National Geodetic Survey, Retrieval Date = OCTOBER 10, 2017 MZ2081 *********************************************************************** MZ2081 DESIGNATION - BOUNDARY BOUND CT MA NY MZ2081 PID - MZ2081 MZ2081 STATE/COUNTY- NY/COLUMBIA MZ2081 COUNTRY - US MZ2081 USGS QUAD - COPAKE (1953) MZ2081 MZ2081 *CURRENT SURVEY CONTROL MZ2081 ______________________________________________________________________ MZ2081* NAD 83(1996) POSITION- 42 02 59.49107(N) 073 31 17.21234(W) ADJUSTED MZ2081* NAVD 88 ORTHO HEIGHT - 219. (meters) 719. (feet) SCALED MZ2081 ______________________________________________________________________ MZ2081 GEOID HEIGHT - -30.581 (meters) GEOID12B MZ2081 LAPLACE CORR - 11.91 (seconds) DEFLEC12B MZ2081 HORZ ORDER - THIRD MZ2081 MZ2081.The horizontal coordinates were established by classical geodetic methods MZ2081.and adjusted by the National Geodetic Survey in January 1999. MZ2081. MZ2081.The orthometric height was scaled from a topographic map. MZ2081 MZ2081.Significant digits in the geoid height do not necessarily reflect accuracy. MZ2081.GEOID12B height accuracy estimate available here. MZ2081 MZ2081.The Laplace correction was computed from DEFLEC12B derived deflections. MZ2081 MZ2081. The following values were computed from the NAD 83(1996) position. MZ2081 MZ2081; North East Units Scale Factor Converg. MZ2081;SPC CT - 287,796.103 240,934.819 MT 1.00002369 -0 30 41.5 MZ2081;SPC CT - 944,211.05 790,466.99 sFT 1.00002369 -0 30 41.5 MZ2081;SPC MA M - 868,589.946 32,673.326 MT 0.99996800 -1 21 28.3 MZ2081;SPC MA M - 2,849,698.85 107,195.74 sFT 0.99996800 -1 21 28.3 MZ2081;SPC NY E - 357,600.802 231,002.782 MT 0.99998071 +0 39 19.6 MZ2081;SPC NY E - 1,173,228.63 757,881.63 sFT 0.99998071 +0 39 19.6 MZ2081;UTM 18 - 4,656,369.520 622,355.959 MT 0.99978421 +0 59 25.5 MZ2081 MZ2081! - Elev Factor x Scale Factor = Combined Factor MZ2081!SPC CT - 0.99997048 x 1.00002369 = 0.99999417 MZ2081!SPC MA M - 0.99997048 x 0.99996800 = 0.99993848 MZ2081!SPC NY E - 0.99997048 x 0.99998071 = 0.99995119 MZ2081!UTM 18 - 0.99997048 x 0.99978421 = 0.99975470 MZ2081 MZ2081: Primary Azimuth Mark Grid Az MZ2081:SPC CT - ALANDER MOUNT 018 46 18.8 MZ2081:SPC MA M - ALANDER MOUNT 019 37 05.6 MZ2081:SPC NY E - ALANDER MOUNT 017 36 17.7 MZ2081:UTM 18 - ALANDER MOUNT 017 16 11.8 MZ2081 MZ2081_U.S. NATIONAL GRID SPATIAL ADDRESS: 18TXM2235556369(NAD 83) MZ2081 MZ2081|---------------------------------------------------------------------| MZ2081| PID Reference Object Distance Geod. Az | MZ2081| dddmmss.s | MZ2081| MZ2084 ALANDER MOUNT APPROX. 4.4 KM 0181537.3 | MZ2081| MZ2041 CONNECTICUT LINE APPROX. 