Measurement E213M1177
| 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: | 2.075 — 2.1 GeV | |
| Ebeam: | 5.754 GeV | |
| M(π−,p), [GeV] | dσ/dM(π−,p), [μb/GeV] | uncertainty | syst. uncert. | total uncert. |
|---|---|---|---|---|
| 1.110256 | 0.3387 | 0.0482 | 0.1133 | 0.1232 |
| 1.175084 | 1.7501 | 0.159 | 0.4278 | 0.4564 |
| 1.239911 | 2.1919 | 0.2133 | 0.5806 | 0.6185 |
| 1.304739 | 1.9858 | 0.1805 | 0.5597 | 0.5881 |
| 1.369567 | 2.0446 | 0.1669 | 0.5528 | 0.5775 |
| 1.434394 | 2.272 | 0.2075 | 0.5756 | 0.6118 |
| 1.499222 | 2.68 | 0.2247 | 0.6106 | 0.6506 |
| 1.56405 | 2.6266 | 0.2224 | 0.5783 | 0.6196 |
| 1.628878 | 3.0173 | 0.3333 | 0.6041 | 0.69 |
| 1.693705 | 3.5279 | 0.4134 | 0.649 | 0.7695 |
| 1.758533 | 2.5045 | 0.1681 | 0.5324 | 0.5583 |
| 1.823361 | 2.1833 | 0.1874 | 0.4705 | 0.5065 |
| 1.888188 | 1.0602 | 0.1265 | 0.2513 | 0.2814 |
| 1.953016 | 0.1315 | 0.0286 | 0.0453 | 0.0536 |
Experiment comment: