Measurement E213M598
| 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: | 1.9 — 1.925 GeV | |
| Ebeam: | 5.754 GeV | |
| θ(π−), [deg] | dσ/d(−cos(θ(π−))), [μb/rad] | uncertainty | syst. uncert. | total uncert. |
|---|---|---|---|---|
| 9.0 | 2.8992 | 0.2287 | 0.4561 | 0.654 |
| 27.0 | 2.5478 | 0.174 | 0.3279 | 0.4681 |
| 45.0 | 2.655 | 0.1221 | 0.3526 | 0.4983 |
| 63.0 | 2.7233 | 0.1048 | 0.3597 | 0.3746 |
| 81.0 | 2.6765 | 0.1145 | 0.3544 | 0.3724 |
| 99.0 | 2.1204 | 0.0856 | 0.2948 | 0.3069 |
| 117.0 | 2.0428 | 0.0964 | 0.2791 | 0.3999 |
| 135.0 | 2.0718 | 0.1158 | 0.2688 | 0.378 |
| 153.0 | 2.0436 | 0.1808 | 0.2482 | 0.3528 |
| 171.0 | 2.5927 | 0.1943 | 0.3655 | 0.5231 |
Experiment comment: