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ACIS gains were computed with following steps (see C. Grant memo:ACIS Gain @ -120 C for more discussion ):
The x axis is in year, and y axis is in ADU/eV for gain plots, and in ADU for offset plots. The slopes are either ADU/eV per year, or ADU per year. Click a plot to enlange it.
| Gain Plots | Offset Plots | |
|---|---|---|
| CCD 0 | |
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| CCD 1 | |
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| CCD 2 | |
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| CCD 3 | |
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| CCD 4 | |
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| CCD 5 | |
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| CCD 6 | |
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| CCD 7 | |
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| CCD 8 | |
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| CCD 9 | |
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Data entries are: Date, Obsid, starting time in seconds from 1998 Jan 1, end time in seconds from 1998 Jan 1, Al K-alpha position in ADU, Ma K-alpha in ADU, Ti K-alpha in ADU, slopes (ADU/eV), errors for the slopes, intercepts (ADU), and errors for the intercepts.
| Node 0 | Node 1 | Node 2 | Node 3 | |
|---|---|---|---|---|
| CCD 0 | Node 0 Data | Node 1 Data | Node 2 Data | Node 3 Data |
| CCD 1 | Node 0 Data | Node 1 Data | Node 2 Data | Node 3 Data |
| CCD 2 | Node 0 Data | Node 1 Data | Node 2 Data | Node 3 Data |
| CCD 3 | Node 0 Data | Node 1 Data | Node 2 Data | Node 3 Data |
| CCD 4 | Node 0 Data | Node 1 Data | Node 2 Data | Node 3 Data |
| CCD 5 | Node 0 Data | Node 1 Data | Node 2 Data | Node 3 Data |
| CCD 6 | Node 0 Data | Node 1 Data | Node 2 Data | Node 3 Data |
| CCD 7 | Node 0 Data | Node 1 Data | Node 2 Data | Node 3 Data |
| CCD 8 | Node 0 Data | Node 1 Data | Node 2 Data | Node 3 Data |
| CCD 9 | Node 0 Data | Node 1 Data | Node 2 Data | Node 3 Data |
If you have any questions about this page, contact swolk@cfa.harvard.edu.
Last Data Update: 03-11-2024