ISDC END OF REVOLUTION REPORT (NRT)
REVOLUTION 2109 - Report of July 15, 2019
Perigee Passage at start : 2019-07-02T10:37:54
Perigee Passage at end : 2019-07-05T02:25:59
Radiation Belt exit : 37982 km (ijd 7122.5374)
Radiation Belt entrance : 38791 km (ijd 7125.0056)
1. Planning summary
===================
1.1 General remarks
a) 2019-07-02T22:00: 3-hour telemetry outage due to public works along the highway.
Pointings 12 to 18 affected.
b) Pointing 22 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 21090002: '3C 273', 5x5 (2x1998s)
2 pointings: 21090047 -> 21090048, 3997s/3996s (+0s)
- Exposure 21090003: '3C 273', 5x5 (3x1998s)
3 pointings: 21090049 -> 21090051, 9799s/5994s (+1h03m25s)
- Exposure 21090004: 'Dummy pointing', staring (1x900s)
1 pointing: 21090053, 2486s/900s (+26m26s)
- Exposure 21090005: 'Cas A / Tycho SNR', 5x5 (18x3563s)
18 pointings: 21090057 -> 21090074, 65671s/64134s (+25m37s)
- Exposure 21090006: 'Dummy pointing', staring (1x900s)
1 pointing: 21090076, 2500s/900s (+26m39s)
- Pointings with no assigned Exposure
8 pointings: 21090001, 0052, 0054, 0055, 0056, 0075, 0077, 0078
30572s/4354s (+7h16m58s)
2. NRT Data processing
======================
2.1 Telemetry
* TM gaps of more than 30 seconds:
2019-07-02T22:00 - 2019-07-03T01:12
* Frames missed:
2019-07-03T01:12:36 184577 frames missed (1055806323 to 1055990899)
2019-07-03T21:42:17 509 frames missed (1057169575 to 1057170083)
* Statistics: Mean Rate: 15.10 frames/sec (mean)
Frames: 3141244 total
: 0 missed
: 2633248 TM
: 507996 idle
: 0 invalid
Packets: 5280667 total
: 64895 missed
: 5266496 TM
: 0 tcmd
: 14171 time
: 0 idle
: 0 invalid
2.2 Auxiliary files
OLF: 64
ASF: 79
THF: 59
2.3 Pre-processing / OPUS pipelines
Nothing special
* No error
2.5 ISGRI context table
2019-07-04T14:25: IIMG_SDCMOC_D20190702151635_00001.INT sent to MOC
3. Alerts
=========
3.1 All alerts except OOLs and missing scientific data
* Level 3:
100 Can't (re)connect to MOC (ETIMEDOUT). Line and/or TM transmittre not responding
Program / version that has created this alert: rttmd 2.2.0
-> see 1.1.a)
305 IBIS synchronization failed too many times, 3000 times!
Program / version that has created this alert: Preproc 5.8
Directory of alert generation: /isdc2/run/alert/nrt_pp
Preproc seems unable to resynchronize the IBIS time!!! Preproc must be restarted?
-> see 1.1.a)
* Level 2:
603 The pointing hasn't increased by one. From 22 to 9500 (2109_0025_ASF)
-> see 1.1.b)
* Level 1:
604 Exposure time is 13479 sec. instead of 1998 sec.
Pointing ID (BCPPID): 21090012
604 Exposure time is 1263 sec. instead of 1998 sec.
Pointing ID (BCPPID): 21090018
-> see 1.1.a)
3.2 Parameter out of limits -
3.3 Missing scientific data (taken from alert 3050)
IBIS:
-----
ScW: 210900180010
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/2109.000/pod_2109_0001.fits
Received at : 19 Jun 15:33
i EXP_ID OBS_ID SRC_NAME POINT_NUM POINT_LEN
1 21090001 16700060001 3C 273 45 1998
2 21090002 16700060001 3C 273 2 1998
3 21090003 16700060001 3C 273 3 1998
4 21090004 88802290001 Dummy pointing 1 900
5 21090005 15200020003 Cas A / Tycho SNR 18 3563
6 21090006 88802290002 Dummy pointing 1 900
b) Solar activity & miscellaneous
Calm
5.2 IBAS
a) GRB in ISGRI FOV: No
b) GRB in SPI-ACS: No more reported
5.3 TOOs: No
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