MTA Monitoring Report 06/08/01 - 06/14/01

Archive of all weekly reports

Archive of Monthly reports

Radiation

No radiation warnings were issued during this period.

ACIS/Radiation Environment correlations

CTI Trend

Average of ACIS-I CCDs (MnKa) slope 1.680e-8 CTI/day
Detrended slope 1.386e-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 on these and the other chips, see the link above and MTA monthly reports.

ACIS Focal Temperature

For this period, 3 peaks were observed.

MTA Problem Tracking

No new or reopened problem were reported during this period.
The following msids are still coming: ES2P5CV 1DPDBBON ES1P5CV

SIM Movements

14 TSC moves this period
weekly average time/step 0.00136 s
mission average time/step 0.00139 s

Telemetry

6/13 Nominal HETG insertion/retraction and LETG insertion.
6/13 PRBSCR (HRC PRIMARY BUS CURRENT), small, short spike into yellow. max 1.99 (yellow limit 1.92)
6/13 Nominal LETG retraction.

Note: New analysis of gratings moves is presented here.

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
2462 HRC-S LETG 3C273 OK /Grat not yet aval. OK
2463 ACIS-S HETG 3C273 OK /Grat not yet aval. OK
2464 ACIS-S LETG 3C273 OK /Grat OK
2170 ACIS-I NONE 2MASSJ163700+2221 OK OK
1871 HRC-I NONE HR 5512 OK OK
2073 ACIS-I NONE NGC 3607/NGC 3608 OK Problem
2241 ACIS-I NONE QSO 1508+5714 OK OK
1574 HRC-I NONE M31 - NORTH 2 OK OK
1570 HRC-I NONE M31 - CENTER OK OK
1572 HRC-I NONE M31 - NORTH 1 OK OK
1568 HRC-I NONE M31 - SOUTH 1 OK OK
1566 HRC-I NONE M31 - SOUTH 2 OK OK
1583 ACIS-I NONE M31 NUCLEUS OK OK
1648 ACIS-S NONE A1664 OK OK
1595 ACIS-S NONE 3C9 OK Missing
2238 ACIS-I NONE XMM 13HR - FIELD 3 OK Problem
2236 ACIS-I NONE XMM 13HR - FIELD 1 OK OK
1619 ACIS-S NONE NGC4388 OK OK
2120 ACIS-S NONE 1WGA_J1420.0+0625 OK OK
2237 ACIS-I NONE XMM 13HR - FIELD 2 OK OK
2235 ACIS-I NONE XMM 13HR - FIELD 4 OK OK
1983 ACIS-S NONE SNR G54.1+0.3 OK Problem
1650 ACIS-S NONE PKS1404-257 OK OK

Trending

This Week's focus COMP.
Temperatures in degrees K.

No significant changes since last reported on Mar 30 .
The most interesting trends are indicated with "*".