The steps we took to compute the dose map are;
Please check more detail plots at Telemetered Photon Dose Trend page.
Statistics: # IMAGE NPIX MEAN RMS MIN MAX ACIS_mar07 6004901 8.176 11.861 0.0 717.0 I2 node 0 262654 8.636616 3.474134 0.0 48.0 I2 node 1 262654 9.282087 3.980772 0.0 299.0 I2 node 2 262654 9.478279 4.423496 0.0 93.0 I2 node 3 262654 8.893683 3.747700 0.0 48.0 I3 node 0 262654 9.222509 3.620935 0.0 46.0 I3 node 1 262654 11.853909 15.633994 0.0 336.0 I3 node 2 262654 9.680249 3.879477 0.0 41.0 I3 node 3 262654 8.830383 3.549994 0.0 137.0 I2 node 0 262654 14.769466 4.545481 0.0 67.0 I2 node 1 262654 15.248759 5.395276 1.0 92.0 I2 node 2 262654 16.366333 4.950773 1.0 126.0 I2 node 3 262654 15.400348 4.425534 2.0 476.0 I3 node 0 262654 15.749674 7.579724 0.0 159.0 I3 node 1 262654 17.885831 6.709902 0.0 127.0 I3 node 2 262654 17.430917 5.427593 0.0 159.0 I3 node 3 262654 15.938025 4.774795 1.0 110.0
Statistics: IMAGE NPIX MEAN RMS MIN MAX ACIS_total 6004901 995.90 1379.86 0.0 58955.0 2 node 0 262654 716.585602 125.951823 0.0 2960.0 I2 node 1 262654 756.770136 172.617320 0.0 8706.0 I2 node 2 262654 769.463131 145.176414 0.0 2759.0 I2 node 3 262654 773.786172 184.277364 0.0 3609.0 I3 node 0 262654 821.904045 207.913102 0.0 4954.0 I3 node 1 262654 845.439163 574.658931 0.0 15469.0 I3 node 2 262654 753.976400 125.712342 0.0 3058.0 I3 node 3 262654 744.455429 135.688158 0.0 13780.0 I2 node 0 262654 1154.365533 143.772695 543.0 12552.0 I2 node 1 262654 1226.843052 248.587167 578.0 6037.0 I2 node 2 262654 1390.022262 279.278456 767.0 9366.0 I2 node 3 262654 1347.907289 220.290362 771.0 12388.0 I3 node 0 262654 2217.950954 1220.852418 843.0 10490.0 I3 node 1 262654 3383.267873 1745.702020 0.0 11507.0 I3 node 2 262654 2387.363948 765.833830 702.0 4950.0 I3 node 3 262654 1759.048137 299.710581 888.0 7361.0
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We report CTIs with a refined data definition. CTIs were computed for the temperature
dependency corrected data.
Please see
CTI page
for detailed explanation.
CTI's are computed for Mn K alpha, and defined as slope/intercept x10^4 of row # vs ADU.
Data file here



The Mean (max) FPT: -116.97 C std dev: 3.11
mean width: 0.56 days std dev: 0.42
The following is a plot of focal plane temperature and sun angle, earth angle, and altitude.
The plots below were generated with a new warm pixel finding script. Please see Acis Bad Pixel Page for details.
Front Side CCDs
Back Side CCD (CCD5)

| Name | Low (keV) | High(KeV) | Description |
|---|---|---|---|
| SSoft | 0.00 | 0.50 | Super soft photons |
| Soft | 0.50 | 1.00 | Soft photons |
| Med | 1.00 | 3.00 | Moderate energy photons |
| Hard | 3.00 | 5.00 | Hard Photons |
| Harder | 5.00 | 10.00 | Very Hard photons |
| Hardest | 10.00 | Beyond 10 keV |

IMAGE NPIX MEAN STDDEV MIN MAX
HRCI_03_2007.fits 16777216 0.040 0.210 0.0 10.0
IMAGE NPIX MEAN STDDEV MIN MAX
HRCI_08_1999_03_2007.fits 16777216 2.319 3.401 0.0 288.0
IMAGE NPIX MEAN STDDEV MIN MAX
HRCS_03_2007.fits 16777216 0.020 0.249 0.0 42.0
IMAGE NPIX MEAN STDDEV MIN MAX
HRCS_08_1999_03_2007.fits 16777216 7.765 15.533 0.0 1533.0
We display a max dose trend plot corrected for events that "pile-up" in the center of the taps due to bad position information.
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| Previous Quarter | ||||||
| MSID | MEAN | RMS | DELTA/YR | DELTA/YR/YR | UNITS | DESCRIPTION |
| 1CRAT | 146.47 | 1.68 | -2.601e+00 | 8.204e+00 | K | COLD RADIATOR TEMP. A |
| 1CRBT | 147.31 | 1.76 | -1.976e+00 | 7.634e+00 | K | COLD RADIATOR TEMP. B |
| 1DEAMZT | 283.98 | 2.43 | -3.540e+00 | 1.008e+01 | K | DEA -Z PANEL TEMP |
| 1DPAMYT | 285.90 | 3.23 | -1.903e+00 | 2.696e+01 | K | DPA -Y PANEL TEMP |
| 1DPAMZT | 288.90 | 2.98 | -1.753e+00 | 5.756e+00 | K | DPA -Z PANEL TEMP |
| Previous Quarter | ||||||
| MSID | MEAN | RMS | DELTA/YR | DELTA/YR/YR | UNITS | DESCRIPTION |
| 5EIOT | 339.12 | 12.78 | 8.472e+00 | 1.808e+02 | K | EIO TEMP |
| 5EPHINT | 311.89 | 3.67 | -5.319e-01 | 1.678e+02 | K | EPHIN TEMP |
| HKEBOXTEMP | 316.31 | 3.70 | -4.110e-01 | 1.600e+02 | K | EPHIN HOUSEKEEPING EBOX: TEMPERATURE (5EHSE300) |
| HKP27I | 7.52 | 0.38 | 3.280e-01 | 2.171e+01 | AMP | HK 27 Volts Rail - Current |
| HKP27V | 14.26 | 3.80 | -3.120e+00 | -1.768e+02 | V | HK 27 Volts Rail - Voltage |
| TEIO | 310.72 | 14.55 | 8.074e+00 | 1.920e+02 | K | EPHIN ELECTRONICS HOUSING TEMP |
| TEPHIN | 311.69 | 3.88 | -3.048e-02 | 1.467e+02 | K | EPHIN SENSOR HOUSING TEMP |
| Previous Quarter | ||||||
| MSID | MEAN | RMS | DELTA/YR | DELTA/YR/YR | UNITS | DESCRIPTION |
| TFSSBKT1 | 324.37 | 14.34 | 1.174e+00 | 1.476e+02 | K | FSS BRACKET-1 TEMP (+Y) |
| TFSSBKT2 | 317.66 | 19.15 | 1.339e+00 | 2.774e+02 | K | FSS BRACKET-2 TEMP (+Y) |
| TMYHNG | 209.72 | 6.39 | 3.381e+00 | -3.103e+02 | K | SUNSHADE DOOR HINGE BEAM TEMP (-Y SIDE) |
| TSCIUSF1 | 286.77 | 27.50 | 3.801e+01 | -1.090e+03 | K | SC-IUS FITTING-1 TEMP |
| TSCIUSF8 | 281.01 | 29.55 | 4.165e+01 | -1.080e+03 | K | SC-IUS FITTING-8 TEMP |
| Previous Quarter | ||||||
| MSID | MEAN | RMS | DELTA/YR | DELTA/YR/YR | UNITS | DESCRIPTION |
| OOBTHR36 | 283.22 | 1.341e-02 | 7.794e-02 | -3.619e-02 | K | RT 58: TFTE CONE |
| OOBTHR42 | 263.51 | 2.286e-02 | -9.381e-02 | 1.703e-01 | K | RT 64: TFTE COVER |
| OOBTHR45 | 289.59 | 0.57 | 1.970e-02 | 5.899e+01 | K | RT 67: TFTE COVER |
| Previous Quarter | ||||||
| MSID | MEAN | RMS | DELTA/YR | DELTA/YR/YR | UNITS | DESCRIPTION |
| OHRTHR05 | 294.71 | 1.776e-03 | -1.092e-02 | 9.032e-04 | K | RT 13: HRMA AFT HEATER PLATE |
| OHRTHR21 | 295.28 | 1.588e-03 | 1.033e-02 | 2.886e-03 | K | RT 3: HRMA FOWARD APERTURE PLATE |
| OHRTHR24 | 294.73 | 1.415e-03 | 1.156e-02 | 8.492e-02 | K | RT 12: HRMA AFT HEATER PLATE |
| OHRTHR34 | 294.26 | 4.082e-03 | 2.979e-02 | 7.101e-02 | K | RT 109: HRMA P1 FLEXURE |
| OHRTHR49 | 294.73 | 1.292e-03 | 1.021e-02 | 6.852e-02 | K | RT 11: HRMA AFT HEATER PLATE |
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