********************************************************************************
               **  ISDC END OF REVOLUTION REPORT  (NRT)  **  
                      
                   REVOLUTION  2626 - Report of April 17, 2023
********************************************************************************
                                                              
 Perigee Passage at start : 2023-04-07T15:44:44
 Perigee Passage at end   : 2023-04-10T07:35:12
 Radiation Belt exit      : 25072 km (ijd 8497.7090)
 Radiation Belt entrance  : 35134 km (ijd 8500.2330)

 1. Planning summary
 ===================

 1.1 General remarks -

 1.2 Pointings summary

   Remarks: Exposure info from POD. Pointing info from TSF. 
 - Durations in exec/planned format; data gaps and bad time intervals not excluded from total time.
 - Deviations: only unexpected deviations >30 secs for pointings assigned to an exposure reported;
   expected deviations (first & last pointings of an exposure longer than planned) not reported. 
*** Exposure 26260001: '4U 1630-47', 5x5 (40x2000s)
    40 pointings: 26260004 -> 26260043, 79789s/80000s (-3m31s)

*** Exposure 26260002: '4U 1630-47', 5x5 (3x2000s)
    3 pointings: 26260044 -> 26260046, 8040s/6000s (+34m00s)

*** Exposure 26260003: '4U 1630-47', 5x5 (4x2000s)
    4 pointings: 26260047 -> 26260050, 10742s/8000s (+45m41s)

*** Exposure 26260004: '4U 1630-47', 5x5 (3x2000s)
    3 pointings: 26260051 -> 26260053, 7860s/6000s (+31m00s)

*** Exposure 26260005: 'M81 field', 5x5 (20x3572s)
    20 pointings: 26260057 -> 26260076, 76483s/71440s (+1h24m03s)

*** Pointings with no assigned Exposure
    10 pointings: 26260001, 0002, 0003, 0054, 0055, 0056, 0077, 0078,
                      69992096, 0080
                  19699s/5598s (+3h55m00s)

 2. NRT Data processing
 ======================

 2.1 Telemetry
 
 * TM gaps of more than 30 seconds: 
  2023-04-08T02:40:22 
  2023-04-08T02:41:23 
  2023-04-08T05:25:29 
  2023-04-08T06:01:20 
  2023-04-08T06:22:15 

 * Frames missed: 
  2023-04-08T02:40:25 1516 frames missed (955494234 to 955495749)
  2023-04-08T02:41:25 925 frames missed (955495786 to 955496710)
  2023-04-08T05:25:29 566 frames missed (955653648 to 955654213)
  2023-04-08T06:01:20 527 frames missed (955688113 to 955688639)
  2023-04-08T06:22:15 587 frames missed (955708124 to 955708710) 

 * Statistics:   Mean Rate: 15.96  frames/sec (mean)
 
    Frames:  3563340 total
          :  0 missed
          :  2452072 TM
          :  1111268 idle
          :  0 invalid
 
    Packets:  4920233 total
           :  13438 missed
           :  4904144 TM
           :  0 tcmd
           :  16089 time
           :  0 idle
           :  0 invalid

 * No error 

 2.2 Auxiliary files

     OLF: 64
     ASF: 81
     THF: 63
                                                           	 
 2.3 Pre-processing / OPUS pipelines

     Nothing special

 * No error 

 2.4 ISGRI context table

     2023-04-09T19:37: IIMG_SDCMOC_D20230407202301_00001.INT
 
 3. Alerts 
 =========

 3.1 All alerts except OOLs and missing scientific data

   * Level 2:

2002 At least one HK (configuration) parameter changed unexpectedly
     Program / version that has created this alert:  osm_const_param 1.0.1
     ScW: 262600700010

 3.2 Parameter out of limits 

     IBIS:
     -----
     Due to Solar minimum, the IBIS veto limits are not appropriate
     resulting in too many alerts

     ScWs: 262600040010 - 262600760010
     V1S_MBOT_MCOUNT
     V1S_MLAT_MCOUNT

     ScWs: 262600040010 - 262600760010
     IOE_MDOS_MMCE4,6

 3.3 Missing scientific data  (taken from alert 3050) -

 4. Instruments checks (IOSM)  
 =====================

    Nothing special
  
 5. Science
 ==========

 5.1 Summary

 a) Planned observations
 
   Last POD file: /isdc/nrt2/ops/aux/adp/2626.000/pod_2626_0005.fits
   Received at  : Apr 5. 09:46
  
   i  EXP_ID    OBS_ID     SRC_NAME           POINT_NUM   POINT_LEN  

   1 26260001 20700080001 4U 1630-47               40        2000 
   2 26260002 20700080001 4U 1630-47                3        2000 
   3 26260003 20700080001 4U 1630-47                4        2000 
   4 26260004 20700080001 4U 1630-47                3        2000 
   5 26260005 20200200004 M81 field                20        3572 
 
 b) Solar activity & miscellaneous
    
    Calm
    
 5.2 IBAS: no more reported here
  
 5.3 TOOs: No