Measurement E213M988
| Experiment: | E1-6, 2025 | |
|---|---|---|
| Year: | 2001 | |
| Spokespersons: | R.W. Gothe, A. Trivedi | |
| Reaction: | ep → π+π−p | |
| Polarization: | none | |
| Quantity: | dσ/dM(π−,p) | |
| Q2: | 3.5 — 4.2 GeV2 | |
| W: | 1.55 — 1.575 GeV | |
| Ebeam: | 5.754 GeV | |
| M(π−,p), [GeV] | dσ/dM(π−,p), [μb/GeV] | uncertainty | syst. uncert. | total uncert. |
|---|---|---|---|---|
| 1.090613 | 0.2679 | 0.0534 | 0.0998 | 0.1131 |
| 1.116155 | 1.4546 | 0.1985 | 0.3595 | 0.4106 |
| 1.141697 | 2.496 | 0.2843 | 0.6054 | 0.6688 |
| 1.167239 | 4.0079 | 0.4221 | 0.9139 | 1.0067 |
| 1.192781 | 5.5621 | 0.4845 | 1.1831 | 1.2785 |
| 1.218323 | 7.021 | 0.6692 | 1.3969 | 1.5489 |
| 1.243865 | 9.3294 | 0.6453 | 1.7423 | 1.858 |
| 1.269407 | 8.9795 | 0.579 | 1.6718 | 1.7692 |
| 1.294949 | 7.2813 | 0.487 | 1.3721 | 1.456 |
| 1.320491 | 6.2779 | 0.506 | 1.1806 | 1.2845 |
| 1.346033 | 4.3486 | 0.3834 | 0.8667 | 0.9477 |
| 1.371575 | 2.1766 | 0.3033 | 0.4596 | 0.5506 |
| 1.397117 | 0.7466 | 0.1415 | 0.1907 | 0.2375 |
| 1.422659 | 0.0731 | 0.0214 | 0.0299 | 0.0367 |
Experiment comment: