JV1979 ***********************************************************************
JV1979  DESIGNATION -  F 82
JV1979  PID         -  JV1979
JV1979  STATE/COUNTY-  MD/FREDERICK
JV1979  USGS QUAD   -  EMMITSBURG (1985)
JV1979
JV1979                         *CURRENT SURVEY CONTROL
JV1979  ___________________________________________________________________
JV1979* NAD 83(1986)-  39 42 44.     (N)    077 18 43.     (W)     SCALED
JV1979* NAVD 88     -       141.125  (meters)     463.01   (feet)  ADJUSTED
JV1979  ___________________________________________________________________
JV1979  GEOID HEIGHT-         -33.34  (meters)                     GEOID99
JV1979  DYNAMIC HT  -         141.049 (meters)     462.76  (feet)  COMP
JV1979  MODELED GRAV-     980,085.7   (mgal)                       NAVD 88
JV1979
JV1979  VERT ORDER  -  SECOND    CLASS 0
JV1979
JV1979.The horizontal coordinates were scaled from a topographic map and have
JV1979.an estimated accuracy of +/- 6 seconds.
JV1979
JV1979.The orthometric height was determined by differential leveling
JV1979.and adjusted by the National Geodetic Survey in June 1991.
JV1979
JV1979.The geoid height was determined by GEOID99.
JV1979
JV1979.The dynamic height is computed by dividing the NAVD 88
JV1979.geopotential number by the normal gravity value computed on the
JV1979.Geodetic Reference System of 1980 (GRS 80) ellipsoid at 45
JV1979.degrees latitude (g = 980.6199 gals.).
JV1979
JV1979.The modeled gravity was interpolated from observed gravity values.
JV1979
JV1979;                    North         East    Units  Estimated Accuracy
JV1979;SPC MD       -   227,120.      373,250.      MT  (+/- 180 meters Scaled)
JV1979
JV1979                          SUPERSEDED SURVEY CONTROL
JV1979
JV1979  NGVD 29     -       141.318  (m)          463.64   (f) ADJUSTED    2 0
JV1979
JV1979.Superseded values are not recommended for survey control.
JV1979.NGS no longer adjusts projects to the NAD 27 or NGVD 29 datums.
JV1979.See file dsdata.txt to determine how the superseded data were derived.
JV1979
JV1979_MARKER: DB = BENCH MARK DISK
JV1979_SETTING: 7 = SET IN TOP OF CONCRETE MONUMENT
JV1979_STAMPING: F 82 1942
JV1979_STABILITY: C = MAY HOLD, BUT OF TYPE COMMONLY SUBJECT TO
JV1979+STABILITY: SURFACE MOTION
JV1979
JV1979  HISTORY     - Date     Condition        Recov. By
JV1979  HISTORY     - 1942     MONUMENTED       CGS
JV1979  HISTORY     - 1990     GOOD             USPSQD
JV1979
JV1979                          STATION DESCRIPTION
JV1979
JV1979''DESCRIBED BY COAST AND GEODETIC SURVEY 1942
JV1979''1 MI NE FROM EMMITSBURG.
JV1979''1.0 MILE NORTHEAST ALONG U.S. HIGHWAY 15 FROM THE POST OFFICE AT
JV1979''EMMITSBURG, FREDERICK COUNTY, 74 FEET SOUTHWEST OF THE SOUTHWEST
JV1979''CORNER OF A TWO-STORY YELLOW HOUSE, 48.5 FEET SOUTHWEST OF A
JV1979''POLE, 30.4 FEET SOUTHEAST OF THE CENTER LINE OF THE HIGHWAY, 7.9
JV1979''FEET NORTH OF A 6-INCH LOCUST TREE, AND 6.5 FEET EAST OF A FENCE
JV1979''CORNER.  A STANDARD DISK, STAMPED F 82 1942 AND SET IN THE TOP
JV1979''OF A CONCRETE POST.
JV1979
JV1979                          STATION RECOVERY (1990)
JV1979
JV1979''RECOVERY NOTE BY US POWER SQUADRON 1990 (NH)
JV1979''RECOVERED IN GOOD CONDITION.