ISDC END OF REVOLUTION REPORT (NRT)
REVOLUTION 2759 - Report of March 31, 2024
Perigee Passage at start : 2024-03-26T11:05:51
Perigee Passage at end : 2024-03-29T02:55:52
Radiation Belt exit : 32708 km (ijd 8851.5408)
Radiation Belt entrance : 39656 km (ijd 8854.0210)
1. Planning summary
===================
1.1 General remarks
a) 2024-03-27T01:48: Pointing 17 missed.
b) 2024-03-28T14:48: PICsIT reset.
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 27590001: 'Gal. Bulge region', hexagon (7x2000s)
7 pointings: 27590004 -> 27590010, 13974s/14000s (-25s)
- Exposure 27590002: 'Swift J151857.0-5721', 5x5 (24x3400s)
24 pointings: 27590012 -> 27590035, 80987s/81600s (-10m13s)
Deviations:
27590017 2836/3400s: see 1.1.a)
- Exposure 27590003: 'Crab', 5x5 (4x3200s)
4 pointings: 27590039 -> 27590042, 14430s/12800s (+27m10s)
- Exposure 27590004: 'Crab', 5x5 (21x3200s)
21 pointings: 27590043 -> 27590063, 77026s/67200s (+2h43m46s)
- Pointings with no assigned Exposure
9 pointings: 27590001, 0002, 0003, 0011, 0036, 0037, 0038, 0064,
69992096
20644s/7041s (+3h46m43s)
2. NRT Data processing
======================
2.1 Telemetry
* TM gaps of more than 30 seconds:
2024-03-28T08:20:51
* Frames missed:
2024-03-28T08:21:01 681 frames missed (985914398 to 985915078)
* Statistics: Mean Rate: 15.99 frames/sec (mean)
Frames: 3535139 total
: 0 missed
: 2249611 TM
: 1285528 idle
: 0 invalid
Packets: 4515161 total
: 1565 missed
: 4499222 TM
: 0 tcmd
: 15939 time
: 0 idle
: 0 invalid
* No error
2.2 Auxiliary files
OLF: 64
ASF: 65
THF: 61
2.3 Pre-processing / OPUS pipelines
Nothing special
* No error
2.4 ISGRI context table
2024-03-28T14:55: IIMG_SDCMOC_D20240326155009_00001.INT
2024-03-28T15:50: IIMG_SDCMOC_D20240326155009_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 16 to 18 (2759_0001_AHF)
-> see 1.1.a)
* Level 1:
604 Exposure time is 2839 sec. instead of 3400 sec.
Pointing ID (BCPPID): 27590017
-> see 1.1.a)
3.2 Parameter out of limits
IBIS:
-----
Due to Solar minimum, the IBIS veto limits are not appropriate
resulting in too many alerts
ScWs: 275900040010 - 275900630010
V1S_MBOT_MCOUNT
V1S_MLAT_MCOUNT
ScWs: 275900040010 - 275900630010
IOE_MDOS_MMCE4,6
PICsIT reset in ScW: 275900550010
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.b)
3.3 Missing scientific data (taken from alert 3050)
IBIS:
-----
ScW: 275900160010
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/2759.000/pod_2759_0001.fits
Received at : Mär 15. 12:36
i EXP_ID OBS_ID SRC_NAME POINT_NUM POINT_LEN
1 27590001 21200010010 Gal. Bulge region 7 2000
2 27590002 21400160054 Swift J151857.0-5721 24 3400
3 27590003 88604360002 Crab 4 3200
4 27590004 88604360002 Crab 21 3200
b) Solar activity & miscellaneous
Calm
5.2 IBAS: no more reported here
5.3 TOOs: No
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