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ISDCCDCI
INTEGRAL Science Data Centre

ISDC END OF REVOLUTION REPORT (NRT)
REVOLUTION 2391 - Report of July 28, 2021


                                                              
 Perigee Passage at start : 2021-07-21T12:19:10
 Perigee Passage at end   : 2021-07-24T04:09:16
 Radiation Belt exit      : 23726 km (ijd 7872.5610)
 Radiation Belt entrance  : 41550 km (ijd 7875.0710)

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

 1.1 General remarks
 
 a) Eclipse season.

 b) 2021-07-22T17:59: PICsIT reset.

 c) 2021-07-23T21:03: Pointing 74 missed.

 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 23910001: 'Cyg X-1', 5x5 (16x3479s) 16 pointings: 23910002 -> 23910017, 55544s/55664s (-2m00s)
  • Exposure 23910002: 'Dummy pointing', staring (1x900s) 1 pointing: 23910019, 962s/900s (+1m01s)
  • Exposure 23910003: 'Ecliptic_9', 5x5 (13x2927s) 13 pointings: 23910021 -> 23910033, 38119s/38051s (+1m08s)
  • Exposure 23910004: 'Ecliptic_9', 5x5 (5x2927s) 5 pointings: 23910034 -> 23910038, 18372s/14635s (+1h02m16s)
  • Exposure 23910005: 'Gal. Plane, l= 304', 5x5 (17x1800s) 17 pointings: 23910040 -> 23910056, 30665s/30600s (+1m04s)
  • Exposure 23910006: 'Gal. Plane, l= 294', 5x5 (17x1800s) 17 pointings: 23910058 -> 23910074, 29358s/30600s (-20m42s) Deviations: 23910074 560/1800s: see 1.1.c)
  • Exposure 23910007: 'Dummy pointing', staring (1x900s) 1 pointing: 23910076, 961s/900s (+1m00s)
  • Exposure 23910008: 'Dummy pointing', staring (1x900s) 1 pointing: 23910078, 5036s/900s (+1h08m55s)
  • Pointings with no assigned Exposure 9 pointings: 23910001, 0018, 0020, 0039, 0057, 0075, 0077, 0079, 69992096 15243s/7041s (+2h16m41s)
2. NRT Data processing ====================== 2.1 Telemetry * TM gaps of more than 30 seconds: 2021-07-22T21:52:45 2021-07-22T21:53:16 2021-07-24T03:40:35 * Frames missed: - * Statistics: Mean Rate: 16.05 frames/sec (mean) Frames: 3626280 total : 0 missed : 2984432 TM : 641848 idle : 0 invalid Packets: 5985196 total : 2630 missed : 5968864 TM : 0 tcmd : 16332 time : 0 idle : 0 invalid * No error 2.2 Auxiliary files OLF: 63 ASF: 81 THF: 65 2.3 Pre-processing / OPUS pipelines Nothing special * No error 2.4 ISGRI context table 2021-07-23T15:18: IIMG_SDCMOC_D20210721161100_00001.INT 2021-07-23T20:30: IIMG_SDCMOC_D20210721161100_00002.INT 2nd version provided by IRFU/SAp, Saclay (F) 3. Alerts ========= 3.1 All alerts except OOLs and missing scientific data * Level 2: 603 The pointing hasn't increased by one. From 73 to 75 (2391_0001_AHF) -> see 1.1.c) * Level 1: 604 Exposure time is 561 sec. instead of 1800 sec. Pointing ID (BCPPID): 23910074 -> see 1.1.c) 3041 Check NEW context from orbit 2391 (on 2021-07-21T16:11:00) Program / version that has created this alert: ibis_isgr_low_thres 7.8 Directory of alert generation: /isdc/run2/pipelines/nrt/nrtrev/scratch/2391_20210721161100_00_ilt Number of DEAD: 925 (limit is 890) Number NEW DEAD: 3 (limit is 9) 3.2 Parameter out of limits OMC: ---- Due to eclipse season Science Window ID: 239100000012, 239100800031, 239100000021 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: 239100020010 - 239100780010 V1S_MBOT_MCOUNT V1S_MLAT_MCOUNT ScWs: 239100020010 - 239100780010 IOE_MDOS_MMCE4,6 PICsIT reset in ScW: 23910028021 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.d) 3.3 Missing scientific data (taken from alert 3050) IBIS: ----- ScW: 239100730010 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/2391.000/pod_2391_0001.fits Received at : 9 Jul 17:28 i EXP_ID OBS_ID SRC_NAME POINT_NUM POINT_LEN 1 23910001 18200180001 Cyg X-1 16 3479 2 23910002 88804400001 Dummy pointing 1 900 3 23910003 18200040010 Ecliptic_9 13 2927 4 23910004 18200040010 Ecliptic_9 5 2927 5 23910005 18200080157 Gal. Plane, l= 304 17 1800 6 23910006 18200080156 Gal. Plane, l= 294 17 1800 7 23910007 88804400002 Dummy pointing 1 900 8 23910008 88804400003 Dummy pointing 1 900 b) Solar activity & miscellaneous Calm 5.2 IBAS: no more reported here 5.3 TOOs: No