FTS Report on DOY 180

I.  The following are clock offsets, in microseconds between the clocks
at each DSN complex and each complex relative to UTC(NIST).  The offset
is a mean of readings using several GPS space vehicles in common view.


                SPC10     SPC40     SPC60     SPC40     SPC60
                MINUS     MINUS     MINUS     MINUS     MINUS
 MJD   DOY      NIST      NIST      NIST      SPC10     SPC10

53540  170      0.521    -1.508    -1.640    -2.031    -2.157
53541  171      0.508    -1.549    -1.634    -2.046    -2.140
53542  172      0.496    -1.563    -1.631    -2.052    -2.120
53543  173      0.480    -1.591&   -1.620    -2.068&   -2.107
53544  174      0.469    -1.589    -1.613    -2.057    -2.076
53545  175      0.455    -1.564    -1.611    -2.023    -2.066
53546  176      0.447    -1.565    -1.609    -2.013    -2.050
53547  177      0.436    -1.551$   -1.606    -1.987$   -2.029
53548  178      0.422    -1.495    -1.585    -1.909    -2.019
53549  179      0.415    -1.487    -1.581    -1.897    -2.018
53550  180      0.399*   -1.469*   -1.578*   -1.865*   -1.987*
53551  181      0.387*   -1.448*   -1.572*   -1.831*   -1.970*

II.  Frequency Offsets from linear least-squares fits on time-offsets
over the period (53540 to 53549):

|------------------------------|-----------|-------------|-----------|
|                              | DELTA-F/F | UNCERTAINTY | STD. DEV. |
|        MEASUREMENT           |   (E-13)  | (+/- E-13)  |  (nsec.)  |
|------------------------------|-----------|-------------|-----------|
|  SPC10 RELATIVE TO UTC(NIST) |   -1.39   |    0.033    |   2.594   |
|  SPC40 RELATIVE TO UTC(NIST) |   2.411   |     0.42    |  15.133   |
|  SPC60 RELATIVE TO UTC(NIST) |   0.732   |    0.059    |   4.634   |
|  SPC40 RELATIVE TO SPC10     |   3.862   |    0.506    |  18.254   |
|  SPC60 RELATIVE TO SPC10     |   1.926   |    0.097    |    7.58   |
|------------------------------|-----------|-------------|-----------|

III.  Comments:
* Values derived from linear least squares extrapolation or interpolation

& Frequency adjustment made for SPC40 on DOY 173 (MJD 53543)
$ GPS common view files from WWVH in Hawaii missing DOY177
  SPC40 interpolated for that day