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 18, 2025 01:47:44 EST
DG8525 ***********************************************************************
DG8525 HT_MOD - This is a Height Modernization Survey Station.
DG8525 CORS - This is a GPS Continuously Operating Reference Station.
DG8525 DESIGNATION - TOPEKA 1 CORS ARP
DG8525 CORS_ID - KST1
DG8525 PID - DG8525
DG8525 STATE/COUNTY- KS/WABAUNSEE
DG8525 COUNTRY - US
DG8525 USGS QUAD - MAPLE HILL (2018)
DG8525
DG8525 *CURRENT SURVEY CONTROL
DG8525 ______________________________________________________________________
DG8525* NAD 83(2011) POSITION- 39 02 40.55406(N) 096 02 20.77629(W) ADJUSTED
DG8525* NAD 83(2011) ELLIP HT- 304.037 (meters) (06/??/19) ADJUSTED
DG8525* NAD 83(2011) EPOCH - 2010.00
DG8525* NAVD 88 ORTHO HEIGHT - 334.76 (meters) 1098.3 (feet) GPS OBS
DG8525 ______________________________________________________________________
DG8525 NAVD 88 orthometric height was determined with geoid model GEOID03
DG8525 GEOID HEIGHT - -30.721 (meters) GEOID03
DG8525 GEOID HEIGHT - -30.739 (meters) GEOID18
DG8525 NAD 83(2011) X - -521,874.662 (meters) COMP
DG8525 NAD 83(2011) Y - -4,932,917.254 (meters) COMP
DG8525 NAD 83(2011) Z - 3,996,355.078 (meters) COMP
DG8525
DG8525 Network accuracy estimates per FGDC Geospatial Positioning Accuracy
DG8525 Standards:
DG8525 FGDC (95% conf, cm) Standard deviation (cm) CorrNE
DG8525 Horiz Ellip SD_N SD_E SD_h (unitless)
DG8525 -------------------------------------------------------------------
DG8525 NETWORK 0.21 0.35 0.05 0.10 0.18 0.19629000
DG8525 -------------------------------------------------------------------
DG8525
DG8525.The coordinates were established by GPS observations
DG8525.and adjusted by the National Geodetic Survey in June 2019.
DG8525
DG8525.NAD 83(2011) refers to NAD 83 coordinates where the reference frame has
DG8525.been affixed to the stable North American Tectonic Plate.
DG8525
DG8525.The coordinates are valid at the epoch date displayed above
DG8525.which is a decimal equivalence of Year/Month/Day.
DG8525
DG8525.Due to the release of the International GNSS Service (IGS) 2014
DG8525.realization of the International Terrestrial Reference Frame of 2014
DG8525.(ITRF2014), NGS reprocessed all NOAA CORS Network and some IGS stations
DG8525.using data collected between 1/1/1996 and 1/30/2017. The resulting ITRF2014
DG8525.epoch 2010.00 coordinates, referred to as Multi-Year CORS Solution 2
DG8525.(MYCS2), were transformed to NAD 83 (2011/PA11/MA11) maintaining the
DG8525.currently published epoch of 2010.00.
DG8525
DG8525.Additional information on MYCS2 is available at
DG8525.https://geodesy.noaa.gov/CORS/news/mycs2/mycs2.shtml
DG8525
DG8525.The orthometric height was determined by GPS observations and a
DG8525.high-resolution geoid model using precise GPS observation and
DG8525.processing techniques.
DG8525
DG8525.Significant digits in the geoid height do not necessarily reflect accuracy.
DG8525.GEOID18 height accuracy estimate available here.
DG8525
DG8525.The PID for the CORS L1 Phase Center is DG8526.
DG8525
DG8525.Click photographs - Photos may exist for this station.
DG8525
DG8525.The XYZ, and position/ellipsoidal ht. are equivalent.
DG8525
DG8525.The ellipsoidal height was determined by GPS observations
DG8525.and is referenced to NAD 83.
DG8525
DG8525. The following values were computed from the NAD 83(2011) position.
DG8525
DG8525; North East Units Scale Factor Converg.
DG8525;SPC KS N - 80,795.921 569,739.137 MT 0.99996329 +1 14 26.5
DG8525;SPC KS N - 265,077.95 1,869,219.15 sFT 0.99996329 +1 14 26.5
DG8525;UTM 14 - 4,325,898.662 756,251.880 MT 1.00040864 +1 51 58.2
DG8525;UTM 15 - 4,326,122.159 236,978.182 MT 1.00045193 -1 54 55.8
DG8525
DG8525! - Elev Factor x Scale Factor = Combined Factor
DG8525!SPC KS N - 0.99995230 x 0.99996329 = 0.99991559
DG8525!UTM 14 - 0.99995230 x 1.00040864 = 1.00036092
DG8525!UTM 15 - 0.99995230 x 1.00045193 = 1.00040421
DG8525
DG8525_U.S. NATIONAL GRID SPATIAL ADDRESS: 14SQJ5625125898(NAD 83)
DG8525
DG8525 SUPERSEDED SURVEY CONTROL
DG8525
DG8525 ELLIP H (06/27/12) 304.040 (m) GP(2010.00) 0 0
DG8525 NAD 83(2011)- 39 02 40.55416(N) 096 02 20.77640(W) AD(2010.00) c
DG8525 NAD 83(2011)- 39 02 40.55413(N) 096 02 20.77629(W) AD(2010.00) c
DG8525 ELLIP H (08/??/11) 304.033 (m) GP(2010.00) c c
DG8525 NAD 83(CORS)- 39 02 40.55395(N) 096 02 20.77692(W) AD(2002.00) c
DG8525 ELLIP H (12/??/04) 304.034 (m) GP(2002.00) c c
DG8525
DG8525.Superseded values are not recommended for survey control.
DG8525
DG8525.NGS no longer adjusts projects to the NAD 27 or NGVD 29 datums.
DG8525.See file dsdata.pdf to determine how the superseded data were derived.
DG8525
DG8525_MARKER: STATION IS THE ANTENNA REFERENCE POINT OF THE GPS ANTENNA
DG8525
DG8525 STATION DESCRIPTION
DG8525
DG8525'DESCRIBED BY NATIONAL GEODETIC SURVEY 2019
DG8525'STATION IS PART OF THE NOAA CORS NETWORK. LATEST INFORMATION INCLUDING
DG8525'POSITIONS AND VELOCITIES ARE AVAILABLE IN THE COORDINATE AND LOG FILES
DG8525'ACCESSIBLE AT THE WORLDWIDE WEB.
DG8525'https://geodesy.noaa.gov/CORS/data.shtml
DG8525'https://geodesy.noaa.gov/CORS
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