ONRJ Site Information Form 
     IBGE Continuously Operating Reference Station
     See Instructions at:
       http://www.ibge.gov.br

0.   Form

     Prepared by (full name)  : Sonia Costa
     Date Prepared            : 2009-11-23
     Report Type              : UPDATE
     If Update:
      Previous Site Log       : ONRJ_20091019.log
      Modified/Added Sections : 3.3


1.   Site Identification of the GNSS Monument

     Site Name                : Observatorio Nacional
     Four Character ID        : ONRJ
     Monument Inscription     : 93921
     IERS DOMES Number        : 41635M001
     CDP Number               : (A4)
     Monument Description     : steel structure with 3 meters, mounted 
                              : on the roof of a 3-storey concrete   
                              : building called Predio da Hora
       Height of the Monument :  
       Monument Foundation    : CONCRETE ROOF
       Foundation Depth       : 
     Marker Description       : 
     Date Installed           : 2007-03-30
     Geologic Characteristic  : (BEDROCK/CLAY/CONGLOMERATE/GRAVEL/SAND/etc)
       Bedrock Type           : (IGNEOUS/METAMORPHIC/SEDIMENTARY)
       Bedrock Condition      : (FRESH/JOINTED/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)


2.   Site Location Information

     City or Town             : Rio de Janeiro
     State or Province        : Rio de Janeiro
     Country                  : Brazil
     Tectonic Plate           : SOUTH AMERICAN
     Approximate Position (ITRF)
       X coordinate (m)       :  
       Y coordinate (m)       : 
       Z coordinate (m)       :  
       Latitude (N is +)      : -225344.5220 
       Longitude (E is +)     : -431327.5937
       Elevation (m,ellips.)  :  35.64 
     Additional Information   : Coordinates computed from observation data
                              : of 04 april 2007 in SIRGAS2000
                              : The site is located at Observatório Nacional


3.   GNSS Receiver Information

3.1  Receiver Type            : TRIMBLE NETRS
     Satellite System         : GPS
     Serial Number            : 4644124505
     Firmware Version         : 1.1-5
     Elevation Cutoff Setting : 0
     Date Installed           : 2007-03-31
     Date Removed             : (CCYY-MM-DDThh:mmZ)
     Temperature Stabiliz.    : (none or tolerance in degrees C)
     Additional Information   : (multiple lines)

3.2  Receiver Type            : TRIMBLE NETRS
     Satellite System         : GPS
     Serial Number            : 4644124505
     Firmware Version         : 1.2 – 0 
     Elevation Cutoff Setting : 0
     Date Installed           : 2008-03-06
     Date Removed             : 2009-10-13
     Temperature Stabiliz.    : (none or tolerance in degrees C)
     Additional Information   : (multiple lines)

3.3  Receiver Type            : LEICA GRX1200+GNSS
     Satellite System         : GPS+GLONASS
     Serial Number            : 495112
     Firmware Version         : 7.01
     Elevation Cutoff Setting : 0
     Date Installed           : 2009-10-13T21:56
     Date Removed             : 2009-11-05T18:00
     Temperature Stabiliz.    : (none or tolerance in degrees C)
     Additional Information   : (multiple lines)

3.4  Receiver Type            : LEICA GRX1200+GNSS
     Satellite System         : GPS+GLONASS
     Serial Number            : 495123
     Firmware Version         : 7.50
     Elevation Cutoff Setting : 0
     Date Installed           : 2009-11-06T00:00
     Date Removed             : (CCYY-MM-DDThh:mmZ)
     Temperature Stabiliz.    : (none or tolerance in degrees C)
     Additional Information   : (multiple lines)

3.x  Receiver Type            : (A20, from rcvr_ant.tab; see instructions)
     Satellite System         : (GPS/GLONASS/GPS+GLONASS)
     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             : TRM41249.00
     Serial Number            : 60179302
     Antenna Reference Point  : BAM
     Marker->ARP Up Ecc. (m)  : 0.008
     Marker->ARP North Ecc(m) : 0.0000
     Marker->ARP East Ecc(m)  : 0.0000
     Alignment from True N    : 0.0000
     Antenna Radome Type      : NONE
     Radome Serial Number     : 
     Antenna Cable Type       : 
     Antenna Cable Length     : 30 m
     Date Installed           : 2007-03-31
     Date Removed             : 2009-10-13
     Additional Information   : 

