MTA Monitoring Report 12/22/00 - 12/29/00

Archive of all weekly reports

Archive of Monthly reports

Radiation

No radiation alerts are reported during this period.

CTI Trend

Average of ACIS-I CCDs (MnKa) slope 2.230e-8 CTI/day
Detrended slope 1.465e-8 CTI/day

ACIS Focal Temperature

For this period, there are 3 peaks, and possibly one more
       Day (DOY)       Temp (C)        Width (DAY)
       357.9            -119.2          0.14
       360.6            -119.1          0.12
       363.3            -117.9          0.20

MTA Problem Tracking

No new problems were reported or reopened in this period

The following MSIDS are still coming:

AOACHIBK

SIM Movement

6 TSC moves this period
weekly average time/step 0.00142 s
mission average time/step 0.00139 s

Telemetry

12/25 HETG Insertion
      4MP5AV max 5.0
      4MP5BV max 5.0
      4MP28AV max 7.0
      4MP28BV max 28.0

12/28, 4RT584T RT 584 - HRMA STRUT TEMP, brief spike to 352 (red limit 308)


Recent Observations

The ACA Problem is in the specified handling of guide star positional errors. This issue in not significant to the final product and so is being worked at low priority.
OBSID DETECTOR GRATING TARGET ANALYSIS ACA
1651 ACIS-S HETG ZW3146 IMAGE /No Grat. Anal. yet PROBLEM
2239 ACIS-I NONE CDFS OK PROBLEM
2313 ACIS-I NONE CDFS OK PROBLEM
1864 ACIS-S NONE LHS 1038 OK OK
2385 HRC-S NONE ARLAC OK OK
2384 HRC-S NONE ARLAC OK OK
2382 HRC-S NONE ARLAC OK OK
2383 HRC-S NONE ARLAC OK OK
2381 HRC-S NONE ARLAC OK OK
2380 HRC-S NONE ARLAC OK OK
2379 HRC-S NONE ARLAC OK OK
2378 HRC-S NONE ARLAC OK OK
2377 HRC-S NONE ARLAC OK OK
2368 HRC-S NONE ARLAC OK OK
2376 HRC-S NONE ARLAC OK OK
2375 HRC-S NONE ARLAC OK OK
2374 HRC-S NONE ARLAC OK OK
2373 HRC-S NONE ARLAC OK OK

Trending

This Week's focus ACIS
Temperatures in degrees K.
Current in Amps.
Voltage in Volts.