ISDC END OF REVOLUTION REPORT (NRT)
REVOLUTION 2449 - Report of December 25, 2021
Perigee Passage at start : 2021-12-22T19:11:02
Perigee Passage at end : 2021-12-25T11:00:30
Radiation Belt exit : 23266 km (ijd 8026.8460)
Radiation Belt entrance : 67308 km (ijd 8029.2470)
1. Planning summary
===================
1.1 General remarks
a) Eclipse season.
b) 2021-12-23T22:39: Pointing 25, 26, 27 missed.
c) 2021-12-24T09:44: 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 24490001: 'Cyg X-1', 5x5 (12x3479s)
12 pointings: 24490004 -> 24490015, 41731s/41748s (-17s)
- Exposure 24490002: 'M81', 5x5 (13x3572s)
13 pointings: 24490017 -> 24490029, 46653s/46436s (+3m37s)
Deviations:
24490025 8286/3572s: see 1.1.b)
24490026 0/3572s: see 1.1.b)
24490027 2690/3572s: see 1.1.b)
- Exposure 24490003: 'Gal. Plane, l= 244', 5x5 (3x1800s)
3 pointings: 24490031 -> 24490033, 7472s/5400s (+34m31s)
- Exposure 24490004: 'Gal. Plane, l= 244', 5x5 (22x1800s)
22 pointings: 24490034 -> 24490055, 39467s/39600s (-2m13s)
- Exposure 24490005: 'Gal. Plane, l= 254', 5x5 (25x1800s)
25 pointings: 24490057 -> 24490081, 51738s/45000s (+1h52m17s)
- Pointings with no assigned Exposure
8 pointings: 24490001, 0002, 0003, 0016, 0030, 0056, 0082, 0083
19306s/6212s (+3h38m14s)
2. NRT Data processing
======================
2.1 Telemetry
* TM gaps of more than 30 seconds:
2021-12-23T21:10:35 - 2021-12-23T22:38:59
2021-12-24T04:12:37
2021-12-24T07:41:04
* Frames missed: -
* Statistics: Mean Rate: 15.54 frames/sec (mean)
Frames: 3405624 total
: 0 missed
: 2834438 TM
: 571186 idle
: 0 invalid
Packets: 5684340 total
: 74113 missed
: 5668876 TM
: 0 tcmd
: 15464 time
: 0 idle
: 0 invalid
* No error
2.2 Auxiliary files
OLF: 64
ASF: 85
THF: 64
2.3 Pre-processing / OPUS pipelines
Nothing special
* No error
2.4 ISGRI context table
2021-12-24T22:16: IIMG_SDCMOC_D20211222230403_00001.INT
3. Alerts
=========
3.1 All alerts except OOLs and missing scientific data
* Level 3:
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?
* Level 2:
603 The pointing hasn't increased by one. From 25 to 9504 (2449_0001_AHF)
-> see 1.1.b)
213 ERT (2021-12-23T21:00:21.299) not in sync with UTC: UTC-ERT
* Level 1:
604 Exposure time is 8290 sec. instead of 3572 sec.
Pointing ID (BCPPID): 24490025
-> see 1.1.b)
604 Exposure time is 2688 sec. instead of 3572 sec.
Pointing ID (BCPPID): 24490027
-> see 1.1.b)
3041 Check NEW context from orbit 2449 (on 2021-12-22T23:04:03)
Program / version that has created this alert: ibis_isgr_low_thres 7.8
Directory of alert generation: /isdc/run2/pipelines/nrt/nrtrev/scratch/2449_20211222230403_00_ilt
Number of DEAD: 923 (limit is 890)
Number NEW DEAD: 6 (limit is 9)
605 JEM-X 1: The mode differ for 117 sec. from the planning
Program / version that has created this alert: osm_timeline 1.14
Directory of alert generation: /isdc/nrt2/ops/scw/2449/244900790021.000
from 2021-12-25T05:03:23 to 2021-12-25T05:05:20 expected mode : 41 actual mode: 23
605 JEM-X 2: The mode differ for 117 sec. from the planning
Program / version that has created this alert: osm_timeline 1.14
Directory of alert generation: /isdc/nrt2/ops/scw/2449/244900790021.000
from 2021-12-25T05:03:23 to 2021-12-25T05:05:20 expected mode : 41 actual mode: 23
3.2 Parameter out of limits
OMC:
----
Due to eclipse season
Science Window ID: 244900000012, 244900000021
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: 244900040010 - 244900810010
V1S_MBOT_MCOUNT
V1S_MLAT_MCOUNT
ScWs: 244900040010 - 244900810010
IOE_MDOS_MMCE4,6
PICsIT reset in ScW: 244900410010
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.c)
ScWs: 244900790010, 244900790021
I0S_MEVTCNT_MMCE3,5,7
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/2449.000/pod_2449_0001.fits
Received at : Dez 10. 18:30
i EXP_ID OBS_ID SRC_NAME POINT_NUM POINT_LEN
1 24490001 18200180001 Cyg X-1 12 3479
2 24490002 18200120003 M81 13 3572
3 24490003 18200080181 Gal. Plane, l= 244 3 1800
4 24490004 18200080181 Gal. Plane, l= 244 22 1800
5 24490005 18200080182 Gal. Plane, l= 254 25 1800
b) Solar activity & miscellaneous
Calm
5.2 IBAS: no more reported here
5.3 TOOs: No
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