2.2 KM 0903908.3 | MZ2081|---------------------------------------------------------------------| MZ2081 MZ2081 SUPERSEDED SURVEY CONTROL MZ2081 MZ2081 NAD 83(1996)- 42 02 59.49108(N) 073 31 17.21234(W) AD( ) 3 MZ2081 NAD 83(1992)- 42 02 59.49242(N) 073 31 17.21291(W) AD( ) 3 MZ2081 NAD 83(1992)- 42 02 59.49247(N) 073 31 17.21289(W) AD( ) 3 MZ2081 NAD 83(1986)- 42 02 59.48782(N) 073 31 17.21566(W) AD( ) 3 MZ2081 NAD 27 - 42 02 59.15000(N) 073 31 18.81000(W) AD( ) 3 MZ2081 USSD - 42 02 59.61000(N) 073 31 18.72000(W) AD( ) 3 MZ2081 MZ2081.Superseded values are not recommended for survey control. MZ2081 MZ2081.NGS no longer adjusts projects to the NAD 27 or NGVD 29 datums. MZ2081.See file dsdata.pdf to determine how the superseded data were derived. MZ2081 MZ2081 MZ2081 HISTORY - Date Condition Report By MZ2081 HISTORY - 1837 MONUMENTED MAGS MZ2081 HISTORY - 20100603 GOOD GEOCAC MZ2081 MZ2081 STATION DESCRIPTION MZ2081 MZ2081'DESCRIBED BY GEOCACHING 2010 (RG) MZ2081'THE MARK IS A ROUGH 6 INCH BY 6 INCH GRANITE MONUMENT STANDING ABOUT MZ2081'10 INCHES ABOVE THE GROUND. THIS MONUMENT MARKS THE POSITION OF THE MZ2081'OLD SW CORNER OF MASSACHUSETTS AND THE CURRENT NW CORNER OF DUTCHESS MZ2081'COUNTY, AND THE NW CORNER OF THE TOWN OF MILLERTOWN NY. IT LIES ABOUT MZ2081'1/4 MILE SOUTH OF THE VILLAGE OF BOSTON CORNER IN THE TOWN OF ANCRAM MZ2081'NY IN COLUMBIA COUNTY. MZ2081' MZ2081'THE POSITION WAS MONUMENTED IN 1731 BY THE COLONIES OF CONNECTICUT AND MZ2081'NEW YORK, BEING 20 MILES FROM THE HUDSON RIVER ON THE SOUTH LINE OF MZ2081'MASSACHUSETTS. THE 1731 MONUMENT WAS THE STARTING POINT OF THE WEST MZ2081'LINE OF MASSACHUSETTS AS AGREED UPON IN 1773 AND ESTABLISHED IN 1787. MZ2081'IN 1837 THE POINT WAS SURVEYED BY SIMEON BORDEN IN HIS TRIANGULATION MZ2081'OF MASSACHUSETTS WHICH ESTABLISHED ITS GEODETIC POSITION. MZ2081'IN 1853 THE SMALL TRIANGLE OF LAND CALLED BOSTON CORNER NORTH AND EAST MZ2081'OF THIS POINT WAS CEDED BY MASSACHUSETTS TO NEW YORK FROM WHICH TIME MZ2081'THE POINT LAY ENTIRELY IN NEW YORK. MZ2081' MZ2081'TO REACH THE STATION FROM THE INTERSECTION OF NY ROUTE 22 AND NY ROUTE MZ2081'344 IN COPAKE FALLS, GO SOUTH ON NY ROUTE 22 5.2 MILES TO A GATED MZ2081'GRAVEL ROAD ON THE LEFT (EAST). PROCEED ON FOOT ABOUT 1/4 MILE EAST, MZ2081'CIRCLING AROUND TO THE EASTERNMOST SIDE OF A GRAVEL PIT. PROCEED MZ2081'EASTWARD THROUGH BRUSH ABOUT 50 FEET TO A FAINT WOODS ROAD RUNNING MZ2081'APPROXIMATELY NORTH-SOUTH. MZ2081'PROCEED ABOUT 200 FEET SOUTH ON THIS WOODS ROAD TO THE MONUMENT ON THE MZ2081'RIGHT. A METAL WITNESS POST STANDS NEXT TO THE MONUMENT AND A ROUGH MZ2081'STONE WALL, RUNNING ALONG THE WEST SIDE OF THE WOODS ROAD, STANDS JUST MZ2081'WEST OF THE MONUMENT. A HAND-HELP GPS WOULD BE HELPFUL IN LOCATING MZ2081'THE MONUMENT MZ2081' MZ2081'THE MONUMENT APPEARS TO BE UNMARKED BUT WITH A FAINT DEPRESSION IN THE MZ2081'CENTER OF THE TOP. MZ2081' MZ2081'REPORT SUBMITTED BY R. GARLAND.