Measurement E213M283
| 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: | 2.0 — 2.4 GeV2 | |
| W: | 1.75 — 1.775 GeV | |
| Ebeam: | 5.754 GeV | |
| θ(π−), [deg] | dσ/d(−cos(θ(π−))), [μb/rad] | uncertainty | syst. uncert. | total uncert. |
|---|---|---|---|---|
| 9.0 | 2.7598 | 0.3504 | 0.5115 | 0.62 |
| 27.0 | 3.4154 | 0.2011 | 0.3993 | 0.4471 |
| 45.0 | 3.6744 | 0.1548 | 0.45 | 0.4759 |
| 63.0 | 4.0967 | 0.2034 | 0.4975 | 0.5375 |
| 81.0 | 3.5716 | 0.1396 | 0.4477 | 0.469 |
| 99.0 | 3.5256 | 0.1618 | 0.4417 | 0.4704 |
| 117.0 | 2.9562 | 0.1361 | 0.3829 | 0.4064 |
| 135.0 | 2.9839 | 0.146 | 0.3644 | 0.3926 |
| 153.0 | 2.8222 | 0.1851 | 0.3339 | 0.3818 |
| 171.0 | 3.5897 | 0.2437 | 0.5305 | 0.5838 |
Experiment comment: