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<br />The NGS Data Sheet <br /> <br />DATABASE ~ Sybase ,PROGRAM ~ datasheet, VERSION ~ 5.58 <br />Starting Datasheet Retrieval... <br />1 National Geodetic Survey, Retrieval Date ~ APRIL 27, 1998 <br />JJ0498 ********************************************************************* <br />JJ0498 DESIGNATION - ROCKY FORD <br />JJ0498 PID JJ0498 <br />JJ0498 STATE/COUNTY- CO/OTERO <br />JJ0498 USGS QUAD ROCKY FORD (1979) <br />JJ0498 <br />JJ0498 <br />JJ0498 <br />JJ0498* NAD 83(1992)- <br />JJ0498* NAVD 88 <br />JJ0498 <br />JJ0498 <br />JJ0498 <br />JJ0498 <br />JJ0498 <br />JJ0498 <br />JJ0498 <br />JJ0498 <br />JJ0498 <br />JJ0498 <br />JJ0498 <br />JJ0498 <br />JJ0498 <br />JJ0498 <br />JJ0498.The horizontal coordinates were established by GPS observations <br />JJ0498.and adjusted by the National Geodetic Survey in January 1997. <br />JJ0498 <br />JJ0498.The orthometric height was determined by differential leveling <br />JJ0498.and adjusted by the National Geodetic Survey in June 1991. <br />JJ0498.WARNING-Repeat measurements at this control monument indicate possibl <br />JJ0498.vertical movement. <br />JJ0498 <br />JJ0498.The X, Y, and Z were computed from the position and the ellipsoidal h <br />JJ0498 <br />JJ0498.The Laplace correction was computed from DEFLEC96 derived deflections <br />JJ0498 <br />JJ0498.The ellipsoidal height was determined by GPS observations <br />JJ0498.and is referenced to NAD 83. <br />JJ0498 <br />JJ0498.The geoid height was determined by GEOID96. <br />JJ0498 <br />JJ0498.The dynamic height is computed by dividing the NAVD 88 <br />JJ0498.geopotential number by the normal gravity value computed on the <br />JJ0498.Geodetic Reference System of 1980 (GRS 80) ellipsoid at 45 <br />JJ0498.degrees latitude (G ~ 980.6199 gals.). <br />JJ0498 <br />JJ0498.The modeled gravity was interpolated from observed gravity values. <br />JJ0498 <br />JJ0498; <br />JJ0498;SPC <br />JJ0498;SPC <br />JJ0498;UTM <br />JJ0498 <br />JJ0498 <br />JJ0498 <br />JJ0498 NGVD 29 <br />JJ0498 <br /> <br />lof2 <br /> <br />X <br />Y <br />Z <br />LAPLACE CORR- <br />ELLIP HEIGHT- <br />GEOID HEIGHT- <br />DYNAMIC HT <br />MODELED GRAV- <br /> <br />HORZ <br />VERT <br />ELLP <br /> <br />ORDER <br />ORDER <br />ORDER <br /> <br />CO S <br />CO S <br />13 <br /> <br />*CURRENT SURVEY CONTROL <br /> <br />38 03 09.62239(N) 103 43 12.45283(W) <br />1274.260 (meters) 4180.63 (feet) <br /> <br />ADJUSTED <br />ADJUSTED <br /> <br />-1,192,968.275 <br />-4,886,292.679 <br />3,910,821.515 <br />-4.94 <br />1252.58 <br />-21. 60 <br />1272.975 <br />979,577.1 <br /> <br />(meters) <br />(meters) <br />(meters) <br />(seconds) <br />(meters) <br />(meters) <br />(meters) <br />(mga1) <br /> <br />(feet) <br /> <br />COMP <br />COMP <br />COMP <br />DEFLEC96 <br />GPS OBS <br />GEOID96 <br />COMP <br />NAVD 88 <br /> <br />4176.42 <br /> <br />FIRST <br />FIRST <br />FIRST <br /> <br />CLASS II <br />CLASS I <br /> <br />North <br />- 1,509,558.85 <br />460,114.457 <br />- 4,212,432.346 <br /> <br />Units <br />sFT <br />MT <br />MT <br /> <br />Converg <br />+1 05 30. <br />+1 05 30. <br />+0 47 20. <br /> <br />Scale <br />0.99995265 <br />0.99995265 <br />0.99975530 <br /> <br />East <br />3,512,472.73 <br />1,070,603.829 <br />612,291.382 <br /> <br />SUPERSEDED SURVEY CONTROL <br /> <br />1273.562 <br /> <br />4178.34 <br /> <br />(feet) <br /> <br />(meters) <br /> <br />ADJ UNCH <br />