SKE800SWE 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)  : SWEPOS Control Centre ([email protected])
     Date Prepared            : 2024-09-26
     Report Type              : UPDATE
     If Update:
      Previous Site Log       : ske800swe_20221129.log
      Modified/Added Sections : 1, 4.1, 4.2


1.   Site Identification of the GNSS Monument

     Site Name                : Skellefteaa
     Nine Character ID        : SKE800SWE
     Monument Inscription     : 
     IERS DOMES Number        : 10426M002
     CDP Number               : (A4)
     Monument Description     : STEEL GRID MAST
       Height of the Monument : 3.5 m
       Monument Foundation    : STEEL RODS
       Foundation Depth       : 0.45 m
     Marker Description       : Centre (drilled hole) and top of steel plate.
     Date Installed           : 2011-07-08
     Geologic Characteristic  : BEDROCK
       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   : Swedish permanent GNSS Network (SWEPOS)


2.   Site Location Information

     City or Town             : Skellefteaa
     State or Province        : N/A
     Country or Region        : SWE
     Tectonic Plate           : EURASIAN
     Approximate Position (ITRF)
       X coordinate (m)       : 2534032.877
       Y coordinate (m)       : 975167.937
       Z coordinate (m)       : 5752078.718
       Latitude (N is +)      : +645245.13
       Longitude (E is +)     : +0210253.32
       Elevation (m,ellips.)  : 81.2
     Additional Information   : SWEREF 99 (Swedish realisation of ETRS89).


3.   GNSS Receiver Information

3.1  Receiver Type            : JAVAD TRE_G3TH DELTA
     Satellite System         : GPS+GLO
     Serial Number            : 00440
     Firmware Version         : 3.2.6 Feb,24,2011
     Elevation Cutoff Setting : 5 deg
     Date Installed           : 2011-07-08
     Date Removed             : 2011-11-29
     Temperature Stabiliz.    : 25.0 +/- 3.0
     Additional Information   : (multiple lines)

3.2  Receiver Type            : JAVAD TRE_G3TH DELTA
     Satellite System         : GPS+GLO
     Serial Number            : 00440
     Firmware Version         : 3.3.4 Nov,01,2011
     Elevation Cutoff Setting : 5 deg
     Date Installed           : 2011-11-29
     Date Removed             : 2012-04-05
     Temperature Stabiliz.    : 25.0 +/- 3.0
     Additional Information   : (multiple lines)

3.3  Receiver Type            : JAVAD TRE_G3TH DELTA
     Satellite System         : GPS+GLO
     Serial Number            : 00440
     Firmware Version         : 3.4.1 Mar,13,2012
     Elevation Cutoff Setting : 5 deg
     Date Installed           : 2012-04-05
     Date Removed             : 2014-01-10
     Temperature Stabiliz.    : 25.0 +/- 3.0
     Additional Information   : (multiple lines)

3.4  Receiver Type            : JAVAD TRE_G3TH DELTA
     Satellite System         : GPS+GLO
     Serial Number            : 00440
     Firmware Version         : 3.4.1 Mar,13,2012
     Elevation Cutoff Setting : 0 deg
     Date Installed           : 2014-01-10
     Date Removed             : 2014-01-15T18:40Z
     Temperature Stabiliz.    : 25.0 +/- 3.0
     Additional Information   : (multiple lines)

3.5  Receiver Type            : JAVAD TRE_G3TH DELTA
     Satellite System         : GPS+GLO
     Serial Number            : 00440
     Firmware Version         : 3.5.4 Dec,02,2013
     Elevation Cutoff Setting : 0 deg
     Date Installed           : 2014-01-15T18:40Z
     Date Removed             : 2014-07-10T08:23Z
     Temperature Stabiliz.    : 25.0 +/- 3.0
     Additional Information   : (multiple lines)

3.6  Receiver Type            : JAVAD TRE_G3TH DELTA
     Satellite System         : GPS+GLO
     Serial Number            : 00353
     Firmware Version         : 3.5.5 Mar,03,2014
     Elevation Cutoff Setting : 0 deg
     Date Installed           : 2014-07-10T08:23Z
     Date Removed             : 2015-02-13T00:00Z
     Temperature Stabiliz.    : 25.0 +/- 3.0
     Additional Information   : (multiple lines)

3.7  Receiver Type            : JAVAD TRE_G3T SIGMA
     Satellite System         : GPS+GLO
     Serial Number            : 01164
     Firmware Version         : 3.5.5 Mar,03,2014
     Elevation Cutoff Setting : 0 deg
     Date Installed           : 2015-02-13T00:00Z
     Date Removed             : 2015-07-08T11:10Z
     Temperature Stabiliz.    : 25.0 +/- 3.0
     Additional Information   : Receiver type output by receiver is JAVAD
                              : TRE_G3T SIGMA but board type is TRE_G3TH_8

3.8  Receiver Type            : JAVAD TRE_G3T SIGMA
     Satellite System         : GPS+GLO
     Serial Number            : 01164
     Firmware Version         : 3.5.9 Apr,21,2015
     Elevation Cutoff Setting : 0 deg
     Date Installed           : 2015-07-08T11:10Z
     Date Removed             : 2016-02-11T16:00Z
     Temperature Stabiliz.    : 25.0 +/- 3.0
     Additional Information   : (multiple lines)

3.9  Receiver Type            : JAVAD TRE_G3T SIGMA
     Satellite System         : GPS+GLO
     Serial Number            : 01164
     Firmware Version         : 3.5.12 Nov,12,2015
     Elevation Cutoff Setting : 0 deg
     Date Installed           : 2016-02-11T16:00Z
     Date Removed             : 2017-06-07T15:00Z
     Temperature Stabiliz.    : 25.0 +/- 3.0
     Additional Information   : (multiple lines)

3.10 Receiver Type            : JAVAD TRE_G3T SIGMA
     Satellite System         : GPS+GLO
     Serial Number            : 01164
     Firmware Version         : 3.7.1 Apr,04,2017
     Elevation Cutoff Setting : 0 deg
     Date Installed           : 2017-06-07T15:00Z
     Date Removed             : 2018-01-24T10:00Z
     Temperature Stabiliz.    : 25.0 +/- 3.0
     Additional Information   : (multiple lines)

3.11 Receiver Type            : TRIMBLE NETR9
     Satellite System         : GPS+GLO+GAL+BDS+SBAS
     Serial Number            : 5737R50946
     Firmware Version         : 5.30
     Elevation Cutoff Setting : 0 deg
     Date Installed           : 2018-01-24T10:00Z
     Date Removed             : 2018-10-23T12:00Z
     Temperature Stabiliz.    : 25.0 +/- 3.0
     Additional Information   : (multiple lines)

3.12 Receiver Type            : TRIMBLE NETR9
     Satellite System         : GPS+GLO+GAL+BDS+SBAS
     Serial Number            : 5737R50946
     Firmware Version         : 5.37
     Elevation Cutoff Setting : 0 deg
     Date Installed           : 2018-10-23T12:00Z
     Date Removed             : 2019-11-05T18:00Z
     Temperature Stabiliz.    : 25.0 +/- 3.0
     Additional Information   : (multiple lines)

3.13 Receiver Type            : TRIMBLE NETR9
     Satellite System         : GPS+GLO+GAL+BDS+SBAS
     Serial Number            : 5737R50946
     Firmware Version         : 5.43
     Elevation Cutoff Setting : 0 deg
     Date Installed           : 2019-11-05T18:00Z
     Date Removed             : 2020-06-17T07:00Z
     Temperature Stabiliz.    : 25.0 +/- 3.0
     Additional Information   : (multiple lines)

3.14 Receiver Type            : TRIMBLE NETR9
     Satellite System         : GPS+GLO+GAL+BDS+SBAS
     Serial Number            : 5737R50946
     Firmware Version         : 5.45
     Elevation Cutoff Setting : 0 deg
     Date Installed           : 2020-06-17T07:00Z
     Date Removed             : 2022-11-29T10:02Z
     Temperature Stabiliz.    : 25.0 +/- 3.0
     Additional Information   : (multiple lines)

3.15 Receiver Type            : TRIMBLE ALLOY
     Satellite System         : GPS+GLO+GAL+BDS+SBAS
     Serial Number            : 6043R40116
     Firmware Version         : 6.15
     Elevation Cutoff Setting : 0 deg
     Date Installed           : 2022-11-29T10:02Z
     Date Removed             : CCYY-MM-DDThh:mmZ
     Temperature Stabiliz.    : 25.0 +/- 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            : 09030004
     Antenna Reference Point  : BPA
     Marker->ARP Up Ecc. (m)  :   0.0030
     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       : RG214
     Antenna Cable Length     : 20 m
     Date Installed           : 2011-07-08
     Date Removed             : 2024-09-26T09:00Z
     Additional Information   : Antenna electrically isolated from mast by 3 mm
                              : acrylic with exception for the brass screw
                              : fixing the antenna to the mast.

4.2  Antenna Type             : TPSCR.G5        OSOS
     Serial Number            : 762-13650
     Antenna Reference Point  : BPA
     Marker->ARP Up Ecc. (m)  :   0.0030
     Marker->ARP North Ecc(m) :   0.0000
     Marker->ARP East Ecc(m)  :   0.0000
     Alignment from True N    : 0 deg
     Antenna Radome Type      : OSOS
     Radome Serial Number     : 221025S08
     Antenna Cable Type       : RG214
     Antenna Cable Length     : 22 m
     Date Installed           : 2024-09-26T09:00Z
     Date Removed             : CCYY-MM-DDThh:mmZ
     Additional Information   : A heating system from IHP AB, International
                              : Heating Products AB, has been installed to
                              : remove the snow from the radome. The heater
                              : consists of a mat attached with adhesive to the
                              : bottom of the antenna. The mat is covered by a 1
                              : cm insulation layer made of white silicone in
                              : order to force the heat going through the
                              : antenna up to the radome.

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        : 2011-07-08/2014-02-27
       Notes                  : (multiple lines)

6.2  Standard Type            : EXTERNAL RUBIDIUM
       Input Frequency        : 10 MHz
       Effective Dates        : 2014-02-27/2017-06-07
       Notes                  : Symmetricon 8040C

6.3  Standard Type            : INTERNAL
       Input Frequency        : (if external)
       Effective Dates        : 2017-06-07/CCYY-MM-DD
       Notes                  : External frequency standard has stopped working
                              : sometime before 2017-06-07. Exact date not known

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     : TIDE GAUGE
       Status                 : PERMANENT
       Effective Dates        : 1916-01-01/CCYY-MM-DD
       Notes                  : Furuogrund, PSMSL country/station code
                              : 050/201 c. 9-10 km from SKE8

7.2  Instrumentation Type     : ABSOLUTE GRAVITY
       Status                 : MOBILE
       Effective Dates        : 1992-02-23/1992-02-24
       Notes                  : (multiple lines)

7.3  Instrumentation Type     : GPS
       Status                 : PERMANENT
       Effective Dates        : 1992-06-17/CCYY-MM-DD
       Notes                  : EPN station SKE0 10426M001

7.4  Instrumentation Type     : ABSOLUTE GRAVITY
       Status                 : MOBILE
       Effective Dates        : 1993-08-18/1993-08-19
       Notes                  : (multiple lines)

7.5  Instrumentation Type     : ABSOLUTE GRAVITY
       Status                 : MOBILE
       Effective Dates        : 1995-09-11/1995-09-12
       Notes                  : (multiple lines)

7.6  Instrumentation Type     : ABSOLUTE GRAVITY
       Status                 : MOBILE
       Effective Dates        : 1998-06-26/1998-06-27
       Notes                  : (multiple lines)

7.7  Instrumentation Type     : ABSOLUTE GRAVITY
       Status                 : MOBILE
       Effective Dates        : 2003-07-09/2003-07-10
       Notes                  : (multiple lines)

7.8  Instrumentation Type     : ABSOLUTE GRAVITY
       Status                 : MOBILE
       Effective Dates        : 2003-08-29/2003-08-30
       Notes                  : (multiple lines)

7.9  Instrumentation Type     : ABSOLUTE GRAVITY
       Status                 : MOBILE
       Effective Dates        : 2004-06-07/2004-06-08
       Notes                  : (multiple lines)

7.10 Instrumentation Type     : ABSOLUTE GRAVITY
       Status                 : MOBILE
       Effective Dates        : 2005-09-27/2005-09-28
       Notes                  : (multiple lines)

7.11 Instrumentation Type     : ABSOLUTE GRAVITY
       Status                 : MOBILE
       Effective Dates        : 2006-09-22/2006-09-23
       Notes                  : (multiple lines)

7.12 Instrumentation Type     : ABSOLUTE GRAVITY
       Status                 : MOBILE
       Effective Dates        : 2007-06-09/2007-06-10
       Notes                  : (multiple lines)

7.13 Instrumentation Type     : ABSOLUTE GRAVITY
       Status                 : MOBILE
       Effective Dates        : 2007-08-15/2007-08-18
       Notes                  : Observation performed by Lantmateriet

7.14 Instrumentation Type     : ABSOLUTE GRAVITY
       Status                 : MOBILE
       Effective Dates        : 2008-05-26/2008-05-29
       Notes                  : Observation performed by Lantmateriet

7.15 Instrumentation Type     : ABSOLUTE GRAVITY
       Status                 : MOBILE
       Effective Dates        : 2010-08-12/2010-08-14
       Notes                  : Observation performed by Lantmateriet

7.16 Instrumentation Type     : ABSOLUTE GRAVITY
       Status                 : MOBILE
       Effective Dates        : 2012-08-16/2012-08-18
       Notes                  : Observation performed by Lantmateriet

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                   : Lantmäteriet, the Swedish mapping, cadastral
                              : and land registration authority
     Preferred Abbreviation   : LMV
     Mailing Address          : Lantmäteriet
                              : SE-801 82 Gävle
                              : Sweden
     Primary Contact
       Contact Name           : SWEPOS Control Centre
       Telephone (primary)    : +46 26 63 37 53
       Telephone (secondary)  : 
       Fax                    : 
       E-mail                 : [email protected]
     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 : 
     Hardcopy on File
       Site Map               : Y
       Site Diagram           : (Y or URL)
       Horizon Mask           : (Y or URL)
       Monument Description   : Y
       Site Pictures          : Y
     Additional Information   : (multiple lines)
     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                   -->