Monthly FOS Trending Report:  Day 95.002:00:00 - 95.029:23:59

                                             Cycle Summary

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

           SAFE            1   54.08      35    2193.31        n/a        n/a
           HOLD          n/a  327.62      n/a  21121.05        n/a        n/a
          Red LV          15  149.02      626   6097.72         ~          ~
         Blue LV          13  141.28      650   7918.31         ~          ~
          Red HV          21  115.01      771   3730.20         ~          ~
         Blue HV          21   82.72      886   4236.29         ~          ~
        Cal lamp A         7    0.07      640     23.50         ~      500 hours
        Cal lamp B        12    0.10     1592     22.76         ~      500 hours
        Taled/Ion          2    0.11      613     206.06        ~          ~
        Ent Door          251   n/a      9033     n/a         20000       n/a
        Apt Wheel         106   n/a      4375     n/a       30k (90deg)   n/a
           FGW            210   n/a      7519     n/a       54k (90deg)   n/a
        Pol Wheel          1    n/a      2500     n/a      100k(22.5deg)  n/a
 Red anomolous uP resets   x    n/a        1      n/a          n/a        n/a 
 Blue spurious uP resets   1    n/a       49      n/a          n/a        n/a
Blue anomolous uP resets   x    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     4.92     4.97     5.03
Red side Quiet Supply (Volts)        7.80     7.89     7.97     8.05     8.20
Red side High Voltage (KVolts)        ~      21.47    21.84    21.86      ~
Red side High Voltage Cur (uAmps)     ~      22.75    23.19    23.53      ~
Red  Discriminator Voltage (Volts)    ~       4.08     4.11     4.12      ~
Blue side Logic Supply (Volts)       4.87     4.93     4.97     5.00     5.07 
Blue side Quiet Supply (Volts)       7.80     7.95     8.02     8.11     8.20 
Blue side High Voltage (KVolts)       ~      21.37    22.78    22.84      ~
Blue side High Voltage Cur (uAmps)    ~      21.27    22.68    23.14      ~
Blue  Discriminator Voltage (Volts)   ~       4.00     4.23     4.24      ~
Calibration lamp A voltage (volts)    ~     210.34   211.67   212.32      ~
Calibration lamp A current (uAmps)   8.00    10.41    10.41    10.47    12.00
Calibration lamp B voltage (Volts)    ~     208.35   208.86   212.32      ~
Calibration lamp B current (uAmps)   8.00    10.41    10.41    10.41    12.00


                                           Miscellaneous  Summary

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

Red Tot Accumulated Counts 1.46E+07 1.94E+08 4.03E+08 6.08E+10 1.20E+08 1.00E+15
Blu Tot Accumulated Counts 6.25E+07 8.28E+08 6.25E+07 5.79E+10 1.20E+08 1.00E+15
   Overlite Red SAA        2.36E+06 1.21E+07 2.69E+08 1.51E+09 1.20E+08   n/a
  Overlite Blue SAA        1.83E+04 1.94E+06 3.61E+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     1.98E+03    3.62E+02    171.56     32.53       0      15
Blue Dark Counts    1.85E+03    2.71E+02    232.00     24.42       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: January 1995 Cycle and Voltage Summary