Measurement E213M1320
| 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: | 4.2 — 5.0 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 | 0.3377 | 0.0486 | 0.0974 | 0.1385 |
| 27.0 | 0.3506 | 0.0396 | 0.0636 | 0.0943 |
| 45.0 | 0.4094 | 0.041 | 0.0627 | 0.0875 |
| 63.0 | 0.6222 | 0.0617 | 0.0841 | 0.1043 |
| 81.0 | 1.098 | 0.0957 | 0.1476 | 0.1759 |
| 99.0 | 1.3744 | 0.1327 | 0.1761 | 0.2205 |
| 117.0 | 1.222 | 0.0914 | 0.1631 | 0.187 |
| 135.0 | 1.1294 | 0.0948 | 0.1543 | 0.1811 |
| 153.0 | 0.871 | 0.0776 | 0.1184 | 0.1416 |
| 171.0 | 1.0204 | 0.1257 | 0.1476 | 0.1938 |
Experiment comment: