiliz. : (deg C) +/- (deg C)
Additional Information : (multiple lines)
3.2 Receiver Type : TRIMBLE 4000SSI
Satellite System : GPS
Serial Number : 3310A02691
Firmware Version : 7.25
Elevation Cutoff Setting : 5 deg
Date Installed : 1997-08-06
Date Removed : 1999-08-16
Temperature Stabiliz. : (deg C) +/- (deg C)
Additional Information : (multiple lines)
3.3 Receiver Type : TRIMBLE 4000SSI
Satellite System : GPS
Serial Number : 3310A02691
Firmware Version : 7.29
Elevation Cutoff Setting : 5 deg
Date Installed : 1999-08-16
Date Removed : 2003-08-12T14:00Z
Temperature Stabiliz. : (deg C) +/- (deg C)
Additional Information : (multiple lines)
3.4 Receiver Type : TRIMBLE 4700
Satellite System : GPS
Serial Number : 20224769
Firmware Version : Nav 1.30 / Boot 1
Elevation Cutoff Setting : 5 deg
Date Installed : 2003-08-12T14:00Z
Date Removed : 2006-02-22T08:00Z
Temperature Stabiliz. : (deg C) +/- (deg C)
Additional Information : (multiple lines)
3.5 Receiver Type : TRIMBLE NETRS
Satellite System : GPS
Serial Number : 4526253099
Firmware Version : Nav 1.15 / Boot 1
Elevation Cutoff Setting : 5 deg
Date Installed : 2006-02-22T14:00Z
Date Removed : 2008-04-01T14:10Z
Temperature Stabiliz. : (deg C) +/- (deg C)
Additional Information : Antenna cable shortened to 40 m
3.6 Receiver Type : TRIMBLE NETRS
Satellite System : GPS
Serial Number : 4526253099
Firmware Version : Nav 1.20
Elevation Cutoff Setting : 5 deg
Date Installed : 2008-04-01T14:10Z
Date Removed : 2014-05-07T07:20Z
Temperature Stabiliz. : (deg C) +/- (deg C)
Additional Information : Options L2C and L2-Y-code activated
3.7 Receiver Type : TRIMBLE NETRS
Satellite System : GPS
Serial Number : 4526253099
Firmware Version : 1.32
Elevation Cutoff Setting : 5 deg
Date Installed : 2014-05-07T07:20Z
Date Removed : 2015-04-27T07:15Z
Temperature Stabiliz. : (deg C) +/- (deg C)
Additional Information : (multiple lines)
3.8 Receiver Type : TRIMBLE NETR9
Satellite System : GPS
Serial Number : 5429R49141
Firmware Version : 4.85
Elevation Cutoff Setting : 5 deg
Date Installed : 2015-04-27T07:15Z
Date Removed : 2015-06-19T06:30Z
Temperature Stabiliz. : (deg C) +/- (deg C)
Additional Information : GPS L5 tracking switched from Q+I to Q
: (bug in current firmware)
3.9 Receiver Type : TRIMBLE NETR9
Satellite System : GPS
Serial Number : 5429R49141
Firmware Version : 5.01
Elevation Cutoff Setting : 5 deg
Date Installed : 2015-06-19T06:30Z
Date Removed : 2015-08-11T08:45Z
Temperature Stabiliz. : (deg C) +/- (deg C)
Additional Information : GPS L5 tracking switched from Q to Q+I
3.10 Receiver Type : TRIMBLE NETR9
Satellite System : GPS
Serial Number : 5429R49141
Firmware Version : 5.03
Elevation Cutoff Setting : 5 deg
Date Installed : 2015-08-11T08:45Z
Date Removed : 2015-12-16T09:20Z
Temperature Stabiliz. : (deg C) +/- (deg C)
Additional Information : (multiple lines)
3.11 Receiver Type : TRIMBLE NETR9
Satellite System : GPS
Serial Number : 5429R49141
Firmware Version : 5.10
Elevation Cutoff Setting : 5 deg
Date Installed : 2015-12-16T09:20Z
Date Removed : 2017-02-06T08:20Z
Temperature Stabiliz. : (deg C) +/- (deg C)
Additional Information : (multiple lines)
3.12 Receiver Type : TRIMBLE NETR9
Satellite System : GPS
Serial Number : 5429R49141
Firmware Version : 5.20
Elevation Cutoff Setting : 5 deg
Date Installed : 2017-02-06T08:20Z
Date Removed : 2017-02-08T11:08Z
Temperature Stabiliz. : (deg C) +/- (deg C)
Additional Information : bug - no L1 observations RINEX2
3.13 Receiver Type : TRIMBLE NETR9
Satellite System : GPS
Serial Number : 5429R49141
Firmware Version : 5.10
Elevation Cutoff Setting : 5 deg
Date Installed : 2017-02-08T11:08Z
Date Removed : 2017-04-11T12:05Z
Temperature Stabiliz. : (deg C) +/- (deg C)
Additional Information : (multiple lines)
3.14 Receiver Type : TRIMBLE NETR9
Satellite System : GPS
Serial Number : 5429R49141
Firmware Version : 5.22
Elevation Cutoff Setting : 5 deg
Date Installed : 2017-04-11T12:05Z
Date Removed : 2018-12-18T09:45Z
Temperature Stabiliz. : (deg C) +/- (deg C)
Additional Information : (multiple lines)
3.15 Receiver Type : TRIMBLE NETR9
Satellite System : GPS
Serial Number : 5429R49141
Firmware Version : 5.37
Elevation Cutoff Setting : 5 deg
Date Installed : 2018-12-18T09:45Z
Date Removed : 2020-06-08T07:15Z
Temperature Stabiliz. : (deg C) +/- (deg C)
Additional Information : (multiple lines)
3.16 Receiver Type : TRIMBLE NETR9
Satellite System : GPS
Serial Number : 5429R49141
Firmware Version : 5.45
Elevation Cutoff Setting : 5 deg
Date Installed : 2020-06-08T07:15Z
Date Removed : 2022-03-22T13:00Z
Temperature Stabiliz. : (deg C) +/- (deg C)
Additional Information : (multiple lines)
3.17 Receiver Type : TRIMBLE NETR9
Satellite System : GPS
Serial Number : 5429R49141
Firmware Version : 5.52
Elevation Cutoff Setting : 5 deg
Date Installed : 2022-03-22T13:00Z
Date Removed : 2023-01-31T12:42Z
Temperature Stabiliz. : (deg C) +/- (deg C)
Additional Information : (multiple lines)
3.18 Receiver Type : TRIMBLE NETR9
Satellite System : GPS
Serial Number : 5429R49141
Firmware Version : 5.56
Elevation Cutoff Setting : 5 deg
Date Installed : 2023-01-31T12:42Z
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 : TRM14532.00 NONE
Serial Number : 3311A67905
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 : SUCOFEED
Antenna Cable Length : 50 m
Date Installed : 1993-05-01
Date Removed : 1998-11-06
Additional Information : (multiple lines)
4.2 Antenna Type : TRM29659.00 NONE
Serial Number : 99390
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 : SUCOFEED
Antenna Cable Length : 50 m
Date Installed : 1998-11-06
Date Removed : 1999-07-02
Additional Information : (multiple lines)
4.3 Antenna Type : TRM29659.00 NONE
Serial Number : 99390
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 : SUCOFEED
Antenna Cable Length : 50 m
Date Installed : 1999-07-02
Date Removed : CCYY-MM-DDThh:mmZ
Additional Information : pre-amplifier changed on 2011-12-13
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
5.1 Tied Marker Name : Laser (7810)
Tied Marker Usage : SLR
Tied Marker CDP Number : 7810
Tied Marker DOMES Number : 14001S001
Differential Components from GNSS Marker to the tied monument (ITRS)
dx (m) : -13.680 m
dy (m) : -6.012 m
dz (m) : 6.242 m
Accuracy (mm) : 1 mm
Survey method : TRIANGULATION
Date Measured : 1990-01-25
Additional Information : The old laser system (14001S001) was removed
: end of April 1995. The new telescope is
: within a few millimeters in the same place,
: its horizontal axis is about 25 cm higher.
: Differential coordinates from the GPS
: monument to the reference and other
: monuments. The components are parallel to
: the XYZ-axes of the global geocentric
: reference system ITRF (WGS-84).
5.2 Tied Marker Name : ZIMLAT
Tied Marker Usage : SLR
Tied Marker CDP Number : 7810
Tied Marker DOMES Number : 14001S007
Differential Components from GNSS Marker to the tied monument (ITRS)
dx (m) : -13.506 m
dy (m) : -5.986 m
dz (m) : 6.420 m
Accuracy (mm) : 1 mm
Survey method : TRIANGULATION
Date Measured : 1996-04-04
Additional Information : (multiple lines)
5.3 Tied Marker Name : ZIMLAT
Tied Marker Usage : SLR
Tied Marker CDP Number : 7810
Tied Marker DOMES Number : 14001S007
Differential Components from GNSS Marker to the tied monument (ITRS)
dx (m) : -13.508 m
dy (m) : -5.988 m
dz (m) : 6.423 m
Accuracy (mm) : 1 mm
Survey method : TRIANGULATION
Date Measured : 2014-11-14
Additional Information : (multiple lines)
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 : 1993-05-01/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 : SLR
Status : PERMANENT
Effective Dates : 1976-01-01/CCYY-MM-DD
Notes : New telescope since 1996 (see 5.2)
: exact date in 1976 not known
7.2 Instrumentation Type : EARTH TIDE GRAVIMETER
Status : PERMANENT
Effective Dates : 1995-01-01/CCYY-MM-DD
Notes : Swiss Federal Institute of Technology
: Geodesy and Geodynamics Lab (GGL)
: ETH-H D3D94nggerberg
: CH-8093 Zurich
: exact date in 1995 not known
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 : Hygromer C94 MP409A
Manufacturer : unknown
Serial Number :
Data Sampling Interval : 1800 sec
Accuracy (% rel h) : 2 % rel h
Aspiration : (UNASPIRATED/NATURAL/FAN/etc)
Height Diff to Ant : -0.3 m
Calibration date : (CCYY-MM-DD)
Effective Dates : 1999-01-01/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 740-16B
Manufacturer : unkwnon
Serial Number :
Data Sampling Interval : 1800 sec
Accuracy : 0.3 hPa
Height Diff to Ant : 7 m
Calibration date : (CCYY-MM-DD)
Effective Dates : 1999-01-01/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 : Rotronic PT100 MP409A
Manufacturer : unknown
Serial Number :
Data Sampling Interval : 1800 sec
Accuracy : 0.2 deg C
Aspiration : (UNASPIRATED/NATURAL/FAN/etc)
Height Diff to Ant : -0.3 m
Calibration date : (CCYY-MM-DD)
Effective Dates : 1999-01-01/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)
8.4.1 Water Vapor Radiometer : ASMUWARA
Manufacturer : Univ. of Berne, Inst. of Applied Physics
Serial Number :
Distance to Antenna : 18 m
Height Diff to Ant : 3 m
Calibration date : (CCYY-MM-DD)
Effective Dates : 2006-11-01/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 : Swiss Federal Office of Topography (swisstopo)
Preferred Abbreviation : LPT
Mailing Address : Seftigenstr. 264
: CH - 3084 Wabern
: Switzerland
Primary Contact
Contact Name : PNAC team
Telephone (primary) : +41 58 469 01 11
Telephone (secondary) :
Fax :
E-mail : pnac@swisstopo.ch
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 : BKG
Secondary Data Center : BEV
URL for More Information : http://www.swisstopo.ch
Hardcopy on File
Site Map : (Y or URL)
Site Diagram : (Y or URL)
Horizon Mask : No obstruction above 0 degrees
Monument Description : (Y or URL)
Site Pictures : (Y or URL)
Additional Information : (multiple lines)
Antenna Graphics with Dimensions
TRM14532.00 NONE
----+---- <-- 0.070 L1
/ + \ <-- 0.068 L2
++----------------+-----------------+-----------------++ <-- 0.063 TGP
++---------------+-------------------+----------------++ <-- 0.060 BGP
| |
| |
| |
+------x------+ <-- 0.0 ARP=BPA
<-- 0.140 --> BPA
<-- 0.155 --> TPA
<-- 0.467 --> NOTCHES
<-- 0.483 --> EDGE
TRM29659.00 NONE
-----
/ + \ <-- 0.128 L2
| + | <-- 0.110 L1
+--------------------------------------------------+ <-- 0.102 TCR
| |
| |
| |
| |
+-+--------------------------------------------------+-+ <-- 0.038
+-------------------+-------------+--------------------+ <-- 0.035 BCR
| |
| |
+------x------+ <-- 0.0 ARP=BPA
<-- 0.381 -->
<-- 0.391 -->
ARP: Antenna Reference Point
L1 : L1 Phase Center L2 : L2 Phase Center
TGP: Top of Ground Plane BGP: Bottom of Ground Plane
TPA: Top of Preamplifier BPA: Bottom of Preamplifier
