run number is 0559. ---------- comments ---------- 50GeV run. ------------------------------ Beam run. Start date is 990920,and time is 143654. Trigger selection is off. Suppressing mode is off Trigger mask system is off. defined number of particle events are 2500 End date is 990920,and time is 145857. Number of all events are 22065. overall rate is 16.678005 Hz. Number of trigger 0 event are 2410.rate is 1.821618 Hz. Number of trigger 1 event are 0.rate is 0.000000 Hz. Number of trigger 2 event are 0.rate is 0.000000 Hz. Number of trigger 3 event are 90.rate is 0.068027 Hz. Number of trigger 4 event are 470.rate is 0.355253 Hz. Number of trigger 5 event are 4654.rate is 3.517763 Hz. Number of trigger 6 event are 3464.rate is 2.618292 Hz. Number of trigger 7 event are 4327.rate is 3.270597 Hz. Number of trigger 8 event are 6650.rate is 5.026455 Hz. Number of trigger 9 event are 0.rate is 0.000000 Hz. Number of trigger 10 event are 0.rate is 0.000000 Hz. Number of trigger 11 event are 0.rate is 0.000000 Hz. ******** Scaler Info. ******** T4T5 2703 T4T5TM 97 Mu Matrix 559