CCJ200JPN Site Information Form (site log)
     International GNSS Service
     See Instructions at:
       ftp://igs.org/pub/station/general/sitelog_instr.txt

0.   Form

     Prepared by (full name)  : Masayuki Yamanaka
     Date Prepared            : 2020-06-08
     Report Type              : UPDATE
     If Update:
      Previous Site Log       : ccj2_20181227.log
      Modified/Added Sections : 3.11


1.   Site Identification of the GNSS Monument

     Site Name                : CHICHIJIMA-A
     Four Character ID        : CCJ2
     Monument Inscription     : 
     IERS DOMES Number        : 21732M002
     CDP Number               : 
     Monument Description     : PILLAR
       Height of the Monument : 5 m
       Monument Foundation    : CONCRETE BLOCK
       Foundation Depth       : 1.15 m
     Marker Description       : none
     Date Installed           : 2006-03-19T00:00Z
     Geologic Characteristic  : VOLCANIC FIELD
       Bedrock Type           : IGNEOUS
       Bedrock Condition      : FRESH
       Fracture Spacing       : 0 cm
       Fault zones nearby     : NO
         Distance/activity    : 
     Additional Information   : 


2.   Site Location Information

     City or Town             : Ogasawara
     State or Province        : Tokyo
     Country                  : Japan
     Tectonic Plate           : PHILIPPINE
     Approximate Position (ITRF)
       X coordinate (m)       : -4490605.4013
       Y coordinate (m)       : 3483894.7513
       Z coordinate (m)       : 2884928.2222
       Latitude (N is +)      : +270403.11
       Longitude (E is +)     : +1421142.10
       Elevation (m,ellips.)  : 104.214
     Additional Information   : 


3.   GNSS Receiver Information

3.1  Receiver Type            : TRIMBLE NETRS
     Satellite System         : GPS
     Serial Number            : 4541260246
     Firmware Version         : 1.1-3
     Elevation Cutoff Setting : 5 deg
     Date Installed           : 2006-03-19T00:00Z
     Date Removed             : 2012-02-22T00:00Z
     Temperature Stabiliz.    : 
     Additional Information   : 

3.2  Receiver Type            : TRIMBLE NETR9
     Satellite System         : GPS
     Serial Number            : 5035K69995
     Firmware Version         : 4.45
     Elevation Cutoff Setting : 5 deg
     Date Installed           : 2012-02-22T00:00Z
     Date Removed             : 2012-07-13T00:00Z
     Temperature Stabiliz.    : 
     Additional Information   : 

3.3  Receiver Type            : TRIMBLE NETR9
     Satellite System         : GPS+GLO+QZSS
     Serial Number            : 5035K69995
     Firmware Version         : 4.45
     Elevation Cutoff Setting : 5 deg
     Date Installed           : 2012-07-13T00:00Z
     Date Removed             : 2012-08-17T00:00Z
     Temperature Stabiliz.    : 
     Additional Information   : 

3.4  Receiver Type            : TRIMBLE NETR9
     Satellite System         : GPS+GLO+QZSS
     Serial Number            : 5035K69995
     Firmware Version         : 4.61
     Elevation Cutoff Setting : 5 deg
     Date Installed           : 2012-08-17T00:00Z
     Date Removed             : 2015-06-26T00:00Z
     Temperature Stabiliz.    : 
     Additional Information   : 

3.5  Receiver Type            : TRIMBLE NETR9
     Satellite System         : GPS+GLO+QZSS
     Serial Number            : 5035K69995
     Firmware Version         : 5.01
     Elevation Cutoff Setting : 5 deg
     Date Installed           : 2015-06-26T00:00Z
     Date Removed             : 2015-09-07T00:00Z
     Temperature Stabiliz.    : 
     Additional Information   : 

3.6  Receiver Type            : TRIMBLE NETR9
     Satellite System         : GPS+GLO+GAL+QZSS
     Serial Number            : 5035K69995
     Firmware Version         : 5.01
     Elevation Cutoff Setting : 5 deg
     Date Installed           : 2015-09-07T00:00Z
     Date Removed             : 2016-07-08T00:00Z
     Temperature Stabiliz.    : 
     Additional Information   : 

3.7  Receiver Type            : TRIMBLE NETR9
     Satellite System         : GPS+GLO+GAL+QZSS
     Serial Number            : 5035K69995
     Firmware Version         : 5.14
     Elevation Cutoff Setting : 5 deg
     Date Installed           : 2016-07-08T00:00Z
     Date Removed             : 2017-01-20T00:00Z
     Temperature Stabiliz.    : 
     Additional Information   : 

3.8  Receiver Type            : TRIMBLE NETR9
     Satellite System         : GPS+GLO+GAL+QZSS
     Serial Number            : 5035K69995
     Firmware Version         : 5.20
     Elevation Cutoff Setting : 5 deg
     Date Installed           : 2017-01-20T00:00Z
     Date Removed             : 2017-03-08T00:00Z
     Temperature Stabiliz.    : 
     Additional Information   : 

3.9  Receiver Type            : TRIMBLE NETR9
     Satellite System         : GPS+GLO+GAL+QZSS
     Serial Number            : 5035K69995
     Firmware Version         : 5.14
     Elevation Cutoff Setting : 5 deg
     Date Installed           : 2017-03-08T00:00Z
     Date Removed             : 2018-12-13T09:00Z
     Temperature Stabiliz.    : 
     Additional Information   : 

3.10 Receiver Type            : TRIMBLE NETR9
     Satellite System         : GPS+GLO+GAL+QZSS
     Serial Number            : 5035K69995
     Firmware Version         : 5.37
     Elevation Cutoff Setting : 5 deg
     Date Installed           : 2018-12-13T09:00Z
     Date Removed             : 2020-06-08T00:00Z
     Temperature Stabiliz.    : 
     Additional Information   : 

3.11 Receiver Type            : TRIMBLE NETR9
     Satellite System         : GPS+GLO+GAL+QZSS
     Serial Number            : 5035K69995
     Firmware Version         : 5.45
     Elevation Cutoff Setting : 5 deg
     Date Installed           : 2020-06-08T00:00Z
     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             : TRM29659.00     DOME
     Serial Number            : 64737
     Antenna Reference Point  : BPA
     Marker->ARP Up Ecc. (m)  : 0.0
     Marker->ARP North Ecc(m) : 0.0
     Marker->ARP East Ecc(m)  : 0.0
     Alignment from True N    : 0 deg
     Antenna Radome Type      : DOME
     Radome Serial Number     : 
     Antenna Cable Type       : 
     Antenna Cable Length     : 
     Date Installed           : 2006-03-19T00:00Z
     Date Removed             : 2009-02-21T23:59Z
     Additional Information   : Geographical Survey Institute Spherical radome

4.2  Antenna Type             : TRM29659.00     SCIS
     Serial Number            : 64737
     Antenna Reference Point  : BPA
     Marker->ARP Up Ecc. (m)  : 0.0
     Marker->ARP North Ecc(m) : 0.0
     Marker->ARP East Ecc(m)  : 0.0
     Alignment from True N    : 0 deg
     Antenna Radome Type      : SCIS
     Radome Serial Number     : 0681
     Antenna Cable Type       : 
     Antenna Cable Length     : 
     Date Installed           : 2009-03-01T00:00Z
     Date Removed             : 2012-02-22T00:00Z
     Additional Information   : 

4.3  Antenna Type             : TRM59800.00     SCIS
     Serial Number            : 5052354010
     Antenna Reference Point  : BPA
     Marker->ARP Up Ecc. (m)  : 0.0
     Marker->ARP North Ecc(m) : 0.0
     Marker->ARP East Ecc(m)  : 0.0
     Alignment from True N    : 0 deg
     Antenna Radome Type      : SCIS
     Radome Serial Number     : 0681
     Antenna Cable Type       : 
     Antenna Cable Length     : 
     Date Installed           : 2012-02-22T00:00Z
     Date Removed             : 2016-06-23T00:00Z
     Additional Information   : 

4.4  Antenna Type             : TRM59800.00     SCIS
     Serial Number            : 5015353788
     Antenna Reference Point  : BPA
     Marker->ARP Up Ecc. (m)  : 0.0
     Marker->ARP North Ecc(m) : 0.0
     Marker->ARP East Ecc(m)  : 0.0
     Alignment from True N    : 0 deg
     Antenna Radome Type      : SCIS
     Radome Serial Number     : 0681
     Antenna Cable Type       : 
     Antenna Cable Length     : 
     Date Installed           : 2016-06-23T00:00Z
     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.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 CESIUM
       Input Frequency        : 10 MHz
       Effective Dates        : 2006-03-19/2009-9-29
       Notes                  : HP 5071A S/N 3249A00476

6.2  Standard Type            : EXTERNAL CESIUM
       Input Frequency        : 10 MHz
       Effective Dates        : 2009-09-30/2011-12-13
       Notes                  : HP 5071A S/N US48352444

6.3  Standard Type            : INTERNAL
       Input Frequency        : 
       Effective Dates        : 2011-12-14/2011-12-15
       Notes                  : 

6.4  Standard Type            : EXTERNAL CESIUM
       Input Frequency        : 10 MHz
       Effective Dates        : 2011-12-16/2012-01-09
       Notes                  : HP 5071A S/N US48352444

6.5  Standard Type            : INTERNAL
       Input Frequency        : 
       Effective Dates        : 2012-01-10/2012-01-10
       Notes                  : 

6.6  Standard Type            : EXTERNAL CESIUM
       Input Frequency        : 10 MHz
       Effective Dates        : 2012-01-11/2012-01-17
       Notes                  : HP 5071A S/N US48352444

6.7  Standard Type            : INTERNAL
       Input Frequency        : 
       Effective Dates        : 2012-01-17/2012-02-20
       Notes                  : 

6.8  Standard Type            : EXTERNAL CESIUM
       Input Frequency        : 10 MHz
       Effective Dates        : 2012-02-20/2012-03-07
       Notes                  : HP 5071A S/N US49352552

6.9  Standard Type            : INTERNAL
       Input Frequency        : 
       Effective Dates        : 2012-03-08/2012-03-11
       Notes                  : 

6.10 Standard Type            : EXTERNAL CESIUM
       Input Frequency        : 10 MHz
       Effective Dates        : 2012-03-12/2017-09-01
       Notes                  : HP 5071A S/N US49352552

6.11 Standard Type            : INTERNAL
       Input Frequency        : 
       Effective Dates        : 2017-09-01/CCYY-MM-DD
       Notes                  : The External Cesium 5071A(US49352552) was
                              : turned OFF due to the malfunction after its
                              : recovery from power outage.

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     : VLBI
       Status                 : PERMANENT
       Effective Dates        : 1997-08-26/2015-02-28
       Notes                  : Geospatial Information Authority of Japan (GSI)
                              : Chichijima 10m Antenna

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

10.1 Date                     : 2014-08-05/2014-08-05
     Event                    : TREE CLEARING

10.x Date                     : (CCYY-MM-DD/CCYY-MM-DD)
     Event                    : (TREE CLEARING/CONSTRUCTION/etc)

11.  On-Site, Point of Contact Agency Information

     Agency                   : Geospatial Information Authority of Japan
     Preferred Abbreviation   : GSI
     Mailing Address          : Kitasato-1, Tsukuba-City, Ibaraki-Pref.,
                              : 305-0811, JAPAN
     Primary Contact
       Contact Name           : IGS_group
       Telephone (primary)    : 81-29-864-5975
       Telephone (secondary)  : 81-29-864-1111
       Fax                    : 81-29-864-6864
       E-mail                 : gsi-igs-grp@gxb.mlit.go.jp
     Secondary Contact
       Contact Name           : 
       Telephone (primary)    : 
       Telephone (secondary)  : 
       Fax                    : 
       E-mail                 : 
     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    : GSI
     URL for More Information : 
     Hardcopy on File
       Site Map               : 
       Site Diagram           : 
       Horizon Mask           : 
       Monument Description   : 
       Site Pictures          : 
     Additional Information   : 
     Antenna Graphics with Dimensions

     (insert text graphic from file antenna.gra)



TRM29659.00
TRM59800.00

                         -----
                     /     +     \                        
                    |      +      |                       
  +--------------------------------------------------+    <--  0.1020  TCR
  |                                                  |
  |                                                  |
  |                                                  |
  |                                                  |
+-+--------------------------------------------------+-+  <--  0.0381
+-------------------+-------------+--------------------+  <--  0.0350  BCR
                    |             |
                   =|             |
                    +------x------+                       <--  0.0000  BPA=ARP

<--                      0.3810                      -->


    ARP: Antenna Reference Point     BPA: Bottom of Preamplifter
    L1 : L1 Phase Center             L2 : L2 Phase Center
    TCR: Top of Chorkering           BCR: Bottom of Chorkering

All dimensions are in meters.