Measurement E213M249
| Experiment: | E1-6, 2025 | |
|---|---|---|
| Year: | 2001 | |
| Spokespersons: | R.W. Gothe, A. Trivedi | |
| Reaction: | ep → π+π−p | |
| Polarization: | none | |
| Quantity: | dσ/d(−cos(θ(p))) | |
| Q2: | 2.0 — 2.4 GeV2 | |
| W: | 1.65 — 1.675 GeV | |
| Ebeam: | 5.754 GeV | |
| θ(p), [deg] | dσ/d(−cos(θ(p))), [μb/rad] | uncertainty | syst. uncert. | total uncert. |
|---|---|---|---|---|
| 9.0 | 2.2617 | 0.1531 | 0.8941 | 1.2638 |
| 27.0 | 2.365 | 0.1452 | 0.488 | 0.5091 |
| 45.0 | 2.2352 | 0.1489 | 0.3891 | 0.4166 |
| 63.0 | 2.635 | 0.1353 | 0.4503 | 0.4702 |
| 81.0 | 3.1134 | 0.1429 | 0.6007 | 0.6174 |
| 99.0 | 3.7187 | 0.1655 | 0.6109 | 0.6329 |
| 117.0 | 4.4047 | 0.2168 | 0.6551 | 0.6901 |
| 135.0 | 4.3376 | 0.2065 | 0.6448 | 0.6771 |
| 153.0 | 4.1202 | 0.2122 | 0.5964 | 0.633 |
| 171.0 | 4.4845 | 0.2883 | 0.6372 | 0.6993 |
Experiment comment: