Table 2
Parameters a and b for the powerlaw fits of instrument X versus Y temperatures using the parameterization of Eq. (3).
| Instruments | Energy | a | b | Intr. scatter | Δ2 keV | Δ5 keV | Δ10 keV |
| X–Y | band | ζ log Y | |||||
|
|
|||||||
| ACIS–MOS1 | Full |
|
|
0.024 | 6% | 12% | 17% |
| ACIS-MOS1 | Soft |
|
|
0.052 | 0% | 17% | 27% |
| ACIS-MOS1 | Hard |
|
|
0.024 | 4% | 2% | 0% |
| ACIS–MOS2 | Full |
|
|
0.024 | 10% | 17% | 22% |
| ACIS-MOS2 | Soft |
|
|
0.043 | 1% | 19% | 30% |
| ACIS-MOS2 | Hard |
|
|
0.043 | 9% | 6% | 5% |
| ACIS–PN | Full |
|
|
0.029 | 7% | 20% | 29% |
| ACIS–PN[N10] | Full |
|
|
0.023 | –1% | 13% | 22% |
| ACIS[S]-PN | Full |
|
|
0.030 | 11% | 20% | 26% |
| ACIS[I]-PN | Full |
|
|
0.028 | 4% | 20% | 30% |
| ACIS-PN | Soft |
|
|
0.041 | 7% | 32% | 47% |
| ACIS-PN[N10] | Soft |
|
|
0.038 | –1% | 18% | 30% |
| ACIS-PN | Hard |
|
|
0.034 | 2% | 7% | 10% |
| ACIS-PN[N10] | Hard |
|
|
0.020 | –9% | –2% | 4% |
| ACIS–Combined XMM | Full |
|
|
0.025 | 7% | 16% | 23% |
| ACIS-Combined XMM | Soft |
|
|
0.129 | 3% | 26% | 40% |
| ACIS-Combined XMM | Hard |
|
|
0.042 | 5% | 6% | 7% |
| MOS1–MOS2 | Full |
|
|
0.014 | 4% | 5% | 6% |
| MOS1–MOS2 | Soft |
|
|
0.008 | 0% | 3% | 4% |
| MOS1–MOS2 | Hard |
|
|
0.030 | 5% | 4% | 4% |
| MOS1–PN | Full |
|
|
0.013 | 2% | 10% | 16% |
| MOS1–PN | Soft |
|
|
0.027 | 6% | 22% | 33% |
| MOS1–PN | Hard |
|
|
0.014 | 0% | 5% | 8% |
| MOS2–PN | Full |
|
|
0.017 | –2% | 5% | 10% |
| MOS2–PN | Soft |
|
|
0.018 | 5% | 21% | 31% |
| MOS2–PN | Hard |
|
|
0.018 | –5% | 1% | 5% |
Notes. We also give the parameters for the temperatures from N10 in a slightly different full- and soft-energy band. Δ is the resulting relative temperature difference between the two instruments at the temperature of instrument X.
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