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

0.   Form

     Prepared by (full name)  : Miranda Chin
     Date Prepared            : 2003-11-19
     Report Type              : UPDATE
     If Update:
      Previous Site Log       : usna_20010516.log
      Modified/Added Sections : 1,4.1,4.2,4.3,4.4,11,12

1.  Site Identification of the GNSS Monument

     Site Name                : U.S. Naval Academy
     Four Character ID        : USNA
     Monument Inscription     : (none)
     IERS DOMES Number        : 49908S001
     CDP Number               : (none)
     Monument Description     : STEEL MAST
       Height of the Monument : (m)
       Monument Foundation    : ROOF
       Foundation Depth       : (m)
     Marker Description       : (CHISELLED CROSS/DIVOT/BRASS NAIL/etc)
     Date Installed           : 1995-01-13
     Geologic Characteristic  : (BEDROCK/CLAY/CONGLOMERATE/GRAVEL/SAND/etc)
       Bedrock Type           : (IGNEOUS/METAMORPHIC/SEDIMENTARY)
       Bedrock Condition      : (FRESH/JOINTED/WEATHERED)
       Fracture Spacing       : (1-10 cm/10-50 cm/50-200 cm/over 200 cm)

       Fault zones nearby     : (YES/NO/Name of the zone)
         Distance/activity    : (multiple lines)
     Additional Information   : (multiple lines)
                              : (multiple lines)

2.   Site Location Information

     City or Town             : Annapolis
     State or Province        : Maryland
     Country                  : U.S.A.
     Tectonic Plate           : North American
     Approximate Position (ITRF)
       X coordinate (m)       : 1160668.9530
       Y coordinate (m)       : -4826883.3189
       Z coordinate (m)       : 3990863.0442
       Latitude (N is +)      : +385858.80
       Longitude (E is +)     : -0762848.00
       Elevation (m,ellips.)  : -26.3083
     Additional Information   : (multiple lines)

3.  GNSS Receiver Information


3.1  Receiver Type            : ROGUE SNR-8000
     Satellite System         : (GPS/GLONASS/GPS+GLONASS)
     Serial Number            : T254
     Firmware Version         : 3.0.32.1
     Elevation Cutoff Setting : (deg)
     Date Installed           : 1995-01-13
     Date Removed             : 1995-02-18
     Temperature Stabiliz.    : (none or tolerance in degrees C)
     Additional Information   :

3.2  Receiver Type            : ROGUE SNR-8000
     Satellite System         : (GPS/GLONASS/GPS+GLONASS)
     Serial Number            : T139
     Firmware Version         : 3.0.32.1
     Elevation Cutoff Setting : (deg)
     Date Installed           : 1995-02-22
     Date Removed             : 1995-02-27
     Temperature Stabiliz.    : (none or tolerance in degrees C)
     Additional Information   :

3.3  Receiver Type            : ROGUE SNR-8000
     Satellite System         : (GPS/GLONASS/GPS+GLONASS)
     Serial Number            : T254
     Firmware Version         : 3.2
     Elevation Cutoff Setting : (deg)
     Date Installed           : 1995-03-20
     Date Removed             : 1995-06-01
     Temperature Stabiliz.    : (none or tolerance in degrees C)
     Additional Information   :

3.4  Receiver Type            : ROGUE SNR-8000
     Satellite System         : (GPS/GLONASS/GPS+GLONASS)
     Serial Number            : T149
     Firmware Version         : 3.2
     Elevation Cutoff Setting : (deg)
     Date Installed           : 1995-06-01
     Date Removed             : 1995-08-18
     Temperature Stabiliz.    : (none or tolerance in degrees C)
     Additional Information   :

3.5  Receiver Type            : ROGUE SNR-8000
     Satellite System         : (GPS/GLONASS/GPS+GLONASS)
     Serial Number            : T254
     Firmware Version         : 3.2
     Elevation Cutoff Setting : (deg)
     Date Installed           : 1995-08-18
     Date Removed             : 1995-09-09
     Temperature Stabiliz.    : (none or tolerance in degrees C)
     Additional Information   :

3.6  Receiver Type            : ROGUE SNR-8000
     Satellite System         : (GPS/GLONASS/GPS+GLONASS)
     Serial Number            : T149
     Firmware Version         : 3.2
     Elevation Cutoff Setting : (deg)
     Date Installed           : 1995-09-13
     Date Removed             : 1995-11-13
     Temperature Stabiliz.    : (none or tolerance in degrees C)
     Additional Information   :

3.7  Receiver Type            : ROGUE SNR-8000
     Satellite System         : (GPS/GLONASS/GPS+GLONASS)
     Serial Number            : T254
     Firmware Version         : 3.2
     Elevation Cutoff Setting : (deg)
     Date Installed           : 1995-11-13
     Date Removed             : 1996-04-26
     Temperature Stabiliz.    : (none or tolerance in degrees C)
     Additional Information   :

3.8  Receiver Type            : ROGUE SNR-8000
     Satellite System         : (GPS/GLONASS/GPS+GLONASS)
     Serial Number            : T371
     Firmware Version         : 3.2.32.1
     Elevation Cutoff Setting : (deg)
     Date Installed           : 1996-04-26
     Date Removed             : 1997-04-25
     Temperature Stabiliz.    : (none or tolerance in degrees C)
     Additional Information   :

3.9  Receiver Type            : ROGUE SNR-8000
     Satellite System         : (GPS/GLONASS/GPS+GLONASS)
     Serial Number            : T366
     Firmware Version         : 3.2.32.1
     Elevation Cutoff Setting : (deg)
     Date Installed           : 1997-04-25
     Date Removed             : 1997-06-12T12:33Z
     Temperature Stabiliz.    : (none or tolerance in degrees C)
     Additional Information   :

3.10  Receiver Type           : ROGUE SNR-12 RM
     Satellite System         : (GPS/GLONASS/GPS+GLONASS)
     Serial Number            : T210
     Firmware Version         : 3.2.32.1
     Elevation Cutoff Setting : (deg)
     Date Installed           : 1997-06-12T12:45Z
     Date Removed             : 1997-08-21T14:58Z
     Temperature Stabiliz.    : (none or tolerance in degrees C)
     Additional Information   :

3.11  Receiver Type           : ROGUE SNR-8000
     Satellite System         : (GPS/GLONASS/GPS+GLONASS)
     Serial Number            : T148
     Firmware Version         : 3.2.32.1
     Elevation Cutoff Setting : (deg)
     Date Installed           : 1997-08-21T16:50Z
     Date Removed             : 1998-03-13T19:27Z
     Temperature Stabiliz.    : (none or tolerance in degrees C)
     Additional Information   :

3.12  Receiver Type           : ROGUE SNR-12 RM
     Satellite System         : (GPS/GLONASS/GPS+GLONASS)
     Serial Number            : T210
     Firmware Version         : 3.2.32.1
     Elevation Cutoff Setting : (deg)
     Date Installed           : 1998-03-14T00:00Z
     Date Removed             : 1999-03-25T13:45Z
     Temperature Stabiliz.    : (none or tolerance in degrees C)
     Additional Information   :

3.13  Receiver Type           : ROGUE SNR-12 RM
     Satellite System         : (GPS/GLONASS/GPS+GLONASS)
     Serial Number            : T210
     Firmware Version         : 3.2.32.8
     Elevation Cutoff Setting : (deg)
     Date Installed           : 1999-03-26T00:00Z
     Date Removed             : 1999-08-04T17:34Z
     Temperature Stabiliz.    : (none or tolerance in degrees C)
     Additional Information   : firmware upgrade

