Measurement E213M609
| 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: | 1.925 — 1.95 GeV | |
| Ebeam: | 5.754 GeV | |
| θ(p), [deg] | dσ/d(−cos(θ(p))), [μb/rad] | uncertainty | syst. uncert. | total uncert. |
|---|---|---|---|---|
| 9.0 | 1.6174 | 0.1038 | 0.2884 | 0.4117 |
| 27.0 | 1.4748 | 0.0657 | 0.2069 | 0.2989 |
| 45.0 | 1.4554 | 0.0789 | 0.2299 | 0.3316 |
| 63.0 | 1.4998 | 0.089 | 0.2829 | 0.4044 |
| 81.0 | 2.0655 | 0.1129 | 0.3097 | 0.3296 |
| 99.0 | 2.466 | 0.1084 | 0.3331 | 0.3503 |
| 117.0 | 2.6018 | 0.1079 | 0.3699 | 0.3853 |
| 135.0 | 3.1205 | 0.161 | 0.4192 | 0.4491 |
| 153.0 | 3.5763 | 0.1751 | 0.4471 | 0.4802 |
| 171.0 | 4.0856 | 0.1979 | 0.5505 | 0.585 |
Experiment comment: