Measurement E213M247
| 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: | 1.65 — 1.675 GeV | |
| Ebeam: | 5.754 GeV | |
| θ(π−), [deg] | dσ/d(−cos(θ(π−))), [μb/rad] | uncertainty | syst. uncert. | total uncert. |
|---|---|---|---|---|
| 9.0 | 4.5194 | 0.4009 | 1.0159 | 1.0922 |
| 27.0 | 5.082 | 0.31 | 0.6952 | 0.7612 |
| 45.0 | 4.3405 | 0.1968 | 0.6379 | 0.6676 |
| 63.0 | 3.8689 | 0.2539 | 0.5852 | 0.638 |
| 81.0 | 3.0653 | 0.2131 | 0.4938 | 0.5378 |
| 99.0 | 2.6202 | 0.151 | 0.4402 | 0.4653 |
| 117.0 | 2.7711 | 0.1449 | 0.4417 | 0.4649 |
| 135.0 | 2.5712 | 0.209 | 0.3854 | 0.4384 |
| 153.0 | 3.0666 | 0.1548 | 0.4397 | 0.4661 |
| 171.0 | 3.0025 | 0.2049 | 0.6473 | 0.679 |
Experiment comment: