Measurement E213M616
| 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: | 1.95 — 1.975 GeV | |
| Ebeam: | 5.754 GeV | |
| θ(π−), [deg] | dσ/d(−cos(θ(π−))), [μb/rad] | uncertainty | syst. uncert. | total uncert. |
|---|---|---|---|---|
| 9.0 | 2.8285 | 0.2469 | 0.4701 | 0.531 |
| 27.0 | 3.0329 | 0.1377 | 0.3826 | 0.4066 |
| 45.0 | 2.4514 | 0.1089 | 0.3353 | 0.3525 |
| 63.0 | 2.438 | 0.0952 | 0.3455 | 0.3584 |
| 81.0 | 2.1962 | 0.0938 | 0.3242 | 0.3375 |
| 99.0 | 2.1325 | 0.134 | 0.3095 | 0.3372 |
| 117.0 | 2.0383 | 0.1048 | 0.2911 | 0.3094 |
| 135.0 | 1.9445 | 0.0974 | 0.2816 | 0.298 |
| 153.0 | 2.2176 | 0.1092 | 0.2856 | 0.3058 |
| 171.0 | 2.356 | 0.1786 | 0.3973 | 0.4357 |
Experiment comment: