ISDC END OF REVOLUTION REPORT (NRT)
REVOLUTION 2741 - Report of February 12, 2024
Perigee Passage at start : 2024-02-07T13:57:30
Perigee Passage at end : 2024-02-10T05:49:37
Radiation Belt exit : 30244 km (ijd 8803.6512)
Radiation Belt entrance : XXXX km (ijd XXXX)
1. Planning summary
===================
1.1 General remarks
a) High radiation, instruments in safe mode.
b) Numerous alerts 605 related to instruments: IBIS, JEM-X 1, JEM-X 2, OMC, SPI.
c) 2024-02-08T12:15: Pointing 20 missed.
d) 2024-02-08T13:38: IREM crash.
e) 2024-02-08T13:55: IREM crash.
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 27410001: 'Perseus1a', 5x5 (15x3334s)
15 pointings: 27410002 -> 27410016, 50103s/50010s (+1m32s)
- Exposure 27410002: 'Cen A', 5x5 (16x3530s)
16 pointings: 27410018 -> 27410033, 54301s/56480s (-36m18s)
Deviations:
27410020 1154/3530s: see 1.1.c)
- Exposure 27410003: 'Gal. Bulge region', hexagon (2x1800s)
2 pointings: 27410035 -> 27410036, 3648s/3600s (+48s)
- Exposure 27410004: 'Gal. Bulge region', hexagon (5x1800s)
5 pointings: 27410037 -> 27410041, 10684s/9000s (+28m03s)
- Exposure 27410005: 'Galactic Center', 5x5 (25x2000s)
25 pointings: 27410043 -> 27410067, 53237s/50000s (+53m57s)
- Exposure 27410006: 'Dummy pointing', staring (1x900s)
1 pointing: 27410071, 11038s/900s (+2h48m58s)
- Pointings with no assigned Exposure
9 pointings: 27410001, 0017, 0034, 0042, 0068, 0069, 0070, 0072,
69992096
18070s/4976s (+3h38m13s)
2. NRT Data processing
======================
2.1 Telemetry
* TM gaps of more than 30 seconds: -
* Frames missed: -
* Statistics: Mean Rate: 16.00 frames/sec (mean)
Frames: 3541502 total
: 0 missed
: 2127704 TM
: 1413798 idle
: 0 invalid
Packets: 4271399 total
: 819 missed
: 4255408 TM
: 0 tcmd
: 15991 time
: 0 idle
: 0 invalid
* No error
2.2 Auxiliary files
OLF: 64
ASF: 74
THF: 62
2.3 Pre-processing / OPUS pipelines
Nothing special
* No error
2.4 ISGRI context table
2024-02-09T17:49: IIMG_SDCMOC_D20240207183902_00001.INT
2024-02-09T20:00: IIMG_SDCMOC_D20240207183902_00002.INT
2nd version provided by IRFU/SAp, Saclay (F)
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: 274100190010
603 The pointing hasn't increased by one. From 19 to 21 (2741_0001_AHF)
-> see 1.1.c)
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.d), 1.1.e)
* Level 1:
605 The mode differ for n sec. from the planning
Numerous alerts for ScWs: 274100180010 - 274100230010,
274100550010 - 274100710010
Affected instruments: IBIS, JEM-X 1, JEM-X 2, OMC, SPI
-> see 1.1.b)
4000 A mode of a sub assambly is not in aggeement with the SPI mode.
ScW: 274100190010
The SPI_PSD_MODE is not in agreement with the SPI mode for 24 sec.
604 Exposure time is 1153 sec. instead of 3530 sec.
Pointing ID (BCPPID): 27410020
-> 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: 274100020010 - 274100710010
V1S_MBOT_MCOUNT
V1S_MLAT_MCOUNT
ScWs: 274100020010 - 274100710010
IOE_MDOS_MMCE4,6
ScWs: 274100590010 - 274100670031
I0S_MEVTCNT_MMCE0,1,3,4,5,6,7
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/2741.000/pod_2741_0001.fits
Received at : Jan 30. 21:19
i EXP_ID OBS_ID SRC_NAME POINT_NUM POINT_LEN
1 27410001 21200090001 Perseus1a 15 3334
2 27410002 20200080003 Cen A 16 3530
3 27410003 21200010001 Gal. Bulge region 2 1800
4 27410004 21200010001 Gal. Bulge region 5 1800
5 27410005 21200070004 Galactic Center 25 2000
6 27410006 88805680001 Dummy pointing 1 900
b) Solar activity & miscellaneous
High radiation
5.2 IBAS: no more reported here
5.3 TOOs: No
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