Tohban Report 2014-08-20

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Tohban Reports
Start Date: 13 Aug 2014
End Date: 20 Aug 2014
Tohban: Albert Shih
Tohban email:
Next Tohban: Lindsay Glesener
List all reports


Solar Activity

Solar activity was very low this week.

How many GOES flares occurred?

 Flares above B, C, M, X class were     35     9     0     0

And how many of these are listed in the RHESSI flare list?

 Flares above B, C, M, X class were      7     8     0     0

And how many had EXCELLENT coverage?

 Flares above B, C, M, X class were      5     4     0     0

There were RHESSI flares/GOES flares 94 / 44 over the time range 12-Aug-14 19-Aug-14

Memory Management

Spacecraft Status

Four of the detectors (1, 3, 8, and 9) are stably segmented, with a fifth detector (6) is segmented most of the time, except particularly following SAA passages.

Attenuator logic will be changed from [1, 1, 3, 9] to [1, 1, 3, 3] due to noise on detector 9

Data Gaps

Detector issues

Other notes

Spacecraft Operations

2014-226-03:40 UT HV or detector 6 to 4926 V, up from 4500 V

on subsequent two passes: G5 front slow to 0x80 (was 0x70) G6 front slow to 0x50 (was 0x60) G7 front slow to 0x80 (was 0x70)

ACS mode idle 226-15:52 UT, spin rate anomaly 227-00:14, commanded to precession 227-01:40 UT, normal pointing

Decimation Active/Vigorous
HLAT Decimation Rear decimation weight 6, no front decimation
Night time data (fronts) +-4 minutes
Night time data (rears) +-4 minutes
Attenuator operation Active
Detector problems? None
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