Measurement E213M1059
| 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: | 3.5 — 4.2 GeV2 | |
| W: | 1.725 — 1.75 GeV | |
| Ebeam: | 5.754 GeV | |
| θ(p), [deg] | dσ/d(−cos(θ(p))), [μb/rad] | uncertainty | syst. uncert. | total uncert. |
|---|---|---|---|---|
| 9.0 | 0.862 | 0.0863 | 0.1815 | 0.201 |
| 27.0 | 0.9362 | 0.0682 | 0.1243 | 0.1418 |
| 45.0 | 0.9875 | 0.0803 | 0.1205 | 0.1448 |
| 63.0 | 1.3632 | 0.0897 | 0.1534 | 0.1777 |
| 81.0 | 1.5777 | 0.1018 | 0.1815 | 0.2082 |
| 99.0 | 1.838 | 0.1112 | 0.2162 | 0.2431 |
| 117.0 | 1.837 | 0.1061 | 0.2101 | 0.2353 |
| 135.0 | 1.6181 | 0.0922 | 0.1873 | 0.2088 |
| 153.0 | 1.521 | 0.1077 | 0.1607 | 0.1935 |
| 171.0 | 1.4448 | 0.1387 | 0.166 | 0.2164 |
Experiment comment: