Measurement E213M1363
| 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: | 4.2 — 5.0 GeV2 | |
| W: | 1.85 — 1.875 GeV | |
| Ebeam: | 5.754 GeV | |
| θ(π−), [deg] | dσ/d(−cos(θ(π−))), [μb/rad] | uncertainty | syst. uncert. | total uncert. |
|---|---|---|---|---|
| 9.0 | 0.7818 | 0.1277 | 0.2298 | 0.2629 |
| 27.0 | 0.991 | 0.0976 | 0.1868 | 0.2108 |
| 45.0 | 0.8706 | 0.0667 | 0.1619 | 0.1752 |
| 63.0 | 1.0743 | 0.0825 | 0.1849 | 0.2025 |
| 81.0 | 1.0308 | 0.0919 | 0.1806 | 0.2027 |
| 99.0 | 0.7075 | 0.0659 | 0.1426 | 0.1571 |
| 117.0 | 0.5584 | 0.0661 | 0.1244 | 0.1409 |
| 135.0 | 0.4677 | 0.0518 | 0.1039 | 0.1161 |
| 153.0 | 0.6316 | 0.0815 | 0.1155 | 0.1414 |
| 171.0 | 0.4773 | 0.0874 | 0.1528 | 0.176 |
Experiment comment: