MTA Monitoring Report 07/27/01 - 08/02/01

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 1.405e-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.

	CCD2	CCD3	CCD4	CCD5	CCD6	CCD7	CCD8
New this week						(516, spurious rows)
Previously reported - still observed	(526,66)		(247,364)	(1-3,775-1024) (226,565) (232-245, 313) (509, spurious rows) (510-513,775-1024) (607,281) (1022,166)	(360,249) (766,501)	(1-3,1-1024) (4, spurious rows) (509, spurious rows) (516, spurious rows) (510-515,775-1024) (1022,775)	(62,482) (587,544)
Previously reported - not observed during this period

ACIS Focal Temperature

For this period, 2 peaks were observed.

Day (DOY)	Temp (C)	Width (Days)
208.98	-107.25	0.46	slightly right skewed
211.60	-113.89	0.27	a small hump on the right

MTA Problem Tracking

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

SIM Movements

9 TSC moves this period
weekly average time/step 0.00137 s
mission average time/step 0.00139 s

Telemetry

7/27

CPCA15V

yellow

8/1

8/2

CPCA15V

yellow

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
1905	ACIS-S	HETG	CIRX-1	OK /NOT AVIL	OK
2492	ACIS-S	NONE	CIAQL	OK	PROBLEM
978	ACIS-I	NONE	M16	OK	OK
2068	ACIS-S	NONE	NGC4621	OK	OK
1982	ACIS-I	NONE	KES79	OK	OK
1590	ACIS-S	NONE	NGC6240	OK	OK
2503	ACIS-S	NONE	DQ HERCULIS	OK	OK
2164	ACIS-I	NONE	2MASSJ130005+1632	OK	PROBLEM
2163	ACIS-I	NONE	2MASSJ125807+2329	OK	OK
2508	ACIS-S	NONE	WZ SGE	OK	OK
1961	ACIS-S	NONE	CYGNUS LOOP XA	OK	OK
2494	ACIS-S	NONE	M32	OK	NOT AVIL

Trending

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

Most msids are keeping the same trends from the previous reporting period ( 05/11/01 - 05/17/01 weekly).
Interesting trends are indicated with "*".

HRMA Thermal

MSID	DESCRIPTION	COMMENT
4PRT1AT	IP A: PRE-COLLIMATOR PRT 1 TEMPERATURE	min 211.9, scattered upward to 213.5
4PRT1BT	IP B: PRE-COLLIMATOR PRT 1 TEMPERATURE	@147.69
4PRT2AT	IP A: PRE-COLLIMATOR PRT 2 TEMPERATURE	min 210.8, scattered upward to 212.0
4PRT2BT	IP B: PRE-COLLIMATOR PRT 2 TEMPERATURE	@147.25, some scatter
4PRT3AT	IP A: PRE-COLLIMATOR PRT 3 TEMPERATURE	@257.80, some upward scatter
4PRT3BT	IP B: PRE-COLLIMATOR PRT 3 TEMPERATURE	@147.25, some upward scatter
4PRT4AT	IP A: PRE-COLLIMATOR PRT 4 TEMPERATURE	min 214.4, scattered upward to 215.5
*4PRT4BT	IP B: PRE-COLLIMATOR PRT 4 TEMPERATURE	slight upward trend after DOM 400, flatter since DOM 550, about 147.65
4PRT5AT	IP A: PRE-COLLIMATOR PRT 5 TEMPERATURE	min around 208, scattered upward to 209.5
4PRT5BT	IP B: PRE-COLLIMATOR PRT 5 TEMPERATURE	@147.25
4RT555T	RT 555 - HRMA TEMP	@249.29
4RT556T	RT 556 - HRMA TEMP	around 293.99
4RT557T	RT 557 - HRMA TEMP	@293.95
4RT558T	RT 558 - HRMA TEMP	@293.95
4RT559T	RT 559 - HRMA TEMP	@293.95
4RT560T	RT 560 - HRMA TEMP	@294.63
4RT561T	RT 561 - HRMA TEMP	between 293.60 and 293.95
4RT562T	RT 562 - HRMA TEMP	@294.96
4RT563T	RT 563 - HRMA TEMP	@ 295.1 since DOM 550
4RT564T	RT 564 - HRMA TEMP	@294.63
4RT565T	RT 565 - HRMA TEMP	@293.95
4RT567T	RT 567 - HRMA TEMP	around 295.48
4RT568T	RT 568 - HRMA TEMP	scattered between 285.8 and 286.1
4RT569T	RT 569 - HRMA TEMP	@294.12
4RT570T	RT 570 - HRMA TEMP	@294.12
*4RT575T	RT 575 - OB CONE TEMP	@285.45, some scatter below
4RT576T	RT 576 - OB CONE TEMP	@281.72
4RT577T	RT 577 - OB CONE TEMP	max @ 284.2, scattered downward to 283.4
4RT578T	RT 578 - OB CONE TEMP	max @283.9, scattered downward to 283.6
4RT579T	RT 579 - OB CONE TEMP	scattered between 283.30 and 283.60
4RT580T	RT 580 - OB CONE TEMP	scattered between 283.0 and 283.6
4RT581T	RT 581 - OB CONE TEMP	scattered between 283.3 and 285.0, slight upward trend
4RT582T	RT 582 - STRUT TEMP	@ 284.0
4RT583T	RT 583 - STRUT TEMP	scattered between 286.0 and 286.25, more on high end since DOM 475
*4RT584T	RT 584 - STRUT TEMP	upward trend stepwise from 287 @DOM 0 to 287.8 now
*4RT585T	RT 585 - STRUT TEMP	upward trend stepwise from 287 @DOM 0 to 288.0 now
4RT586T	RT 586 - STRUT TEMP	scattered between 286.6 and 286.8. more at max a fter DOM 500
4RT587T	RT 587 - STRUT TEMP	scattered between 285.0 and 285.2
4RT588T	RT 588 - STRUT TEMP	scattered around 283.35, slight downward trend
4RT589T	RT 589 - STRUT TEMP	scattered around 283.12, slight downward trend
*4RT590T	RT 590 - STRUT TEMP	scattering widely with time, @ DOM 550, scattered between 283.0 and 285.0
*4RT590T	RT 590 - STRUT TEMP	scattering widely with time, @ DOM 550, scattered between 283.0 and 285.0
*4RT591T	RT 591 - STRUT TEMP	scattering widely with time, @ DOM 550, scattered between 283 and 286
4RT592T	RT 592 - STRUT TEMP	scattered around 293.05
4RT593T	RT 593 - STRUT TEMP	around 283.27
4RT594T	RT 594 - TFTE TEMP	@ 287.43, some scatter
4RT595T	RT 595 - TFTE TEMP	scattered between 282.6 and 292.9, more at the top after DOM 500
4RT596T	RT 596 - TFTE TEMP	min 280.62, scattered upward
*4RT597T	RT 597 - TFTE TEMP	upward trend from 282.5 @DOM 0 to 285.0 now
*4RT598T	RT 598 - TFTE TEMP	upward trend from 283 @DOM 100 to 285.0 now
*4RT700T	RT 700 - OB BULKHEAD TEMP	scattered around 285.8, slight upward trend
*4RT701T	RT 701 - OB BULKHEAD TEMP	scattered around 285.5, slight upward trend, range 284.2 to 284.8
4RT702T	RT 702 - OB BULKHEAD TEMP	scattered between 284.2 and 284.6, more at the top
4RT703T	RT 703 - OB BULKHEAD TEMP	scattered between 293.9 and 284.2, more at the top, less scatter since DOM 475
4RT704T	RT 704 - OB BULKHEAD TEMP	@ 284.23, scattered upward
4RT705T	RT 705 - OB BULKHEAD TEMP	@280.44
4RT706T	RT 706 - OB BULKHEAD TEMP	@279.14
4RT707T	RT 707 - OB BULKHEAD TEMP	@282.67
4RT708T	RT 708 - OB BULKHEAD TEMP	scattered between 282.65 and 283.00
4RT709T	RT 709 - OB BULKHEAD TEMP	scattered between 283.9 and 284.25
4RT710T	RT 710 - OB BULKHEAD TEMP	around 284.5 more upward scatter after DOM 450
4RT711T	RT 711 - OB BULKHEAD TEMP	scattered between 284.55 and 284.8 more at top after DOM 450