DLF100NLD 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) : TU Delft GNSS team (gnss-citg@tudelft.nl)
Date Prepared : 2023-04-25
Report Type : UPDATE
If Update:
Previous Site Log : dlf100nld_20230417.log
Modified/Added Sections : 3.16, 3.17
1. Site Identification of the GNSS Monument
Site Name : Delft
Four Character ID : DLF1
Monument Inscription : Delft-22
IERS DOMES Number : 13502M009
CDP Number : (A4)
Monument Description : STEEL MAST ON CONCRETE BUILDING
Height of the Monument : 1.50 m
Monument Foundation : ROOF ON CONCRETE BUILDING, PILLARS
Foundation Depth : 15 m
Marker Description : BRASS THREAD/FIXED CENTERING
Date Installed : 2002-09-04
Geologic Characteristic : SAND
Bedrock Type : SEDIMENTARY
Bedrock Condition : FRESH
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 : (multiple lines)
2. Site Location Information
City or Town : Delft
State or Province : Zuid-Holland
Country : Netherlands (the)
Tectonic Plate : EURASIAN
Approximate Position (ITRF)
X coordinate (m) : 3924697.942
Y coordinate (m) : 301124.893
Z coordinate (m) : 5001905.154
Latitude (N is +) : +515909.67
Longitude (E is +) : +0042314.85
Elevation (m,ellips.) : 75.8
Additional Information : NMI building Thijsseweg 11, 5 km South
: of the center of town. Motorway A13, exit
: Delft Zuid / Technische Universiteit Delft
3. GNSS Receiver Information
3.1 Receiver Type : TRIMBLE NETR9
Satellite System : GPS+GLO+GAL+BDS+QZSS+SBAS
Serial Number : 5039K70764
Firmware Version : 4.22
Elevation Cutoff Setting : 0 deg
Date Installed : 2011-04-15T10:00Z
Date Removed : 2011-06-22T11:20Z
Temperature Stabiliz. : 20.0 +/- 3.0
Additional Information : (multiple lines)
3.2 Receiver Type : TRIMBLE NETR9
Satellite System : GPS+GLO+GAL+BDS+QZSS+SBAS
Serial Number : 5039K70764
Firmware Version : 4.42
Elevation Cutoff Setting : 0 deg
Date Installed : 2011-06-22T11:20Z
Date Removed : 2012-02-01T12:32Z
Temperature Stabiliz. : 20.0 +/- 3.0
Additional Information : (multiple lines)
3.3 Receiver Type : TRIMBLE NETR9
Satellite System : GPS+GLO+GAL+BDS+QZSS+SBAS
Serial Number : 5039K70764
Firmware Version : 4.43
Elevation Cutoff Setting : 0 deg
Date Installed : 2012-02-01T12:32Z
Date Removed : 2012-05-03T11:30Z
Temperature Stabiliz. : 20.0 +/- 3.0
Additional Information : (multiple lines)
3.4 Receiver Type : TRIMBLE NETR9
Satellite System : GPS+GLO+GAL+BDS+QZSS+SBAS
Serial Number : 5039K70764
Firmware Version : 4.46
Elevation Cutoff Setting : 0 deg
Date Installed : 2012-05-03T11:30Z
Date Removed : 2012-05-08T11:05Z
Temperature Stabiliz. : 20.0 +/- 3.0
Additional Information : (multiple lines)
3.5 Receiver Type : TRIMBLE NETR9
Satellite System : GPS+GLO+GAL+BDS+QZSS+SBAS
Serial Number : 5039K70764
Firmware Version : 4.60
Elevation Cutoff Setting : 0 deg
Date Installed : 2012-05-08T11:05Z
Date Removed : 2013-02-18T22:15Z
Temperature Stabiliz. : 20.0 +/- 3.0
Additional Information : (multiple lines)
3.6 Receiver Type : TRIMBLE NETR9
Satellite System : GPS+GLO+GAL+BDS+QZSS+SBAS
Serial Number : 5039K70764
Firmware Version : 4.70
Elevation Cutoff Setting : 0 deg
Date Installed : 2013-02-18T22:15Z
Date Removed : 2013-05-09T06:05Z
Temperature Stabiliz. : 20.0 +/- 3.0
Additional Information : (multiple lines)
3.7 Receiver Type : TRIMBLE NETR9
Satellite System : GPS+GLO+GAL+BDS+QZSS+SBAS
Serial Number : 5039K70764
Firmware Version : 4.80
Elevation Cutoff Setting : 0 deg
Date Installed : 2013-05-09T06:05Z
Date Removed : 2013-08-12T14:15Z
Temperature Stabiliz. : 20.0 +/- 3.0
Additional Information : (multiple lines)
3.8 Receiver Type : TRIMBLE NETR9
Satellite System : GPS+GLO+GAL+BDS+QZSS+SBAS
Serial Number : 5039K70764
Firmware Version : 4.81
Elevation Cutoff Setting : 0 deg
Date Installed : 2013-08-12T14:15Z
Date Removed : 2015-06-17T21:30Z
Temperature Stabiliz. : 20.0 +/- 3.0
Additional Information : (multiple lines)
3.9 Receiver Type : TRIMBLE NETR9
Satellite System : GPS+GLO+GAL+BDS+QZSS+SBAS
Serial Number : 5039K70764
Firmware Version : 5.01
Elevation Cutoff Setting : 0 deg
Date Installed : 2015-06-17T21:30Z
Date Removed : 2015-07-13T17:10Z
Temperature Stabiliz. : 20.0 +/- 3.0
Additional Information : (multiple lines)
3.10 Receiver Type : TRIMBLE NETR9
Satellite System : GPS+GLO+GAL+BDS+QZSS+SBAS
Serial Number : 5039K70764
Firmware Version : 5.03
Elevation Cutoff Setting : 0 deg
Date Installed : 2015-07-13T17:10Z
Date Removed : 2016-07-20T16:15Z
Temperature Stabiliz. : 20.0 +/- 3.0
Additional Information : The MARKER NAME in the RINEX file has been
: changed from 'DELFT-22' into 'DLF1'.
3.11 Receiver Type : TRIMBLE NETR9
Satellite System : GPS+GLO+GAL+BDS+QZSS+SBAS
Serial Number : 5039K70764
Firmware Version : 5.14
Elevation Cutoff Setting : 0 deg
Date Installed : 2016-07-20T16:15Z
Date Removed : 2016-12-21T18:43Z
Temperature Stabiliz. : 20.0 +/- 3.0
Additional Information : (multiple lines)
3.12 Receiver Type : TRIMBLE NETR9
Satellite System : GPS+GLO+GAL+BDS+QZSS+SBAS
Serial Number : 5039K70764
Firmware Version : 5.15
Elevation Cutoff Setting : 0 deg
Date Installed : 2016-12-21T18:43Z
Date Removed : 2017-05-28T09:12Z
Temperature Stabiliz. : 20.0 +/- 3.0
Additional Information : (multiple lines)
3.13 Receiver Type : TRIMBLE NETR9
Satellite System : GPS+GLO+GAL+BDS+QZSS+SBAS
Serial Number : 5039K70764
Firmware Version : 5.22
Elevation Cutoff Setting : 0 deg
Date Installed : 2017-05-28T09:12Z
Date Removed : 2018-10-29T14:02Z
Temperature Stabiliz. : 20.0 +/- 3.0
Additional Information : (multiple lines)
3.14 Receiver Type : TRIMBLE NETR9
Satellite System : GPS+GLO+GAL+BDS+QZSS+SBAS
Serial Number : 5039K70764
Firmware Version : 5.37
Elevation Cutoff Setting : 0 deg
Date Installed : 2018-10-29T14:03Z
Date Removed : 2019-10-26T13:23Z
Temperature Stabiliz. : 20.0 +/- 3.0
Additional Information : (multiple lines)
3.15 Receiver Type : TRIMBLE NETR9
Satellite System : GPS+GLO+GAL+BDS+QZSS+SBAS
Serial Number : 5039K70764
Firmware Version : 5.43
Elevation Cutoff Setting : 0 deg
Date Installed : 2019-10-26T13:23Z
Date Removed : 2020-05-16T15:15Z
Temperature Stabiliz. : 20.0 +/- 3.0
Additional Information : (multiple lines)
3.16 Receiver Type : TRIMBLE NETR9
Satellite System : GPS+GLO+GAL+BDS+QZSS+SBAS
Serial Number : 5039K70764
Firmware Version : 5.45
Elevation Cutoff Setting : 0 deg
Date Installed : 2020-05-16T15:15Z
Date Removed : 2023-04-24T12:15Z
Temperature Stabiliz. : 20.0 +/- 3.0
Additional Information : (multiple lines)
3.17 Receiver Type : TRIMBLE ALLOY
Satellite System : GPS+GLO+GAL+BDS+QZSS+SBAS
Serial Number : 6235R40294
Firmware Version : 6.20
Elevation Cutoff Setting : 0 deg
Date Installed : 2023-04-24T12:15Z
Date Removed : CCYY-MM-DDThh:mmZ
Temperature Stabiliz. : 20.0 +/- 3.0
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 : LEIAR25.R3 LEIT
Serial Number : 10030006
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 : 10030006
Antenna Cable Type : LMR400
Antenna Cable Length : 41.5 m
Date Installed : 2011-04-15T10:00Z
Date Removed : CCYY-MM-DDThh:mmZ
Additional Information : The antenna cable run consists of a 30 m LMR400
: outdoors, a Huber-Suhner type 3402.17.A surge
: protector, 10 m LMR400 indoors, GPS Networking
: Inc. 4-way high-isolation antenna splitter
: N HI AL DCB S1X4-N/ 12/ 220, with 17 dB gain
: and 12 V DC feed to the antenna, and a short
: 1.5 m cables to the receiver.
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 : GPS (mark #16)
Tied Marker Usage : GPS DELF (EUREF)
Tied Marker CDP Number : (A4)
Tied Marker DOMES Number : 13502M004
Differential Components from GNSS Marker to the tied monument (ITRS)
dx (m) : -10.411 m
dy (m) : 7.960 m
dz (m) : 5.775 m
Accuracy (mm) : 1 mm
Survey method : TRILAT./TRIANG./LEVELLING/GPS CAMPAIGN
Date Measured : 1994-04-19
Additional Information : The ties are checked twice per year using a
: local survey, unless there are significant
: changes the results are not reported here
5.2 Tied Marker Name : GPS (mark #20)
Tied Marker Usage : GPS DLFT (IGS)
Tied Marker CDP Number : (A4)
Tied Marker DOMES Number : 13502M006
Differential Components from GNSS Marker to the tied monument (ITRS)
dx (m) : -0.920 m
dy (m) : 7.024 m
dz (m) : -1.705 m
Accuracy (mm) : 1 mm
Survey method : TRILAT./TRIANG./LEVELLING/GPS CAMPAIGN
Date Measured : 1994-04-19
Additional Information : The ties are checked twice per year using a
: local survey, unless there are significant
: changes the results are not reported here
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 : 2011-04-15/2011-06-22
Notes : (multiple lines)
6.2 Standard Type : EXTERNAL CESIUM
Input Frequency : 10 MHz
Effective Dates : 2011-06-22/CCYY-MM-DD
Notes : Clock steering has been enabled during some
: periods, and disabled during others. Currently
: clock steering is enabled.
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 : GPS
Status : PERMANENT
Effective Dates : 1994-12-30/CCYY-MM-DD
Notes : EUREF Permanent Network station DELF
7.2 Instrumentation Type : GPS
Status : PERMANENT
Effective Dates : 1998-08-17/CCYY-MM-DD
Notes : IGS Permanent station DLFT
7.3 Instrumentation Type : GPS
Status : PERMANENT
Effective Dates : 2004-09-14/CCYY-MM-DD
Notes : JPL GDGPS Permenent station DLF3,
: operated on the same antenna
: through an antenna splitter.
7.4 Instrumentation Type : GPS
Status : PERMANENT
Effective Dates : 2004-09-14/CCYY-MM-DD
Notes : EGNOS Data Collection Network (EDCN) Permanent
: station DLF5, operated on the same antenna
: through an antenna splitter.
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 : HUMICAP H-Sensor
Manufacturer : Vaisala Oy, Finland
Serial Number : P0120011
Data Sampling Interval : 60 sec
Accuracy (% rel h) : 2 % rel h
Aspiration : NATURAL
Height Diff to Ant : 1.6 m
Calibration date : 1993-09-12
Effective Dates : 1994-04-19/CCYY-MM-DD
Notes : Electronics: Vaisala Humidity and Temperature
: Transmitter HMP233
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 : Vaisala Pressure Transmitter PTB 200A
Manufacturer : Vaisala Oy, Finland
Serial Number : 692620
Data Sampling Interval : 60 sec
Accuracy : 0.12 hPa
Height Diff to Ant : -2.65 m
Calibration date : 1993-09-12
Effective Dates : 1994-04-14/CCYY-MM-DD
Notes : Electronics: Vaisala Pressure Transmitter
: PTB 200A; pressure sensor below GPS 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 : Pt 100 RTD 1/3 DIN 43760B
Manufacturer : Vaisala Oy, Finland
Serial Number : P0120011
Data Sampling Interval : 60 sec
Accuracy : 0.1 deg C
Aspiration : NATURAL
Height Diff to Ant : 1.6 m
Calibration date : 1993-09-12
Effective Dates : 1994-04-14/CCYY-MM-DD
Notes : Electronics: Vaisala Humidity and Temperature
: Transmitter HMP233
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
9.1.1 Radio Interferences : CELL PHONE ANTENNA
Observed Degradations : NONE
Effective Dates : 1997-03-25/CCYY-MM-DD
Additional Information : Located on South tower, 100 meters from GNSS
: antennae, transmitting in a 240 degrees sector.
: The GNSS antennae are located in a 120 degrees
: sector not covered by the GSM system. Test at
: 5 meters from the GSM antenna have shown no
: degradation of the GPS, so it is very unlikely
: that the GPS is affected.
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)
9.2.1 Multipath Sources : ROOF
Effective Dates : 1994-12-30/CCYY-MM-DD
Additional Information : Flat roof with concrete balustrade at right
: angles with the roof, and several 90 degrees
: corners. Medium multipath effects have been
: observed.
9.2.x Multipath Sources : (METAL ROOF/DOME/VLBI ANTENNA/etc)
Effective Dates : (CCYY-MM-DD/CCYY-MM-DD)
Additional Information : (multiple lines)
9.3.1 Signal Obstructions : NONE
Effective Dates : 2011-04-15/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
10.1 Date : 1997-03-25/CCYY-MM-DD
Event : CELL PHONE TRANSMISSION STARTED (SEE 9.1.1)
10.x Date : (CCYY-MM-DD/CCYY-MM-DD)
Event : (TREE CLEARING/CONSTRUCTION/etc)
11. On-Site, Point of Contact Agency Information
Agency : Delft University of Technology
: Department of Geoscience and Remote Sensing
: (GRS)
Preferred Abbreviation : DUT
Mailing Address : Stevinweg 1
: 2628 CN Delft
: Netherlands (the)
Primary Contact
Contact Name : TU Delft GNSS team
Telephone (primary) : +31 15 2784907
Telephone (secondary) :
Fax :
E-mail : gnss-citg@tudelft.nl
Secondary Contact
Contact Name : GI-RD
Telephone (primary) : +31 6 52481939
Telephone (secondary) :
Fax :
E-mail : rd@kadaster.nl
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 : DUT
Secondary Data Center : BKG
URL for More Information : http://gnss1.tudelft.nl/dpga/
Hardcopy on File
Site Map : ./station/Delft.html
Site Diagram : ./station/Delft.html
Horizon Mask : ./station/Delft.html
Monument Description : ./station/Delft.html
Site Pictures : ./station/Delft.html
Additional Information : No obstacles above 0 degrees of elevation
Antenna Graphics with Dimensions
LEIAR25.R3
+-------+ <-- 0.1995
/ \
+---+-------------+---+ <-- 0.1606 TCR
| |
|---------------------------|
|---------------------------------|
|---------------------------------------|
+---------------------------------------------+
| |
| |
+-+---------------------------------------------+-+
+-----------------+-------------+-----------------+ <-- 0.0320 BCR
| |
| |
+------x------+ <-- 0.0000 BPA=ARP
(5/8' thread might
differ from BPA!)
<-- 0.3802 -->
