The NGS Data Sheet
See file dsdata.pdf for more information about the datasheet.
PROGRAM = datasheet95, VERSION = 8.12.5.19
Starting Datasheet Retrieval...
1 National Geodetic Survey, Retrieval Date = FEBRUARY 19, 2025 14:14:47 EST
DG4687 ***********************************************************************
DG4687 HT_MOD - This is a Height Modernization Survey Station.
DG4687 CORS - This is a GPS Continuously Operating Reference Station.
DG4687 DESIGNATION - RALEIGH DOT CORS ARP
DG4687 CORS_ID - NCRD
DG4687 PID - DG4687
DG4687 STATE/COUNTY- NC/WAKE
DG4687 COUNTRY - US
DG4687 USGS QUAD - RALEIGH EAST (2019)
DG4687
DG4687 *CURRENT SURVEY CONTROL
DG4687 ______________________________________________________________________
DG4687* NAD 83(2011) POSITION- 35 45 49.50798(N) 078 34 44.39455(W) ADJUSTED
DG4687* NAD 83(2011) ELLIP HT- 51.791 (meters) (06/??/19) ADJUSTED
DG4687* NAD 83(2011) EPOCH - 2010.00
DG4687* NAVD 88 ORTHO HEIGHT - 85.01 (meters) 278.9 (feet) GPS OBS
DG4687 ______________________________________________________________________
DG4687 NAVD 88 orthometric height was determined with an earlier geoid model
DG4687 GEOID HEIGHT - -33.237 (meters) GEOID18
DG4687 NAD 83(2011) X - 1,026,004.381 (meters) COMP
DG4687 NAD 83(2011) Y - -5,078,806.062 (meters) COMP
DG4687 NAD 83(2011) Z - 3,706,983.233 (meters) COMP
DG4687
DG4687 Network accuracy estimates per FGDC Geospatial Positioning Accuracy
DG4687 Standards:
DG4687 FGDC (95% conf, cm) Standard deviation (cm) CorrNE
DG4687 Horiz Ellip SD_N SD_E SD_h (unitless)
DG4687 -------------------------------------------------------------------
DG4687 NETWORK 0.15 0.34 0.07 0.06 0.17 0.07856800
DG4687 -------------------------------------------------------------------
DG4687
DG4687.The coordinates were established by GPS observations
DG4687.and adjusted by the National Geodetic Survey in June 2019.
DG4687
DG4687.NAD 83(2011) refers to NAD 83 coordinates where the reference frame has
DG4687.been affixed to the stable North American Tectonic Plate.
DG4687
DG4687.The coordinates are valid at the epoch date displayed above
DG4687.which is a decimal equivalence of Year/Month/Day.
DG4687
DG4687.Due to the release of the International GNSS Service (IGS) 2014
DG4687.realization of the International Terrestrial Reference Frame of 2014
DG4687.(ITRF2014), NGS reprocessed all NOAA CORS Network and some IGS stations
DG4687.using data collected between 1/1/1996 and 1/30/2017. The resulting ITRF2014
DG4687.epoch 2010.00 coordinates, referred to as Multi-Year CORS Solution 2
DG4687.(MYCS2), were transformed to NAD 83 (2011/PA11/MA11) maintaining the
DG4687.currently published epoch of 2010.00.
DG4687
DG4687.Additional information on MYCS2 is available at
DG4687.https://geodesy.noaa.gov/CORS/news/mycs2/mycs2.shtml
DG4687
DG4687.The orthometric height was determined by GPS observations and a
DG4687.high-resolution geoid model using precise GPS observation and
DG4687.processing techniques.
DG4687
DG4687.Significant digits in the geoid height do not necessarily reflect accuracy.
DG4687.GEOID18 height accuracy estimate available here.
DG4687
DG4687.The PID for the CORS L1 Phase Center is DR9266.
DG4687
DG4687.Click photographs - Photos may exist for this station.
DG4687
DG4687.The XYZ, and position/ellipsoidal ht. are equivalent.
DG4687
DG4687.The ellipsoidal height was determined by GPS observations
DG4687.and is referenced to NAD 83.
DG4687
DG4687. The following values were computed from the NAD 83(2011) position.
DG4687
DG4687; North East Units Scale Factor Converg.
DG4687;SPC NC - 223,469.875 647,669.713 MT 0.99991242 +0 14 34.8
DG4687;SPC NC - 733,167.41 2,124,896.38 sFT 0.99991242 +0 14 34.8
DG4687;UTM 17 - 3,960,449.102 718,868.863 MT 1.00019033 +1 24 55.8
DG4687
DG4687! - Elev Factor x Scale Factor = Combined Factor
DG4687!SPC NC - 0.99999187 x 0.99991242 = 0.99990429
DG4687!UTM 17 - 0.99999187 x 1.00019033 = 1.00018220
DG4687
DG4687_U.S. NATIONAL GRID SPATIAL ADDRESS: 17SQV1886860449(NAD 83)
DG4687
DG4687 SUPERSEDED SURVEY CONTROL
DG4687
DG4687 ELLIP H (06/27/12) 51.790 (m) GP(2010.00) 0 0
DG4687 NAD 83(2011)- 35 45 49.50793(N) 078 34 44.39461(W) AD(2010.00) c
DG4687 NAD 83(2011)- 35 45 49.50795(N) 078 34 44.39448(W) AD(2010.00) c
DG4687 ELLIP H (08/??/11) 51.789 (m) GP(2010.00) c c
DG4687 ELLIP H (02/10/07) 51.815 (m) GP(2002.00)
DG4687 NAD 83(2007)- 35 45 49.50814(N) 078 34 44.39531(W) AD(2002.00) c
DG4687 NAD 83(CORS)- 35 45 49.50814(N) 078 34 44.39531(W) AD(2002.00) c
DG4687 ELLIP H (03/??/04) 51.815 (m) GP(2002.00) c c
DG4687 NAVD 88 (04/02/20) 85.04 (m) GEOID18 model used GPS OBS
DG4687 NAVD 88 (03/08/05) 85.04 (m) GEOID03 model used GPS OBS
DG4687
DG4687.Superseded values are not recommended for survey control.
DG4687
DG4687.NGS no longer adjusts projects to the NAD 27 or NGVD 29 datums.
DG4687.See file dsdata.pdf to determine how the superseded data were derived.
DG4687
DG4687_MARKER: STATION IS THE ANTENNA REFERENCE POINT OF THE GPS ANTENNA
DG4687
DG4687 STATION DESCRIPTION
DG4687
DG4687'DESCRIBED BY NATIONAL GEODETIC SURVEY 2019
DG4687'STATION IS PART OF THE NOAA CORS NETWORK. LATEST INFORMATION INCLUDING
DG4687'POSITIONS AND VELOCITIES ARE AVAILABLE IN THE COORDINATE AND LOG FILES
DG4687'ACCESSIBLE AT THE WORLDWIDE WEB.
DG4687'https://geodesy.noaa.gov/CORS/data.shtml
DG4687'https://geodesy.noaa.gov/CORS
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