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ISDCCDCI
INTEGRAL Science Data Centre

ISDC END OF REVOLUTION REPORT (NRT)
REVOLUTION 2669 - Report of August 03, 2023


                                                              
 Perigee Passage at start : 2023-07-31T01:18:21
 Perigee Passage at end   : 2023-08-02T17:10:50
 Radiation Belt exit      : 29777 km (ijd 8612.1218)
 Radiation Belt entrance  : 40198 km (ijd 8614.6150)

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

 1.1 General remarks
 
 a) 2023-08-01T21:40: PICsIT reset.

 b) 2023-08-01T23:50: IREM crash.

 c) Numerous alerts 605 related to instruments: IBIS, JEM-X 1, JEM-X 2, OMC.

 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 26690001: 'Cen A', 5x5 (2x3530s) 2 pointings: 26690002 -> 26690003, 7124s/7060s (+1m03s)
  • Exposure 26690002: 'Cen A', 5x5 (24x3530s) 24 pointings: 26690004 -> 26690027, 87121s/84720s (+40m01s)
  • Exposure 26690003: 'Orion_2', 5x5 (5x3334s) 5 pointings: 26690031 -> 26690035, 16630s/16670s (-39s)
  • Exposure 26690004: 'Orion_2', 5x5 (21x3334s) 21 pointings: 26690036 -> 26690056, 80317s/70014s (+2h51m43s)
  • Pointings with no assigned Exposure 6 pointings: 26690001, 0028, 0029, 0030, 0057, 0058 19529s/3110s (+4h33m38s)
2. NRT Data processing ====================== 2.1 Telemetry * TM gaps of more than 30 seconds: 2023-08-01T15:19:28 * Frames missed: - * Statistics: Mean Rate: 15.99 frames/sec (mean) Frames: 3529065 total : 0 missed : 2280955 TM : 1248110 idle : 0 invalid Packets: 4577819 total : 1743 missed : 4561910 TM : 0 tcmd : 15909 time : 0 idle : 0 invalid * No error 2.2 Auxiliary files OLF: 64 ASF: 59 THF: 28 2.3 Pre-processing / OPUS pipelines Nothing special * No error 2.4 ISGRI context table 2023-08-02T05:08: IIMG_SDCMOC_D20230731055702_00001.INT 3. Alerts ========= 3.1 All alerts except OOLs and missing scientific data * Level 2: 7000 IREM STANDARD MODE Program / version that has created this alert: Preproc 5.8 Directory of alert generation: /isdc2/run/alert/nrt_pp IREM SHOULD BE IN INTEGRAL MODE AT ANYTIME, Please verify it's expected to get this mode! -> see 1.1.b) 510 Revolution 2669 has low number (4748) of TIME_CORRELATION records Program / version that has created this alert: Pipeline - ADP Directory of alert generation: /isdc/run2/pipelines/adp/adp/scratch/202321418_OLF * Level 1: 605 The mode differ for n sec. from the planning Numerous alerts for ScWs: 266900390010 - 266900460010 Affected instruments: IBIS, JEM-X 1, JEM-X 2, OMC -> see 1.1.c) 3.2 Parameter out of limits IBIS: ----- Due to Solar minimum, the IBIS veto limits are not appropriate resulting in too many alerts ScWs: 266900020010 - 266900560010 V1S_MBOT_MCOUNT V1S_MLAT_MCOUNT ScWs: 266900020010 - 266900560010 IOE_MDOS_MMCE4,6 PICsIT reset in ScW: 266900400010 P0S_MM[1-8]LTC1 P0S_MM[1-8]LTC2 P0S_MM[1-8]RTC1 P0S_MM[1-8]RTC2 P0E_MMMCRER -> see 1.1.a) 3.3 Missing scientific data (taken from alert 3050) IBIS: ----- ScWs: 266900410010, 266900420010 These data structures are missing: PICS-SIMH-RAW (or ALL) for mode Observation standard (41) PICS-SISH-RAW (or ALL) for mode Observation standard (41) 4. Instruments checks (IOSM) ===================== Nothing special 5. Science ========== 5.1 Summary a) Planned observations Last POD file: /isdc/nrt2/ops/aux/adp/2669.000/pod_2669_0001.fits Received at : Jul 24. 16:15 i EXP_ID OBS_ID SRC_NAME POINT_NUM POINT_LEN 1 26690001 20200080003 Cen A 2 3530 2 26690002 20200080003 Cen A 24 3530 3 26690003 20200120002 Orion_2 5 3334 4 26690004 20200120002 Orion_2 21 3334 b) Solar activity & miscellaneous Calm 5.2 IBAS: no more reported here 5.3 TOOs: No