Measurement E213M483
| Experiment: | E1-6, 2025 | |
|---|---|---|
| Year: | 2001 | |
| Spokespersons: | R.W. Gothe, A. Trivedi | |
| Reaction: | ep → π+π−p | |
| Polarization: | none | |
| Quantity: | dσ/d(−cos(θ(p))) | |
| Q2: | 2.4 — 3.0 GeV2 | |
| W: | 1.575 — 1.6 GeV | |
| Ebeam: | 5.754 GeV | |
| θ(p), [deg] | dσ/d(−cos(θ(p))), [μb/rad] | uncertainty | syst. uncert. | total uncert. |
|---|---|---|---|---|
| 9.0 | 0.6406 | 0.0811 | 0.2037 | 0.8072 |
| 27.0 | 0.6803 | 0.0588 | 0.134 | 0.6723 |
| 45.0 | 0.8729 | 0.0763 | 0.1387 | 0.2244 |
| 63.0 | 1.1439 | 0.065 | 0.1615 | 0.1741 |
| 81.0 | 1.3588 | 0.0819 | 0.1817 | 0.1993 |
| 99.0 | 1.6825 | 0.0816 | 0.2251 | 0.2394 |
| 117.0 | 1.7293 | 0.0846 | 0.2296 | 0.2447 |
| 135.0 | 2.0878 | 0.0876 | 0.2648 | 0.391 |
| 153.0 | 2.218 | 0.1 | 0.2692 | 0.4031 |
| 171.0 | 1.9563 | 0.2407 | 0.2781 | 0.3952 |
Experiment comment: