National Geodetic Survey, Retrieval Date = JANUARY 11, 2003 KT1989 *********************************************************************** KT1989 DESIGNATION - IRON PEAK LOOKOUT TOWER KT1989 PID - KT1989 KT1989 STATE/COUNTY- CA/MENDOCINO KT1989 USGS QUAD - IRON PEAK (1994) KT1989 KT1989 *CURRENT SURVEY CONTROL KT1989 ___________________________________________________________________ KT1989* NAD 83(1992)- 39 48 30.58195(N) 123 28 52.97981(W) ADJUSTED KT1989* NAVD 88 - KT1989 ___________________________________________________________________ KT1989 EPOCH DATE - 1991.35 KT1989 LAPLACE CORR- 1.96 (seconds) DEFLEC99 KT1989 GEOID HEIGHT- -29.29 (meters) GEOID99 KT1989 KT1989 HORZ ORDER - THIRD KT1989 KT1989.The horizontal coordinates were established by classical geodetic methods KT1989.and adjusted by the National Geodetic Survey in March 1994. KT1989.The horizontal coordinates are valid at the epoch date displayed above. KT1989.The epoch date for horizontal control is a decimal equivalence KT1989.of Year/Month/Day. KT1989 KT1989 KT1989.The Laplace correction was computed from DEFLEC99 derived deflections. KT1989 KT1989.The geoid height was determined by GEOID99. KT1989 KT1989; North East Units Scale Converg. KT1989;SPC CA 2 - 738,797.097 1,873,152.616 MT 0.99999442 -0 56 02.3 KT1989;SPC CA 2 - 2,423,870.14 6,145,501.54 sFT 0.99999442 -0 56 02.3 KT1989;UTM 10 - 4,406,613.210 458,794.621 MT 0.99962090 -0 18 29.5 KT1989 KT1989 SUPERSEDED SURVEY CONTROL KT1989 KT1989 NAD 83(1986)- 39 48 30.57391(N) 123 28 52.96989(W) AD(1984.00) 4 KT1989 NAD 27 - 39 48 31.00850(N) 123 28 48.83670(W) AD( ) 3 KT1989 KT1989.Superseded values are not recommended for survey control. KT1989.NGS no longer adjusts projects to the NAD 27 or NGVD 29 datums. KT1989.See file dsdata.txt to determine how the superseded data were derived. KT1989 KT1989_U.S. NATIONAL GRID SPATIAL ADDRESS: 10SDK5879506613(NAD 83) KT1989_MARKER: 57 = LOOKOUT TOWER KT1989 KT1989 HISTORY - Date Condition Report By KT1989 HISTORY - UNK FIRST OBSERVED KT1989 KT1989 STATION DESCRIPTION KT1989 KT1989'DESCRIBED UNK KT1989'RECOVERED AS DESCRIBED.