AF8987 ***********************************************************************
AF8987  FBN         -  This is a Candidate for Federal Base Network Control.
AF8987  DESIGNATION -  YORK RESET
AF8987  PID         -  AF8987
AF8987  STATE/COUNTY-  IL/MCLEAN
AF8987  USGS QUAD   -  FARMER CITY NORTH (1983)
AF8987
AF8987                         *CURRENT SURVEY CONTROL
AF8987  ___________________________________________________________________
AF8987* NAD 83(1997)-  40 17 54.39969(N)    088 41 53.06152(W)     ADJUSTED
AF8987* NAVD 88     -       229.4    (meters)     753.     (feet)  GPS OBS
AF8987  ___________________________________________________________________
AF8987  X           -     110,684.974 (meters)                     COMP
AF8987  Y           -  -4,870,233.595 (meters)                     COMP
AF8987  Z           -   4,103,443.300 (meters)                     COMP
AF8987  LAPLACE CORR-           0.42  (seconds)                    DEFLEC99
AF8987  ELLIP HEIGHT-         197.51  (meters)                     GPS OBS
AF8987  GEOID HEIGHT-         -31.91  (meters)                     GEOID99
AF8987
AF8987  HORZ ORDER  -  B
AF8987  ELLP ORDER  -  FOURTH    CLASS I
AF8987
AF8987.The horizontal coordinates were established by GPS observations
AF8987.and adjusted by the National Geodetic Survey in July 1998.
AF8987
AF8987.The orthometric height was determined by GPS observations and a
AF8987.high-resolution geoid model.
AF8987
AF8987.The X, Y, and Z were computed from the position and the ellipsoidal ht.
AF8987
AF8987.The Laplace correction was computed from DEFLEC99 derived deflections.
AF8987
AF8987.The ellipsoidal height was determined by GPS observations
AF8987.and is referenced to NAD 83.
AF8987
AF8987.The geoid height was determined by GEOID99.
AF8987
AF8987;                    North         East     Units   Scale      Converg.
AF8987;SPC IL E     -   403,201.838   268,990.265   MT  0.99998683 -0 14 09.3
AF8987;UTM  16      - 4,462,265.858   355,682.533   MT  0.99985639 -1 05 54.4
AF8987
AF8987:                Primary Azimuth Mark                     Grid Az
AF8987:SPC IL E     -  YORK AZ MK                               358 34 58.1
AF8987:UTM  16      -  YORK AZ MK                               359 26 43.2
AF8987
AF8987|---------------------------------------------------------------------|
AF8987| PID    Reference Object                     Distance      Geod. Az  |
AF8987|                                                           dddmmss.s |
AF8987| LC0572 YORK RM 1                            11.332 METERS 00139     |
AF8987|        YORK RM 3                            10.902 METERS 00212     |
AF8987| LC0574 YORK RM 2                            16.506 METERS 17938     |
AF8987|        YORK RM 4                            11.695 METERS 26902     |
AF8987| LC0571 YORK AZ MK                                         3582048.8 |
AF8987|---------------------------------------------------------------------|
AF8987
AF8987                          SUPERSEDED SURVEY CONTROL
AF8987
AF8987  NAD 83(1986)-  40 17 54.40684(N)    088 41 53.05897(W) AD(       ) 2
AF8987
AF8987.Superseded values are not recommended for survey control.
AF8987.NGS no longer adjusts projects to the NAD 27 or NGVD 29 datums.
AF8987.See file dsdata.txt to determine how the superseded data were derived.
AF8987
AF8987_MARKER: DS = TRIANGULATION STATION DISK
AF8987_SETTING: 7 = SET IN TOP OF CONCRETE MONUMENT
AF8987_STAMPING: YORK RESET 1959 1977
AF8987_PROJECTION: FLUSH
AF8987_MAGNETIC: N = NO MAGNETIC MATERIAL
AF8987_STABILITY: C = MAY HOLD, BUT OF TYPE COMMONLY SUBJECT TO
AF8987+STABILITY: SURFACE MOTION
AF8987_SATELLITE: THE SITE LOCATION WAS REPORTED AS SUITABLE FOR
AF8987+SATELLITE: SATELLITE OBSERVATIONS - March 13, 1997
AF8987
AF8987  HISTORY     - Date     Condition        Recov. By
AF8987  HISTORY     - 1959     MONUMENTED       CGS
AF8987  HISTORY     - 19970313 GOOD             NGS
AF8987
AF8987                          STATION DESCRIPTION
AF8987
AF8987''DESCRIBED BY NATIONAL GEODETIC SURVEY 1997 (RKB)
AF8987''THE STATION IS LOCATED ABOUT 20 MI (32.2 KM) SOUTHEAST OF BLOOMINGTON
AF8987''AND 4.5 MI (7.2 KM) NORTHWEST OF FARMER CITY.  TO REACH FROM THE
AF8987''JUNCTION OF U.S. HIGHWAYS 136 AND 150, ABOUT 5 MI (8.0 KM) NORTHWEST
AF8987''OF FARMER CITY, GO SOUTHEAST ON HIGHWAY 150 FOR 0.2 MI (0.3 KM) TO A
AF8987''SIDE ROAD RIGHT, COUNTY ROAD 2950E.  ANGLE TO THE RIGHT AND GO SOUTH
AF8987''ON ROAD 2950E FOR 0.7 MI (1.1 KM) TO THE STATION ON THE LEFT.  IT IS
AF8987''71 M (232.9 FT) NORTH OF THE CENTER OF A RAILROAD CROSSING, 5.5 M
AF8987''(18.0 FT) EAST OF THE CENTER OF THE ROAD, 1.5 M (4.9 FT) SOUTH OF A
AF8987''1.0 M (3.3 FT) HIGH GREEN METAL TELEPHONE RISER, AND 0.3 M (1.0 FT)
AF8987''WEST OF A FIBERGLASS WITNESS POST.