MTA Monitoring Report 07/20/01 - 07/26/01

Archive of all weekly reports

Archive of Monthly reports

Radiation

There were no radiation alerts during this period.

ACIS/Radiation Environment correlations

CTI Trend

Average of ACIS-I CCDs (MnKa) slope 1.629e-8 CTI/day
Detrended slope 1.431e-8 CTI/day

ACIS Warm Pixels

The following pixels consistently showed a bias level more than 5 sigma away the chip's mean level during this period.
For more information see the link above and MTA monthly reports.

ACIS Focal Temperature

For this period, 3 peaks were observed.

MTA Problem Tracking

Note: Problem Tracking system is currently not working properly. Many problems reported are not listed on the table.

SIM Movements

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

Telemetry

7/21 7/22 7/23 7/24 7/25

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
2487 ACIS NONE DARK MOON OK NA
2488 ACIS NONE DARK MOON OK NA
2489 ACIS NONE DARK MOON OK NA
2490 ACIS NONE DARK MOON OK NA
2493 ACIS NONE DARK MOON OK NA
2168 ACIS-I NONE 2MASSJ150113+2329 OK OK
1985 ACIS-I NONE G312.4-0.4 OK OK
1625 ACIS-S NONE 3C348 (HERCULES A) OK OK
2109 ACIS-S NONE LBQS 1239+0955 OK OK
1005 HRC-I LETG HZ43 OK /GRAT OK
1001 HRC-I LETG HZ43 OK /GRAT OK
2017 ACIS-S NONE M32 OK Problem
1866 ACIS-I NONE LYNDS 1551 OK OK
2116 ACIS-S NONE 1WGA_J0221.1+1958 OK OK
1970 ACIS-S NONE SN 1999EM OK OK
2289 ACIS-I NONE GCS 29 OK OK
2131 ACIS-S NONE 0405-123 OK Problem
2144 ACIS-S NONE 1749+279 OK OK
1554 ACIS-S NONE G21.5-09, S3, AO2B OK OK
1021 ACIS-S HETG NGC6624 Zero order not blocked /GRAT OK
2290 ACIS-I NONE GCS 30 OK OK
2278 ACIS-I NONE GCS 25 OK OK
2283 ACIS-I NONE GCS 27 OK OK
2275 ACIS-I NONE GCS 24 OK OK
2281 ACIS-I NONE GCS 26 OK OK
2270 ACIS-I NONE GCS 22 OK OK
2272 ACIS-I NONE GCS 23 OK OK
2268 ACIS-I NONE GCS 21 OK OK
2296 ACIS-I NONE GCS 19 OK OK
2267 ACIS-I NONE GCS 20 OK Problem
2291 ACIS-I NONE GCS 16 OK OK
2295 ACIS-I NONE GCS 18 OK OK
2293 ACIS-I NONE GCS 17 OK OK

Trending

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

Most msids are keeping the same trends from the previous reporting period ( 05/03/01 - 05/10/01 weekly).
Interesting trends are indicated with "*".