Measurement E213M643
| 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: | 2.4 — 3.0 GeV2 | |
| W: | 2.025 — 2.05 GeV | |
| Ebeam: | 5.754 GeV | |
| θ(π−), [deg] | dσ/d(−cos(θ(π−))), [μb/rad] | uncertainty | syst. uncert. | total uncert. |
|---|---|---|---|---|
| 9.0 | 2.5848 | 0.1615 | 0.4128 | 0.4433 |
| 27.0 | 2.6575 | 0.1289 | 0.3315 | 0.3557 |
| 45.0 | 2.0995 | 0.0947 | 0.2874 | 0.3026 |
| 63.0 | 1.962 | 0.0927 | 0.2866 | 0.3012 |
| 81.0 | 1.9099 | 0.0739 | 0.2908 | 0.3 |
| 99.0 | 1.6997 | 0.1069 | 0.2728 | 0.293 |
| 117.0 | 1.5873 | 0.0869 | 0.2534 | 0.2679 |
| 135.0 | 1.6652 | 0.1048 | 0.257 | 0.2775 |
| 153.0 | 1.7857 | 0.1071 | 0.2572 | 0.2786 |
| 171.0 | 1.8492 | 0.1405 | 0.3403 | 0.3682 |
Experiment comment: