Measurement E213M1282
| 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: | 1.625 — 1.65 GeV | |
| Ebeam: | 5.754 GeV | |
| θ(π−), [deg] | dσ/d(−cos(θ(π−))), [μb/rad] | uncertainty | syst. uncert. | total uncert. |
|---|---|---|---|---|
| 9.0 | 0.6686 | 0.1147 | 0.1767 | 0.2106 |
| 27.0 | 0.9298 | 0.1061 | 0.1437 | 0.1786 |
| 45.0 | 0.6665 | 0.0714 | 0.1045 | 0.1265 |
| 63.0 | 0.5806 | 0.0513 | 0.0932 | 0.1064 |
| 81.0 | 0.5179 | 0.0519 | 0.0814 | 0.0965 |
| 99.0 | 0.51 | 0.058 | 0.0791 | 0.0981 |
| 117.0 | 0.3742 | 0.038 | 0.0629 | 0.0735 |
| 135.0 | 0.3695 | 0.0378 | 0.0612 | 0.0719 |
| 153.0 | 0.3988 | 0.058 | 0.0699 | 0.0908 |
| 171.0 | 0.3514 | 0.0544 | 0.1094 | 0.1221 |
Experiment comment: