KGN0 Site Information Form
     International GPS Service for Geodynamics


0.   Form

     Prepared by (full name)  : Yasuhisa SHIBUYA
     Date Prepared            : 05-NOV-2001
     Report Type              : NEW
     Prepared Using           :

1.   Site Identification of the GPS Monument

     Site Name                : Koganei Time Transfer Station
     Four Character ID        : KGN0
     Monument Inscription     : no monument, GPS antenna reference point
     IERS DOMES Number        : 21704S006
     CDP Number               : none
     Date Installed           : 01-OCT-1999 00:00 UT
     Geologic Characteristic  : Pillar
       Bedrock Type           :
       Bedrock Condition      :
       Fracture Spacing       :
       Notes                  :
     Additional Information   : Antenna is placed on a Pillar ( Scaffold )
                              : on the top of the 4 stories building.

2.   Site Location Information

     City or Town             : Koganei
     State or Province        : Tokyo
     Country                  : Japan
     Tectonic Plate           : North American
     Approximate Position
       X coordinate (m)       : -3942148.909 m
       Y coordinate (m)       : 3368281.890 m
       Z coordinate (m)       : 3701898.611 m
       Latitude (deg)         :  35.7068 N
       Longitude (deg)        : 139.4885 E
       Elevation (m)          : 128.5 m
     Additional Information   : WGS-84

3.   GPS Receiver Information

3.1  Receiver Type            : ASHTECH Z-XII3
     Serial Number            : RT90103 DEVIATION#241
     Firmware Version         : NAV:1L01(08/03/99 10:23)
     Date Installed           : 01-OCT-1999 00:00 UT
     Date Removed             :
     Additional Information   : Navigation Boad Type is MCF, 10.4 Megabytes,
                              : Channel Firmware Version is 1D04 (07/29/97
                                18:25),
                              : Sleep mode Firmware Version is  S0 (11/03/94
                                12:38).

4.   GPS Antenna Information

4.1  Antenna Type             : ASH701933A_M
     Serial Number            : CRN21999080101
     Antenna Height (m)       : 0.00 m
     Antenna Reference Point  : BCR
     Degree Offset from North :
     Antenna Radome Type      : SCIGN radome
     Date Installed           : 01-OCT-1999 00:00 UT
     Date Removed             :
     Additional Information   :

5.   Local Site Ties          : N/A

6.   Frequency Standard

6.1  Standard Type            : steered CESIUM
       Frequency              : 5MHz
       Effective Dates        : 01-JUL-2001
       Notes                  : Frequency sourceis UTC(CRL). We use a 4
                                times
                              : multiplier made by KVARZ (Model:MU-0520-10)
                              : and input this 20MHz signal to the receiver.

7.   Collocation Information  : N/A

8.   Meteorological Instrumentation

8.1  Humidity Sensor Model    : N/A
       Manufacturer           :
       Data Frequency         :
       Accuracy (% rel h)     :
       Effective Dates        :
       Notes                  :

8.2  Pressure Sensor Model    : N/A
       Manufacturer           :
       Data Frequency         :
       Accuracy (mbar)        :
       Height Diff to GPS (m) :
       Effective Dates        :
       Notes                  :

8.3  Temperature Sensor Model : N/A
       Manufacturer           :
       Data Frequency         :
       Accuracy (deg C)       :
       Effective Dates        :
       Notes                  :

8.4  Water Vapor Radiometer   : N/A
       Manufacturer           :
       Distance to GPS (m)    :
       Elev Diff to GPS (m)   :
       Effective Dates        :
       Notes                  :

8.5  Other Instrumentation    :

9.   On-Site, Point of Contact Agency Information

     Agency                   : Communications Research Laboratory
     Mailing Address          : 4-2-1, Nukuikita-machi, Koganei, Tokyo
                              : 184-8795 Japan
     Primary Contact
       Contact Name           : Yasuhisa SHIBUYA
       Telephone (primary)    : 81-42-327-6906
       Telephone (secondary)  :
       Fax                    : 81-42-327-6664
       E-mail                 : sibuchin@crl.go.jp
     Secondary Contact
       Contact Name           : Tadahiro GOTOH
       Telephone (primary)    : 81-42-327-6850
       Telephone (secondary)  :
       Fax                    : 81-42-327-6664
       E-mail                 : tara@crl.go.jp
     Additional Information   :    Supervisor        Michito Imae
                              :       Tel            81-42-327-7565
                              :       Fax            81-42-327-6664
                              :       E-mail         imae@crl.go.jp

10.  Responsible Agency       : same as above

11.  More Information

     URL for More Information :
     Hardcopy on File
       Site Map               :
       Site Diagram           :
       Horizon Mask           :
       Monument Description   :
       Site Pictures          :
     Additional Information   :
     Antenna Graphics with Dimensions


              Ashtech: DORNE MARGOLIN ASH

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

<--                      0.381                       -->