International GPS Service
     DARR Site Information Form
     See Instructions at:
       ftp://igscb.jpl.nasa.gov/pub/station/general/sitelog_instr.txt

0.   Form

     Prepared by (full name)  : Bob Twilley
     Date Prepared            : 2003-05-27
     Report Type              : Update
     If Update:
      Previous Site Log       : darr_20020716.log
      Modified/Added Sections : 4.4,4.5

1.  Site Identification of the GNSS Monument

     Site Name                : Darwin AU014
     Four Character ID        : DARR
     Monument Inscription     : National Geodetic Fiducial Network
     IERS DOMES Number        : 50134M001
     CDP Number               : Not Available
     Monument Description     : PILLAR
       Height of the Monument : 0.5m
       Monument Foundation    : CONCRETE BLOCK
       Foundation Depth       : (m)
     Marker Description       : (CHISELLED CROSS/DIVOT/BRASS NAIL/etc)
     Date Installed           : 1992-08-14
     Geologic Characteristic  : BEDROCK
       Bedrock Type           : METAMORPHIC
       Bedrock Condition      : Weathered
       Fracture Spacing       : (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   : (multiple lines)
                              : Monument is a 600mm dia concrete Pillar

2.   Site Location Information

     City or Town             : Darwin
     State or Province        : Northern Territory
     Country                  : Australia
     Tectonic Plate           : Australian
     Approximate Position (ITRF)
       X coordinate (m)       : -4091358.744
       Y coordinate (m)       : 4684606.844
       Z coordinate (m)       : -1408580.642
       Latitude (N is +)      : -125037.68
       Longitude (E is +)     : +1310757.72
       Elevation (m,ellips.)  : 125.197
     Additional Information   : ARGN (Australian Regional GPS Network)

3.  GNSS Receiver Information


3.1  Receiver Type            : JPS LEGACY
     Satellite System         : GPS+GLONASS
     Serial Number            : LO 0753
     Firmware Version         : 2.0
     Elevation Cutoff Setting : (deg)
     Date Installed           : 2000-06-30
     Date Removed             : 2001-08-21
     Temperature Stabiliz.    : (none or tolerance in degrees C)
     Additional Information   : This receiver is split off the same antenna
				as for the GPS site DARW.  

3.2  Receiver Type            : JPS EUROCARD
     Satellite System         : GPS+GLONASS
     Serial Number            : LO 0753
     Firmware Version         : 2.2
     Elevation Cutoff Setting : (deg)
     Date Installed           : 2001-10-19
     Date Removed             : 2001-11-16
     Temperature Stabiliz.    : (none or tolerance in degrees C)
     Additional Information   : This receiver is split off the same antenna
				as for the GPS site DARW.  

3.3  Receiver Type            : JPS LEGACY
     Satellite System         : GPS+GLONASS
     Serial Number            : MT30223147
     Firmware Version         : 2.2
     Elevation Cutoff Setting : (deg)
     Date Installed           : 2002-07-12T05:57Z
     Date Removed             : (CCYY-MM-DDThh:mmZ) 
     Temperature Stabiliz.    : (none or tolerance in degrees C)
     Additional Information   : This receiver is split off the same antenna
				as for the GPS site DARW.  


3.x  Receiver Type            : (A20, from rcvr_ant.tab; see instructions)
     Satellite System         : (GPS/GLONASS/GPS+GLONASS)
     Serial Number            : (A5)
     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             : AOAD/M_T
     Serial Number            : 327
     Antenna Reference Point  : BPA
     Marker->ARP Up Ecc. (m)  : 0.000 m
     Marker->ARP North Ecc(m) : (F8.4)
     Marker->ARP East Ecc(m)  : (F8.4)
     Alignment from True N    : 
     Antenna Radome Type      : DOME
     Radome Serial Number     : 
     Antenna Cable Type       : (vendor & type number)
     Antenna Cable Length     : (m)
     Date Installed           : 1994-03-24
     Date Removed             : 1996-07-01
     Additional Information   : 

4.2  Antenna Type             : AOAD/M_T
     Serial Number            : 327
     Antenna Reference Point  : BPA
     Marker->ARP Up Ecc. (m)  : 0.000 m
     Marker->ARP North Ecc(m) : (F8.4)
     Marker->ARP East Ecc(m)  : (F8.4)
     Alignment from True N    : 
     Antenna Radome Type      : NONE
     Radome Serial Number     : 
     Antenna Cable Type       : (vendor & type number)
     Antenna Cable Length     : (m)
     Date Installed           : 1996-07-01
     Date Removed             : 2001-10-19
     Additional Information   : 

4.3  Antenna Type             : ASH700936E
     Serial Number            : CRS1994907
     Antenna Reference Point  : BPA
     Marker->ARP Up Ecc. (m)  : 0.0035 m
     Marker->ARP North Ecc(m) : (F8.4)
     Marker->ARP East Ecc(m)  : (F8.4)
     Alignment from True N    : 
     Antenna Radome Type      : NONE
     Radome Serial Number     : 
     Antenna Cable Type       : (vendor & type number)
     Antenna Cable Length     : (m)
     Date Installed           : 2001-10-19
     Date Removed             : 2001-12-14
     Additional Information   : 

4.4  Antenna Type             : AOAD/M_T
     Serial Number            : 307
     Antenna Reference Point  : BPA
     Marker->ARP Up Ecc. (m)  : 0.0035 m
     Marker->ARP North Ecc(m) : (F8.4)
     Marker->ARP East Ecc(m)  : (F8.4)
     Alignment from True N    : 
     Antenna Radome Type      : NONE
     Radome Serial Number     : 
     Antenna Cable Type       : (vendor & type number)
     Antenna Cable Length     : (m)
     Date Installed           : 2001-12-14
     Date Removed             : 2003-04-04T01:00Z
     Additional Information   : 


4.5  Antenna Type             : ASH700936D_M
     Serial Number            : CR13354
     Antenna Reference Point  : BPA
     Marker->ARP Up Ecc. (m)  : 0.0025 m
     Marker->ARP North Ecc(m) : (F8.4)
     Marker->ARP East Ecc(m)  : (F8.4)
     Alignment from True N    : 0 deg
     Antenna Radome Type      : NONE
     Radome Serial Number     : 
     Antenna Cable Type       : Beldon 8214 RG-8 Type 50 OHM
     Antenna Cable Length     : 30
     Date Installed           : 2003-04-04T01:00Z
     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


5.1  Tied Marker Name         : RM1
     Tied Marker Usage        : (SLR/VLBI/LOCAL CONTROL/FOOTPRINT/etc)
     Tied Marker CDP Number   : N/A
     Tied Marker DOMES Number : 
     Differential Components from GNSS Marker to the tied monument (ITRS)
       dx (m)                 : -17.263
       dy (m)                 : -16.389
       dz (m)                 : 11.793
     Accuracy (mm)            : +-1mm
     Survey method            : (GPS CAMPAIGN/TRILATERATION/TRIANGULATION/etc)
     Date Measured            : 1992-08-14
     Additional Information   : (multiple lines)

5.2  Tied Marker Name         : RM2
     Tied Marker Usage        : (SLR/VLBI/LOCAL CONTROL/FOOTPRINT/etc)
     Tied Marker CDP Number   : N/A
     Tied Marker DOMES Number : 
     Differential Components from GNSS Marker to the tied monument (ITRS)
       dx (m)                 : 12.827
       dy (m)                 : -2.397
       dz (m)                 : -28.334
     Accuracy (mm)            : +-1mm
     Survey method            : (GPS CAMPAIGN/TRILATERATION/TRIANGULATION/etc)
     Date Measured            : 1992-08-14
     Additional Information   : (multiple lines)

5.3  Tied Marker Name         : RM3
     Tied Marker Usage        : (SLR/VLBI/LOCAL CONTROL/FOOTPRINT/etc)
     Tied Marker CDP Number   : N/A
     Tied Marker DOMES Number : 
     Differential Components from GNSS Marker to the tied monument (ITRS)
       dx (m)                 : 29.825
       dy (m)                 : 29.009
       dz (m)                 : 11.482
     Accuracy (mm)            : +-1mm
     Survey method            : (GPS CAMPAIGN/TRILATERATION/TRIANGULATION/etc)
     Date Measured            : 1992-08-14
     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)                 : 
       dy (m)                 : 
       dz (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            : QUARTZ/INTERNAL
       Input Frequency        : 
       Effective Dates        : 1994-03-24/CCYY-MM-DD
       Notes                  : (multiple lines)

6.x  Standard Type            : 
       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  : 
       Manufacturer           : 
       Serial Number          : 
       Data Sampling Interval : 
       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)

8.1.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  : 
       Manufacturer           : 
       Serial Number          : 
       Data Sampling Interval : 
       Accuracy               : (mbar)
       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)

8.3.1  Temp. Sensor Model     : 
       Manufacturer           : 
       Serial Number          : 
       Data Sampling Interval : 
       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)

8.3.x  Temp. Sensor Model     : 
       Manufacturer           : 
       Serial Number          : 
       Data Sampling Interval : (sec)
       Accuracy               : (hPa)
       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 : 
       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)

8.4.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)

8.5.1  Other Instrumentation  : (multiple lines)

8.5.x  Other Instrumentation  : 

9.  Local Ongoing Conditions Possibly Affecting Computed Position


9.1.x  Radio Interferences    : (TV/CELL PHONE ANTENNA/RADAR/etc)
       Observed Degredations  : (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/BUILDLINGS/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                   : Geoscience Australia
     Preferred Abbreviation   : GA
     Mailing Address          : Geoscience Australia
     Primary Contact
       Contact Name           : Bob Twilley
       Telephone (primary)    : +61 2 62014346
       Telephone (secondary)  : 0413 604180 (mobile)
       Fax                    : +61 2 62014366
       E-mail                 : bobtwilley@auslig.gov.au
     Secondary Contact
       Contact Name           : Paul Digney
       Telephone (primary)    : +61 2 62014369
       Telephone (secondary)  : 0438 241360 (mobile)
       Fax                    : +61 2 62014366
       E-mail                 : pauldigney@auslig.gov.au
     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

     URL for More Information : 
       Hardcopy on File
       Site Map               : (Y or URL)
       Site Diagram           : Y
       Horizon Mask           : Y
       Monument Description   : Y
       Site Pictures          : Y
     Additional Information   : (multiple lines)
     Antenna Graphics with Dimensions



Please insert here the character graphics corresponding to the
antenna type. Check, complete or change if necessary the antenna
dimensions.


             TurboRogue: DORNE MARGOLIN T

                         ----- 
                     /     +     \                        <-- 0.128  L2
                    |      +      |                       <-- 0.110  L1
  +--------------------------------------------------+    <-- 0.102  
TCR
  |                                                  |
  |                                                  |
  |                                                  |
  |                                                  |
+-+--------------------------------------------------+-+  <-- 0.038
+-------------------+-------------+--------------------+  <-- 0.035  
BCR
                    |             |
                   |             | 
                    +------x------+                       <-- 0.000  ARP

<--                      0.381                       -->


   ARP: Antenna Reference Point   BPA: Bottom of Preamplifier