Measurement E213M266
| Experiment: | E1-6, 2025 | |
|---|---|---|
| Year: | 2001 | |
| Spokespersons: | R.W. Gothe, A. Trivedi | |
| Reaction: | ep → π+π−p | |
| Polarization: | none | |
| Quantity: | dσ/d(−cos(θ(π+))) | |
| Q2: | 2.0 — 2.4 GeV2 | |
| W: | 1.7 — 1.725 GeV | |
| Ebeam: | 5.754 GeV | |
| θ(π+), [deg] | dσ/d(−cos(θ(π+))), [μb/rad] | uncertainty | syst. uncert. | total uncert. |
|---|---|---|---|---|
| 9.0 | 4.8524 | 0.4274 | 0.5707 | 0.713 |
| 27.0 | 5.0643 | 0.1763 | 0.5667 | 0.5934 |
| 45.0 | 4.5405 | 0.2732 | 0.563 | 0.6258 |
| 63.0 | 4.8057 | 0.1815 | 0.5566 | 0.5855 |
| 81.0 | 4.8723 | 0.1946 | 0.5694 | 0.6017 |
| 99.0 | 5.0035 | 0.1691 | 0.5878 | 0.6117 |
| 117.0 | 4.9075 | 0.1939 | 0.6127 | 0.6426 |
| 135.0 | 3.7153 | 0.2575 | 0.7342 | 1.0406 |
| 153.0 | 3.4853 | 0.2098 | 1.5938 | 2.2583 |
| 171.0 | 4.473 | 0.0048 | 2.6719 | 3.7807 |
Experiment comment: