Monthly FOS Trending Report:  Day 95.247:00:00 - 95.274:23:59

                                             Cycle Summary

                        This Period    Total Since Launch     Design Lifetime
                        Cycles Hours     Cycles  Hours*       Cycles     Hours

           SAFE            0    0.00      35    2193.31        n/a        n/a
           HOLD          n/a  416.14      n/a  23962.17        n/a        n/a
          Red LV           7  128.60      699   7427.43         ~          ~
         Blue LV           7  127.26      720   9627.48         ~          ~
          Red HV          16   47.98      892   4358.59         ~          ~
         Blue HV          13   41.19     1007   4816.18         ~          ~
        Cal lamp A        20    0.24      751     27.76         ~      500 hours
        Cal lamp B        56    0.67     2076     38.85         ~      500 hours
        Taled/Ion          2    0.11     6372    213.24         ~          ~
        Ent Door          79    n/a     10387     n/a         20000       n/a
        Apt Wheel         82    n/a      5114     n/a       30k (90deg)   n/a
           FGW            91    n/a      8611     n/a       54k (90deg)   n/a
        Pol Wheel         25    n/a      2682     n/a      100k(22.5deg)  n/a
 Red anomolous uP resets   0    n/a        1      n/a          n/a        n/a 
 Blue spurious uP resets   2    n/a       59      n/a          n/a        n/a
Blue anomolous uP resets   0    n/a        1      n/a          n/a        n/a


                                    Voltage and Current Summary  (This Period)

                                  Low Limit Minimum  Average  Maximum High Limit

Red side Logic Supply (Volts)        4.83     4.90     4.93     4.97     5.03
Red side Quiet Supply (Volts)        7.80     7.89     7.99     8.00     8.20
Red side High Voltage (KVolts)        ~      21.47    21.86    21.86      ~
Red side High Voltage Cur (uAmps)     ~      22.75    23.20    23.53      ~
Red  Discriminator Voltage (Volts)    ~       4.08     4.10     4.12      ~
Blue side Logic Supply (Volts)       4.87     4.93     4.96     5.00     5.07 
Blue side Quiet Supply (Volts)       7.80     7.95     8.04     8.05     8.20 
Blue side High Voltage (KVolts)       ~      21.37    22.76    22.84      ~
Blue side High Voltage Cur (uAmps)    ~      21.27    22.73    23.14      ~
Blue  Discriminator Voltage (Volts)   ~       4.00     4.23     4.24      ~
Calibration lamp A voltage (volts)    ~     210.34   211.11   212.32      ~
Calibration lamp A current (mAmps)   8.00    10.41    10.45    10.47    12.00
Calibration lamp B voltage (Volts)    ~     208.35   208.75   212.32      ~
Calibration lamp B current (mAmps)   8.00    10.41    10.42    10.47    12.00


                                           Miscellaneous  Summary

                              This Period      Since Launch^
                             Max     Total     Max     Total   Max Lim Total Lim

Red Tot Accumulated Counts 3.05E+07 2.66E+08 4.03E+08 7.28E+10 1.20E+08 1.00E+15
Blu Tot Accumulated Counts 1.72E+07 3.44E+08 9.54E+07 8.94E+10 1.20E+08 1.00E+15
   Overlite Red SAA        4.88E+06 1.26E+07 2.69E+08 1.76E+09 1.20E+08   n/a
  Overlite Blue SAA        1.90E+06 2.71E+06 3.75E+07 1.03E+14 1.20E+08   n/a


                       Detector Dark Count Summary (This Period)

                                                             New Bad Tot Bad 
                   Max (Cnts)  Avg (Cnts)  Std. Dev. Time (hrs)  Chnls   Chnls
Red Dark Counts     1.87E+03    3.47E+02    161.41     14.15       0      15
Blue Dark Counts    1.90E+03    2.50E+02    142.41     16.12       0      26



Limits defined as nominal operating limits, not action or health and safety limits.
~  Engineering Data Analysis not fully defined at this time.: n/a Not Applicable
*  Total hours since Nov 1,1990 only
^  Total since April 1, 1991 only. 


              Table FOS-T1: September 1995 Cycle and Voltage Summary