NB0198 ***********************************************************************
NB0198  DESIGNATION -  Y 109
NB0198  PID         -  NB0198
NB0198  STATE/COUNTY-  NY/CORTLAND
NB0198  USGS QUAD   -  HOMER (1978)
NB0198
NB0198                         *CURRENT SURVEY CONTROL
NB0198  ___________________________________________________________________
NB0198* NAD 83(1986)-  42 37 54.     (N)    076 11 01.     (W)     SCALED
NB0198* NAVD 88     -       344.229  (meters)    1129.36   (feet)  ADJUSTED
NB0198  ___________________________________________________________________
NB0198  GEOID HEIGHT-         -32.66  (meters)                     GEOID99
NB0198  DYNAMIC HT  -         344.115 (meters)    1128.98  (feet)  COMP
NB0198  MODELED GRAV-     980,279.8   (mgal)                       NAVD 88
NB0198
NB0198  VERT ORDER  -  SECOND    CLASS 0
NB0198
NB0198.The horizontal coordinates were scaled from a topographic map and have
NB0198.an estimated accuracy of +/- 6 seconds.
NB0198
NB0198.The orthometric height was determined by differential leveling
NB0198.and adjusted by the National Geodetic Survey in June 1991.
NB0198
NB0198.The geoid height was determined by GEOID99.
NB0198
NB0198.The dynamic height is computed by dividing the NAVD 88
NB0198.geopotential number by the normal gravity value computed on the
NB0198.Geodetic Reference System of 1980 (GRS 80) ellipsoid at 45
NB0198.degrees latitude (g = 980.6199 gals.).
NB0198
NB0198.The modeled gravity was interpolated from observed gravity values.
NB0198
NB0198;                    North         East    Units  Estimated Accuracy
NB0198;SPC NY C     -   292,330.      282,790.      MT  (+/- 180 meters Scaled)
NB0198
NB0198                          SUPERSEDED SURVEY CONTROL
NB0198
NB0198  NGVD 29     -       344.366  (m)         1129.81   (f) ADJ UNCH    2 0
NB0198
NB0198.Superseded values are not recommended for survey control.
NB0198.NGS no longer adjusts projects to the NAD 27 or NGVD 29 datums.
NB0198.See file dsdata.txt to determine how the superseded data were derived.
NB0198
NB0198_MARKER: DB = BENCH MARK DISK
NB0198_SETTING: 7 = SET IN TOP OF CONCRETE MONUMENT
NB0198_STAMPING: Y 109 1935
NB0198_STABILITY: C = MAY HOLD, BUT OF TYPE COMMONLY SUBJECT TO
NB0198+STABILITY: SURFACE MOTION
NB0198
NB0198  HISTORY     - Date     Condition        Recov. By
NB0198  HISTORY     - 1935     MONUMENTED       CGS
NB0198  HISTORY     - 1942     GOOD             NGS
NB0198  HISTORY     - 19910110 MARK NOT FOUND   USPSQD
NB0198
NB0198                          STATION DESCRIPTION
NB0198
NB0198''DESCRIBED BY NATIONAL GEODETIC SURVEY 1942
NB0198''0.4 MI S FROM HOMER.
NB0198''0.4 MILE SOUTH ALONG THE ERIE-LACKAWANNA RAILROAD FROM THE STATION
NB0198''AT HOMER, CORTLAND COUNTY, 300 FEET SOUTH OF MILEPOST 237, AT THE
NB0198''CROSSING OF CENTER STREET, 58.5 FEET SOUTHWEST OF THE CENTER OF THE
NB0198''CROSSING, 40.5 FEET SOUTH OF THE CENTERLINE OF THE STREET, 25 FEET
NB0198''WEST OF THE WEST RAIL OF THE WEST MAIN TRACK, 2 FEET EAST OF THE
NB0198''RIGHT-OF-WAY FENCE, 3 FEET NORTH OF A WHITE WOODEN WITNESS POST, 1
NB0198''FOOT HIGHER THAN THE STREET, AND LEVEL WITH THE TRACK. A STANDARD
NB0198''DISK, STAMPED Y 109 1935 AND SET IN THE TOP OF A CONCRETE
NB0198''POST PROJECTING
NB0198''0.4 FOOT ABOVE GROUND.
NB0198
NB0198                          STATION RECOVERY (1991)
NB0198
NB0198''RECOVERY NOTE BY US POWER SQUADRON 1991 (RHS)
NB0198''MARK NOT FOUND.