3.14  Receiver Type           : ROGUE SNR-12 RM
     Satellite System         : (GPS/GLONASS/GPS+GLONASS)
     Serial Number            : T210
     Firmware Version         : 3.2.32.9
     Elevation Cutoff Setting : (deg)
     Date Installed           : 1999-08-04T17:45Z
     Date Removed             : 2000-08-29T12:45Z
     Temperature Stabiliz.    : (none or tolerance in degrees C)
     Additional Information   : firmware upgrade

3.15  Receiver Type           : ROGUE SNR-12 RM
     Satellite System         : (GPS/GLONASS/GPS+GLONASS)
     Serial Number            : T210
     Firmware Version         : 3.2.32.11
     Elevation Cutoff Setting : (deg)
     Date Installed           : 2000-08-29T12:45Z
     Date Removed             : 2001-04-09T12:55Z
     Temperature Stabiliz.    : (none or tolerance in degrees C)
     Additional Information   :

3.16  Receiver Type           : ROGUE SNR-8000
     Satellite System         : (GPS/GLONASS/GPS+GLONASS)
     Serial Number            : T148
     Firmware Version         : 3.2.32.11
     Elevation Cutoff Setting : (deg)
     Date Installed           : 2001-04-09T12:58Z
     Date Removed             : 2001-05-15T22:22Z
     Temperature Stabiliz.    : (none or tolerance in degrees C)
     Additional Information   :

3.17  Receiver Type           : ROGUE SNR-8000
     Satellite System         : (GPS/GLONASS/GPS+GLONASS)
     Serial Number            : T307
     Firmware Version         : 3.2.32.11
     Elevation Cutoff Setting : (deg)
     Date Installed           : 2001-05-16T12:43Z
     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            : (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            : 312
     Antenna Reference Point  : BPA
     Marker->ARP Up Ecc. (m)  : 0.000
     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           : 1995-01-13
     Date Removed             : 1995-06-01
     Additional Information   :

4.2  Antenna Type             : AOAD/M_T
     Serial Number            : 408
     Antenna Reference Point  : BPA
     Marker->ARP Up Ecc. (m)  : 0.000
     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           : 1995-06-01
     Date Removed             : 1995-08-18
     Additional Information   :

4.3  Antenna Type             : AOAD/M_T
     Serial Number            : 312
     Antenna Reference Point  : BPA
     Marker->ARP Up Ecc. (m)  : 0.000
     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           : 1995-08-18
     Date Removed             : 1997-09-25T12:00Z
     Additional Information   :

4.4  Antenna Type             : AOAD/M_T
     Serial Number            : 379
     Antenna Reference Point  : BPA
     Marker->ARP Up Ecc. (m)  : 0.000
     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           : 1997-09-25T12:00Z
     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)                 :
       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            : INTERNAL
       Input Frequency        :
       Effective Dates        : 1994-10-05/CCYY-MM-DD
       Notes                  : (multiple lines)

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     : (DORIS/GLONASS/PRARE/SLR/VLBI)
       Status                 : (PERMANENT/MOBILE)
       Effective Dates        : (CCYY-MM-DD/CCYY-MM-DD)
       Notes                  : Timing Instrumentation

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                   : National Geodetic Survey
     Preferred Abbreviation   : NGS
     Mailing Address          : SSMC3, Sta. 9132
         : 1315 East West Hwy
         : Silver Spring MD 20910
         : USA
     Primary Contact
       Contact Name           : Ernie Marion
       Telephone (primary)    : 301-713-3094
       Telephone (secondary)  :
       Fax                    :
       E-mail                 : Frank.E.Marion@noaa.gov
     Secondary Contact
       Contact Name           : Linda Nussear
       Telephone (primary)    : 301-713-2845
       Telephone (secondary)  :
       Fax                    :
       E-mail                 : Linda.S.Nussear@noaa.gov
     Additional Information   : (multiple lines)

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   : (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          : X
     Additional Information   : (multiple lines)
     Antenna Graphics with 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
   L1 : L1 Phase Center                   L2 : L2 Phase Center
   TCR: Top of Chokering                  BCR: Bottom of Chokering