VLNS00LTU 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) : Eimuntas Parseliunas
Date Prepared : 2020-07-16
Report Type : UPDATE
If Update:
Previous Site Log : vlns00ltu_20150925.log
Modified/Added Sections : 11
1. Site Identification of the GNSS Monument
Site Name : Vilnius
Nine Character ID : VLNS00LTU
Monument Inscription :
IERS DOMES Number : 10801M001
CDP Number : (A4)
Monument Description : PILLAR/BRASS
Height of the Monument : 2.82 m
Monument Foundation : CONCRETE BLOCK
Foundation Depth : 2.50 m
Marker Description : HOLE
Date Installed : 1997-09-16
Geologic Characteristic : SAND
Bedrock Type : SEDIMENTARY
Bedrock Condition : FRESH
Fracture Spacing : 1-10 cm
Fault zones nearby : NO
Distance/activity : (multiple lines)
Additional Information : Monument type - The GPS reference mark consists
: of steel plate with a forced centering hole
: embedded on top of a 3.0 metre high concrete
: pier, 30 cm in diameter. The concrete pier is
: anchored to ground by concrete block 1.5 m
: in size to a depth of 2.5 m.
2. Site Location Information
City or Town : Vilnius
State or Province : N/A
Country or Region : LTU
Tectonic Plate : EURASIAN
Approximate Position (ITRF)
X coordinate (m) : 3343600.974
Y coordinate (m) : 1580417.579
Z coordinate (m) : 5179337.091
Latitude (N is +) : +543911.30
Longitude (E is +) : +0251755.19
Elevation (m,ellips.) : 240.8
Additional Information : (multiple lines)
3. GNSS Receiver Information
3.1 Receiver Type : ASHTECH Z-XII3
Satellite System : GPS
Serial Number : 04927
Firmware Version : 1F00
Elevation Cutoff Setting : 5 deg
Date Installed : 1997-09-16
Date Removed : 1999-05-19
Temperature Stabiliz. : (deg C) +/- (deg C)
Additional Information : (multiple lines)
3.2 Receiver Type : ASHTECH Z-XII3
Satellite System : GPS
Serial Number : 04927
Firmware Version : 1K00
Elevation Cutoff Setting : 5 deg
Date Installed : 1999-05-19
Date Removed : 1999-10-25
Temperature Stabiliz. : (deg C) +/- (deg C)
Additional Information : (multiple lines)
3.3 Receiver Type : ASHTECH Z-XII3
Satellite System : GPS
Serial Number : LP01088
Firmware Version : 6J00
Elevation Cutoff Setting : 5 deg
Date Installed : 2002-09-18T10:00Z
Date Removed : 2013-09-25T10:00Z
Temperature Stabiliz. : (deg C) +/- (deg C)
Additional Information : (multiple lines)
3.4 Receiver Type : LEICA GRX1200+GNSS
Satellite System : GPS+GLO
Serial Number : 496804
Firmware Version : V 8.10
Elevation Cutoff Setting : 5 deg
Date Installed : 2013-10-01T00:00Z
Date Removed : 2015-07-21T12:00Z
Temperature Stabiliz. : (deg C) +/- (deg C)
Additional Information : (multiple lines)
3.5 Receiver Type : LEICA GRX1200+GNSS
Satellite System : GPS+GLO
Serial Number : 496804
Firmware Version : V 8.10
Elevation Cutoff Setting : 0 deg
Date Installed : 2015-07-21T12:00Z
Date Removed : 2015-07-29T10:00Z
Temperature Stabiliz. : (deg C) +/- (deg C)
Additional Information : (multiple lines)
3.6 Receiver Type : LEICA GRX1200+GNSS
Satellite System : GPS+GLO
Serial Number : 496804
Firmware Version : V 9.20
Elevation Cutoff Setting : 0 deg
Date Installed : 2015-07-29T10:00Z
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 : ASH700936A_M NONE
Serial Number : 0477
Antenna Reference Point : BPA
Marker->ARP Up Ecc. (m) : 0.0730
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 : ANDREW heliax LDF2-50A
Antenna Cable Length : 20 m
Date Installed : 1997-09-16T11:00Z
Date Removed : 2013-09-25T10:00Z
Additional Information : (multiple lines)
4.2 Antenna Type : LEIAR25.R4 NONE
Serial Number : 725555
Antenna Reference Point : BPA
Marker->ARP Up Ecc. (m) : 0.0730
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 : SEMIRIGID RG218
Antenna Cable Length : 30 m
Date Installed : 2013-10-01T00:00Z
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 : 2002-09-18/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 : GPS
Status : PERMANENT
Effective Dates : 2002-09-18/CCYY-MM-DD
Notes : (multiple lines)
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.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.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 : Geodetic Institute of Vilnius TU
Preferred Abbreviation : VGTUGI
Mailing Address : Sauletekio al. 11
: LT-10223 Vilnius
: Lithuania
Primary Contact
Contact Name : Eimuntas Parseliunas
Telephone (primary) : +370 5 274 4705
Telephone (secondary) :
Fax : +370 5 274 4705
E-mail : eimis@vgtu.lt
Secondary Contact
Contact Name : Marius Petniunas
Telephone (primary) : +370 5 274 4703
Telephone (secondary) :
Fax : +370 5 274 4705
E-mail : marius.petniunas@vgtu.lt
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 :
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
LEIAR25.R4
+-------+ <-- 0.1995
/ \
+---+-------------+---+ <-- 0.1606 TCR
| |
|---------------------------|
|---------------------------------|
|---------------------------------------|
+---------------------------------------------+
| |
| |
+-+---------------------------------------------+-+
+-----------------+-------------+-----------------+ <-- 0.0320 BCR
| |
| |
+------x------+ <-- 0.0000 BPA=ARP
<-- 0.3802 -->
+-----------------------x--------------------------+ <-- 0.073 XYZ
| | | |
+--------------------------------------------------+
ARP: Antenna Reference Point XYZ: GPS marker center
