Measurement E213M646
| 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: | 2.4 — 3.0 GeV2 | |
| W: | 2.05 — 2.075 GeV | |
| Ebeam: | 5.754 GeV | |
| M(π−,p), [GeV] | dσ/dM(π−,p), [μb/GeV] | uncertainty | syst. uncert. | total uncert. |
|---|---|---|---|---|
| 1.110256 | 1.0498 | 0.0715 | 0.2909 | 0.2996 |
| 1.175084 | 3.9135 | 0.2179 | 0.8152 | 0.8438 |
| 1.239911 | 3.9084 | 0.2021 | 0.9312 | 0.9529 |
| 1.304739 | 3.9975 | 0.2558 | 0.9042 | 0.9397 |
| 1.369567 | 3.9021 | 0.5005 | 0.88 | 1.0124 |
| 1.434394 | 4.4963 | 0.2188 | 0.9204 | 0.946 |
| 1.499222 | 5.4025 | 0.2821 | 0.9434 | 0.9847 |
| 1.56405 | 5.906 | 0.4522 | 0.9203 | 1.0253 |
| 1.628878 | 7.1276 | 0.4559 | 0.9752 | 1.0765 |
| 1.693705 | 7.5588 | 0.3935 | 1.0062 | 1.0804 |
| 1.758533 | 5.2526 | 0.313 | 0.8628 | 0.9178 |
| 1.823361 | 3.4402 | 0.2401 | 0.6083 | 0.654 |
| 1.888188 | 1.2674 | 0.1211 | 0.2667 | 0.2929 |
| 1.953016 | 0.0092 | 0.0003 | 0.0054 | 0.0054 |
Experiment comment: