QAQ1 Site Information Form (site log)
     International GNSS Service
     See Instructions at:
       ftp://igscb.jpl.nasa.gov/pub/station/general/sitelog_instr.txt

0.   Form

     Prepared by (full name)  : OLE BJERREGAARD HANSEN
     Date Prepared            : 2016-06-03
     Report Type              : UPDATE
     If Update:
      Previous Site Log       : qaq1_20151113.log
      Modified/Added Sections : 3.7, 3.8, 13


1.   Site Identification of the GNSS Monument

     Site Name                : Qaqortoq
     Four Character ID        : QAQ1
     Monument Inscription     : 
     IERS DOMES Number        : 43007M001
     CDP Number               : 
     Monument Description     : 2.5 meter concrete pillar with brass nail
       Height of the Monument : 
       Monument Foundation    : 
       Foundation Depth       : 
     Marker Description       : 
     Date Installed           : 2001-10-15T00:00Z
     Geologic Characteristic  : BEDROCK
       Bedrock Type           : METAMORPHIC
       Bedrock Condition      : JOINTED
       Fracture Spacing       : over 200 cm
       Fault zones nearby     : 
         Distance/activity    : 
     Additional Information   : 2002-08-20 Format issues, antenna eccentricity,
                              : elevation cutoff setting and datacenter
                              : information has been corrected/added.


2.   Site Location Information

     City or Town             : Qaqortoq / Julianehaab
     State or Province        : Greenland
     Country                  : Greenland
     Tectonic Plate           : NORTH AMERICAN
     Approximate Position (ITRF)
       X coordinate (m)       : 2170942.18
       Y coordinate (m)       : -2251829.95
       Z coordinate (m)       : 5539988.29
       Latitude (N is +)      : +604254.72
       Longitude (E is +)     : -0460252.08
       Elevation (m,ellips.)  : 110.4
     Additional Information   : Position origins from one week processing
                              : (GPS week 1136)


3.   GNSS Receiver Information

3.1  Receiver Type            : ASHTECH UZ-12
     Satellite System         : GPS
     Serial Number            : ZR20012301
     Firmware Version         : CJ00
     Elevation Cutoff Setting : 5 deg
     Date Installed           : 2001-10-15T00:00Z
     Date Removed             : 2005-08-01T19:00Z
     Temperature Stabiliz.    : 
     Additional Information   : 

3.2  Receiver Type            : ASHTECH Z-XII3
     Satellite System         : GPS
     Serial Number            : 02259
     Firmware Version         : 1L00
     Elevation Cutoff Setting : 5 deg
     Date Installed           : 2005-08-01T19:07Z
     Date Removed             : 2006-02-23T13:59Z
     Temperature Stabiliz.    : 
     Additional Information   : 

3.3  Receiver Type            : ASHTECH UZ-12
     Satellite System         : GPS
     Serial Number            : ZR20012301
     Firmware Version         : CJ00
     Elevation Cutoff Setting : 5 deg
     Date Installed           : 2006-02-23T14:00Z
     Date Removed             : 2014-10-05T18:59Z
     Temperature Stabiliz.    : 
     Additional Information   : 

3.4  Receiver Type            : JAVAD TRE_G3TH SIGMA
     Satellite System         : GPS+GLO
     Serial Number            : 00813
     Firmware Version         : 3.5.1 Mar,04,2013
     Elevation Cutoff Setting : 0 deg
     Date Installed           : 2014-10-05T20:00Z
     Date Removed             : 2015-04-23T11:08Z
     Temperature Stabiliz.    : 
     Additional Information   : 

3.5  Receiver Type            : JAVAD TRE_G3TH SIGMA
     Satellite System         : GPS+GLO
     Serial Number            : 00813
     Firmware Version         : 3.5.9 Apr,21,2015
     Elevation Cutoff Setting : 0 deg
     Date Installed           : 2015-04-23T11:08Z
     Date Removed             : 2015-10-08T12:10Z
     Temperature Stabiliz.    : 
     Additional Information   : 

3.6  Receiver Type            : JAVAD TRE_G3TH SIGMA
     Satellite System         : GPS+GLO+SBAS
     Serial Number            : 00813
     Firmware Version         : 3.5.9 Apr,21,2015
     Elevation Cutoff Setting : 0 deg
     Date Installed           : 2015-10-08T12:10Z
     Date Removed             : 2015-11-13T10:31Z
     Temperature Stabiliz.    : 
     Additional Information   : 

3.7  Receiver Type            : JAVAD TRE_G3TH SIGMA
     Satellite System         : GPS+GLO+SBAS
     Serial Number            : 00813
     Firmware Version         : 3.5.12 Nov,12,2015
     Elevation Cutoff Setting : 0 deg
     Date Installed           : 2015-11-13T10:31Z
     Date Removed             : 2016-06-02T13:05Z
     Temperature Stabiliz.    : 
     Additional Information   : 

3.8  Receiver Type            : JAVAD TRE_G3TH SIGMA
     Satellite System         : GPS+GLO+SBAS
     Serial Number            : 00813
     Firmware Version         : 3.5.13 May,18,2016
     Elevation Cutoff Setting : 0 deg
     Date Installed           : 2016-06-02T13:05Z
     Date Removed             : CCYY-MM-DDThh:mmZ
     Temperature Stabiliz.    : 
     Additional Information   : 

3.x  Receiver Type            : (A20, from rcvr_ant.tab; see instructions)
     Satellite System         : (GPS+GLO+GAL+BDS+QZSS+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             : ASH701941.B     SCIS
     Serial Number            : 13301
     Antenna Reference Point  : BPA
     Marker->ARP Up Ecc. (m)  : 0.1206
     Marker->ARP North Ecc(m) : 0.0000
     Marker->ARP East Ecc(m)  : 0.0000
     Alignment from True N    : 0 deg
     Antenna Radome Type      : SCIS
     Radome Serial Number     : 
     Antenna Cable Type       : Andrew LDF4-50A
     Antenna Cable Length     : 55 m
     Date Installed           : 2001-10-15T00:00Z
     Date Removed             : 2003-08-26T14:12Z
     Additional Information   : 

4.2  Antenna Type             : ASH701941.B     NONE
     Serial Number            : 13301
     Antenna Reference Point  : BPA
     Marker->ARP Up Ecc. (m)  : 0.1206
     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 LDF4-50A
     Antenna Cable Length     : 55 m
     Date Installed           : 2003-09-05T12:00Z
     Date Removed             : 2003-09-29T11:20Z
     Additional Information   : 

4.3  Antenna Type             : ASH701941.B     SCIS
     Serial Number            : 13301
     Antenna Reference Point  : BPA
     Marker->ARP Up Ecc. (m)  : 0.1206
     Marker->ARP North Ecc(m) : 0.0000
     Marker->ARP East Ecc(m)  : 0.0000
     Alignment from True N    : 0 deg
     Antenna Radome Type      : SCIS
     Radome Serial Number     : 
     Antenna Cable Type       : Andrew LDF4-50A
     Antenna Cable Length     : 55 m
     Date Installed           : 2003-09-29T11:21Z
     Date Removed             : 2003-12-30T17:08Z
     Additional Information   : 

4.4  Antenna Type             : ASH701945E_M    SCIS
     Serial Number            : 24206
     Antenna Reference Point  : BPA
     Marker->ARP Up Ecc. (m)  : 0.1206
     Marker->ARP North Ecc(m) : 0.0000
     Marker->ARP East Ecc(m)  : 0.0000
     Alignment from True N    : 0 deg
     Antenna Radome Type      : SCIS
     Radome Serial Number     : 
     Antenna Cable Type       : Andrew LDF4-50A
     Antenna Cable Length     : 55 m
     Date Installed           : 2003-12-30T17:09Z
     Date Removed             : CCYY-MM-DDThh:mmZ
     Additional Information   : 

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            : EXTERNAL RUBIDIUM
       Input Frequency        : 5 MHz
       Effective Dates        : 2001-11-11/2005-09-04
       Notes                  : DATUM EFRATOM FRK-LLN S/N 18676

6.2  Standard Type            : INTERNAL
       Input Frequency        : 
       Effective Dates        : 2005-09-05/2006-01-11
       Notes                  : receiver not locked to external frequency

6.3  Standard Type            : EXTERNAL RUBIDIUM
       Input Frequency        : 5 MHz
       Effective Dates        : 2006-01-11/CCYY-MM-DD
       Notes                  : DATUM EFRATOM FRK-LLN S/N 18676

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.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  : HMP45D
       Manufacturer           : VAISALA
       Serial Number          : 
       Data Sampling Interval : 300 sec
       Accuracy (% rel h)     : 2
       Aspiration             : 
       Height Diff to Ant     : 5.578 m
       Calibration date       : (CCYY-MM-DD)
       Effective Dates        : 2001-11-15/CCYY-MM-DD
       Notes                  : Serial U5020002

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 Class A
       Manufacturer           : VAISALA
       Serial Number          : 
       Data Sampling Interval : 
       Accuracy               : 0.15 hPa
       Height Diff to Ant     : 5.578 m
       Calibration date       : (CCYY-MM-DD)
       Effective Dates        : 2001-11-15/CCYY-MM-DD
       Notes                  : Serial U5120002

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
       Serial Number          : 
       Data Sampling Interval : 300 sec
       Accuracy               : 0.2 deg C
       Aspiration             : 
       Height Diff to Ant     : 5.578 m
       Calibration date       : 
       Effective Dates        : 2001-11-15/CCYY-MM-DD
       Notes                  : Serial U5120002

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                   : National Space Institute
                              : Technical University of Denmark
     Preferred Abbreviation   : DTU Space
     Mailing Address          : Elektrovej bldg. 328
                              : DK-2800 Kongens Lyngby
     Primary Contact
       Contact Name           : Finn Bo Madsen
       Telephone (primary)    : +45 45259500(switch)
       Telephone (secondary)  : +45 45259784(direct)
       Fax                    : +45 45259575
       E-mail                 : bm@space.dtu.dk
     Secondary Contact
       Contact Name           : Ole Bjerregaard Hansen
       Telephone (primary)    : +45 45259500(switch)
       Telephone (secondary)  : +45 45259738(direct)
       Fax                    : +45 45259575
       E-mail                 : obh@space.dtu.dk
     Additional Information   : 


12.  Responsible Agency (if different from 11.)

     Agency                   : 
     Preferred Abbreviation   : 
     Mailing Address          : 
     Primary Contact
       Contact Name           : 
       Telephone (primary)    : 
       Telephone (secondary)  : 
       Fax                    : 
       E-mail                 : 
     Secondary Contact
       Contact Name           : 
       Telephone (primary)    : 
       Telephone (secondary)  : 
       Fax                    : 
       E-mail                 : 
     Additional Information   : 

13.  More Information

     Primary Data Center      : CDDIS
     Secondary Data Center    : BKG
     URL for More Information : 
     Hardcopy on File
       Site Map               : 
       Site Diagram           : (Y)
       Horizon Mask           : (Y)
       Monument Description   : (Y)
       Site Pictures          : (Y)
     Additional Information   : 
     Antenna Graphics with Dimensions

ASH701945B_M
ASH701945C_M
ASH701945D_M
ASH701945E_M

                         +-------+
                       /     +     \                        <--  0.1280 L2
                      |      +      |                       <--  0.1100 L1
    +-----------------+-------------+------------------+    <--  0.1006 TCR
    |                                                  |
    |                                                  |
    |                                                  |
    |                                                  |
  +-+--------------------------------------------------+-+  <--  0.0376
  +-------------------+-------------+--------------------+  <--  0.0346 BCR
                      |             |
                      |             |
                      +------x------+                       <--  0.0000 BPA=ARP

  <--                      0.3794                      -->