4.2  Antenna Type             : LEIAX1203+GNSS
     Serial Number            : 08480107
     Antenna Reference Point  : BPA
     Marker->ARP Up Ecc. (m)  : 0.008
     Marker->ARP North Ecc(m) : 0.0000
     Marker->ARP East Ecc(m)  : 0.0000
     Alignment from True N    : 0.0000
     Antenna Radome Type      : NONE
     Radome Serial Number     : 
     Antenna Cable Type       : 
     Antenna Cable Length     : 30 m
     Date Installed           : 2009-10-13T21:56
     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        : 2007-03-31
       Notes                  : 

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.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 : (sec)
       Accuracy               : (hPa)
       Height Diff to Ant     : (m)
       Calibration date       : (CCYY-MM-DD)
       Effective Dates        : (CCYY-MM-DD/CCYY-MM-DD)
       Notes                  : (multiple lines)

8.2.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 : (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)

8.3.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)

8.4.1 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   : (multiple lines)


9.  Local Ongoing Conditions Possibly Affecting Computed Position

9.1.1 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)

9.1.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)

9.2.1 Multipath Sources       : (METAL ROOF/DOME/VLBI ANTENNA/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)

9.3.1 Signal Obstructions     : (TREES/BUILDLINGS/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

10.1 Date                     : (CCYY-MM-DD/CCYY-MM-DD)
     Event                    : (TREE CLEARING/CONSTRUCTION/etc)

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

11.   On-Site, Point of Contact Agency Information

     Agency                   : Observatório Nacional
     Preferred Abbreviation   : ON
     Mailing Address          : Rua Gen.José Cristino 77 -São Cristovão
                                CEP 20921-400 RJ
                                Rio de Janeiro, Brazil
     Primary Contact
       Contact Name           : Ricardo José de Carvalho
       Telephone (primary)    : 55-21-38789106
       Telephone (secondary)  : 
       Fax                    : 
       E-mail                 : carvalho@on.br
     Secondary Contact
       Contact Name           : 
       Telephone (primary)    : 
       Telephone (secondary)  : 
       Fax                    : 
       E-mail                 : 
     Additional Information   : (multiple lines)


12.  Responsible Agency (if different from 11.)

     Agency                   : Instituto Brasileiro de Geografia e Estatística
     Preferred Abbreviation   : IBGE
     Mailing Address          : Av. Brasil, 15671
                                Parada de Lucas - Rio de janeiro
                                CEP: 21241-051 - RJ - Brazil
     Primary Contact
       Contact Name           : Newton José de Moura Júnior
       Telephone (primary)    : 55-21-2142-4929
       Telephone (secondary)  : 
       Fax                    : 55-21-21424910
       E-mail                 : newton.junior@ibge.gov.br
     Secondary Contact
       Contact Name           : Mário Abreu
       Telephone (primary)    : 55-21-2142-4929
       Telephone (secondary)  : 
       Fax                    : 
       E-mail                 : mario.abreu@ibge.gov.br
     Additional Information   : (multiple lines)


13.  More Information

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


TRM41249.00

    / ----------------------+--------------------- \   <--  0.0714  L1
   +                        +                       +  <--  0.0682  L2
    \ -------------------------------------------- /   
                    \               /
                     \             /
                      \-----+-----/                    <--  0.0000  ARP=BAM

   <--                   0.3396                  -->

  ARP: Antenna Reference Point
  L1 : L1 Phase Center                   L2 : L2 Phase Center
  TCR: Top of Chokering                  BCR: Bottom of Chokering

LEIAX1203+GNSS

                       _________
                  /                 \
          /                                 \
   /                                               \
   +-----------------------------------------------+
   +-----------------------------------------------+
             \---------+  +x+  +---------/
                       =========
                       =========                          <--  0.0000  BPA=ARP