MTA Monitoring Report 11/17/00 - 11/30/00

Archive of all weekly reports

Archive of Monthly reports

Radiation

CTI Trend

Average of ACIS-I CCDs (MnKa) slope 2.221e-8 CTI/day
Detrended slope 1.474e-8 CTI/day
11/26 raw FI measurements significantly lower due to high radiation background
No noticible bump from flare

ACIS Focal Temperature

For this period, there were 5 peaks.
       Day (DOY)       Temp (C)        Width (DAY)
       323.8           -119.2          0.20
       326.5           -118.4          0.32
       329.1           -119.4          0.25
       331.8           -119.1          0.21
       334.2           -118.3          0.25

MTA Problem Tracking

No new or reopened problems were reported in this period.
The following MSIDS are still coming:

AOPSACDP 2PRBSCR AOVAMPWR CIUB5V CIUB15V C28VMONB AIOBP5CV
CUSOB28V 2CE00ATM 2CE01ATM AOFUNLST AWD1TQI AWD4TQI AOAUTTXN

SIM Movement

16 TSC moves this period
weekly average time/step 0.00138 s
mission average time/step 0.00139 s

Telemetry


Recent Observations

The ACA Problem is in the specified handling of guide star positional errors. This issue in not signifcant to the final product and so is being worked at low priority.
OBSID DETECTOR GRATING TARGET ANALYSIS ACA
1987 ACIS-S NONE VELA PULSAR OK OK
2138 ACIS-S NONE 1136-135 OK OK
1020 ACIS-S HETG SS 433 OK PROBLEM
708 ACIS-S NONE AQL X-1 OK OK
1996 ACIS-S NONE CRAB NEBULA Missing PROBLEM
88 ACIS-I NONE CEN X-3 OK OK
2344 ACIS-I NONE HDF NORTH OK OK
1671 ACIS-I NONE HDF NORTH Missing PROBLEM
632 ACIS-S HETG ETA CAR OK OK
828 ACIS-S NONE 3C 66B OK PROBLEM
2386 ACIS-I NONE HDF NORTH OK OK
391 ACIS-S NONE NGC 3368 OK OK
1562 ACIS-S NONE AC114 OK OK
1644 ACIS NONE HE2149-2745 OK PROBLEM
2321 ACIS-I NONE A383 OK OK
1580 ACIS-S NONE M31 NUCLEUS/TRANS OK OK
923 ACIS NONE HCG 16 OK OK
2320 ACIS-I NONE A383 OK OK
422 ACIS NONE MITG J0414+0534 OK OK
644 ACIS-S HETG RX J0925.7-4758 OK PROBLEM
712 HRC-S LETG AQL X-1 OK OK
254 HRC-I NONE M31 - South 2 OK OK
266 HRC-I NONE M31 - South 1 OK OK
290 HRC-I NONE M31 - North 1 OK OK
278 HRC-I NONE M31 - CENTER OK OK
302 HRC-I NONE M31 - North 2 OK OK

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