ISDC END OF REVOLUTION REPORT (NRT)
REVOLUTION 2639 - Report of May 15, 2023

                                                              
 Perigee Passage at start : 2023-05-12T05:49:57
 Perigee Passage at end   : 2023-05-14T21:42:27
 Radiation Belt exit      : 33901 km (ijd 8532.3239)
 Radiation Belt entrance  : 40568 km (ijd 8534.8020)

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

 1.1 General remarks
 
 a) Eclipse season.

 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 26390001: 'GRS 1915+105', 5x5 (25x3600s)
    25 pointings: 26390004 -> 26390028, 89980s/90000s (-20s)

 Exposure 26390002: 'Gal. Plane, l= 248', 5x5 (10x1800s)
    10 pointings: 26390032 -> 26390041, 18018s/18000s (+18s)

 Exposure 26390003: 'Gal. Plane, l= 248', 5x5 (15x1800s)
    15 pointings: 26390042 -> 26390056, 28583s/27000s (+26m23s)

 Exposure 26390004: 'Gal. Plane, l= 238', 5x5 (23x1800s)
    23 pointings: 26390058 -> 26390080, 48107s/41400s (+1h51m47s)

 Pointings with no assigned Exposure
    9 pointings: 26390001, 0002, 0003, 0029, 0030, 0031, 0057, 0081,
                     69992096
                 23092s/6910s (+4h29m42s)

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

 2.1 Telemetry
 
 * TM gaps of more than 30 seconds: 
  2023-05-13T05:29:45 
  2023-05-13T05:37:24 
  2023-05-13T05:45:40 
  2023-05-13T05:52:32 
  2023-05-13T06:25:30 
  2023-05-13T19:51:16 

 * Frames missed: 
  2023-05-13T05:29:46 793 frames missed (1000884907 to 1000885699)
  2023-05-13T05:37:26 7073 frames missed (1000885984 to 1000893056)
  2023-05-13T05:45:42 553 frames missed (1000900440 to 1000900992)
  2023-05-13T05:52:34 565 frames missed (1000907019 to 1000907583)
  2023-05-13T06:25:30 592 frames missed (1000938634 to 1000939225) 

 * Statistics:   Mean Rate: 15.95  frames/sec (mean)
 
    Frames:  3507963 total
          :  0 missed
          :  2254788 TM
          :  1253175 idle
          :  0 invalid
 
    Packets:  4525331 total
           :  14906 missed
           :  4509576 TM
           :  0 tcmd
           :  15755 time
           :  0 idle
           :  0 invalid

 * No error 

 2.2 Auxiliary files

     OLF: 64
     ASF: 83
     THF: 63
                                                           	 
 2.3 Pre-processing / OPUS pipelines

     Nothing special

 * No error 

 2.4 ISGRI context table

     2023-05-14T09:40: IIMG_SDCMOC_D20230512102905_00001.INT
     2023-05-15T09:31: IIMG_SDCMOC_D20230512102905_00002.INT
     2nd version provided by IRFU/SAp, Saclay (F)
 
 3. Alerts 
 =========

 3.1 All alerts except OOLs and missing scientific data

   * Level 2:

3043 List of dead NOT consistent with context (on 2023-05-12T10:29:05)
     Program / version that has created this alert:  ibis_isgr_low_thres 8.3
     Directory of alert generation:  /isdc/run2/pipelines/nrt/nrtrev/scratch/2639_20230512102905_00_ilt
     2 pixel(s) are DEAD in context but reset ON in list
     6 pixel(s) are ON in context but DEAD in list
     0 pixel(s) are DEAD in context,  0 added to list

3044 List of dead has internal mismatch (on 2023-05-12T10:29:05)
     Program / version that has created this alert:  ibis_isgr_low_thres 8.3
     Directory of alert generation:  /isdc/run2/pipelines/nrt/nrtrev/scratch/2639_20230512102905_00_ilt
     1 pixel(s) set DEAD while already dead

 3.2 Parameter out of limits 

     OMC:
     ----
     Due to eclipse season
     Science Window ID: 263900000012, 263900000021
     PCURR__1
     SVOLT___P5
     SVOLT___M5
     SVOLT___P12
     SVOLT___M12
     SVOLT___P36
 
     IBIS:
     -----
     Due to Solar minimum, the IBIS veto limits are not appropriate
     resulting in too many alerts

     ScWs: 263900040010 - 263900800010
     V1S_MBOT_MCOUNT
     V1S_MLAT_MCOUNT

     ScWs: 263900040010 - 263900800010
     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/2639.000/pod_2639_0001.fits
   Received at  : Apr 27. 06:53
  
   i  EXP_ID    OBS_ID     SRC_NAME           POINT_NUM   POINT_LEN  

   1 26390001 20200020005 GRS 1915+105             25        3600 
   2 26390002 20200130098 Gal. Plane, l= 248       10        1800 
   3 26390003 20200130098 Gal. Plane, l= 248       15        1800 
   4 26390004 20200130093 Gal. Plane, l= 238       23        1800 
 
 b) Solar activity & miscellaneous
    
    Calm
    
 5.2 IBAS: no more reported here
  
 5.3 TOOs: No