DATASHEETS  



The NGS Data SheetSee file  dsdata.txt for more information about the datasheet.DATABASE = Sybase ,PROGRAM = datasheet, VERSION = 6.91
1        National Geodetic Survey,   Retrieval Date = NOVEMBER  6, 2003
 AM7021 ***********************************************************************
 AM7021  CORS        -  This is a GPS Continuously Operating Reference Station.
 AM7021  DESIGNATION -  OHLONE PARK CORS ARP
 AM7021  CORS_ID     -  OHLN
 AM7021  PID         -  AM7021
 AM7021  STATE/COUNTY-  CA/CONTRA COSTA
 AM7021  USGS QUAD   -  MARE ISLAND (1980)
 AM7021
 AM7021                         *CURRENT SURVEY CONTROL
 AM7021  ___________________________________________________________________
 AM7021* NAD 83(CORS)-  38 00 22.49332(N)    122 16 22.70468(W)     ADJUSTED  
 AM7021* NAVD 88     -                                                        
 AM7021  ___________________________________________________________________
 AM7021  EPOCH DATE  -        2002.00
 AM7021  X           -  -2,686,855.643 (meters)                     COMP
 AM7021  Y           -  -4,254,627.362 (meters)                     COMP
 AM7021  Z           -   3,905,990.442 (meters)                     COMP
 AM7021  ELLIP HEIGHT-          -0.01  (meters)          (05/??/02) GPS OBS
 AM7021  GEOID HEIGHT-         -32.14  (meters)                     GEOID99
 AM7021
 AM7021  HORZ ORDER  -  SPECIAL (CORS)
 AM7021  ELLP ORDER  -  SPECIAL (CORS)
 AM7021
 AM7021.ITRF positions are available for this station.
 AM7021.The coordinates were established by GPS observations
 AM7021.and adjusted by the National Geodetic Survey in May 2002.
 AM7021.The coordinates are valid at the epoch date displayed above.
 AM7021.The epoch date for horizontal control is a decimal equivalence
 AM7021.of Year/Month/Day.
 AM7021
 AM7021
 AM7021.The PID for the CORS L1 Phase Center is AM7022.
 AM7021
 AM7021.The XYZ, and position/ellipsoidal ht. are equivalent.
 AM7021
 AM7021.The ellipsoidal height was determined by GPS observations
 AM7021.and is referenced to NAD 83.
 AM7021
 AM7021.The geoid height was determined by GEOID99.
 AM7021
 AM7021;                    North         East     Units   Scale      Converg.
 AM7021;SPC CA 3     -   668,641.089 1,844,307.387   MT  0.99993907 -1 05 07.7
 AM7021;SPC CA 3     - 2,193,699.97  6,050,865.15   sFT  0.99993907 -1 05 07.7
 AM7021
 AM7021                          SUPERSEDED SURVEY CONTROL
 AM7021
 AM7021.No superseded survey control is available for this station.
 AM7021
 AM7021_U.S. NATIONAL GRID SPATIAL ADDRESS: 10SEH6382606758(NAD 83)
 AM7021_MARKER: STATION IS THE ANTENNA REFERENCE POINT OF THE GPS ANTENNA
 AM7021
 AM7021                          STATION DESCRIPTION
 AM7021
 AM7021'DESCRIBED BY NATIONAL GEODETIC SURVEY 2002
 AM7021'STATION IS A GPS CORS.  LATEST INFORMATION INCLUDING POSITIONS AND
 AM7021'VELOCITIES ARE AVAILABLE IN THE COORDINATE AND LOG FILES ACCESSIBLE
 AM7021'BY ANONYMOUS FTP OR THE WORLDWIDE WEB.
 AM7021'   FTP CORS.NGS.NOAA.GOV: CORS/COORD  AND  CORS/STATION_LOG
 AM7021'   HTTP://WWW.NGS.NOAA.GOV  UNDER PRODUCTS AND SERVICES.

 *** retrieval complete.
 Elapsed Time = 00:00:01