Measurement E213M1339
| Experiment: | E1-6, 2025 | |
|---|---|---|
| Year: | 2001 | |
| Spokespersons: | R.W. Gothe, A. Trivedi | |
| Reaction: | ep → π+π−p | |
| Polarization: | none | |
| Quantity: | dσ/dM(π−,p) | |
| Q2: | 4.2 — 5.0 GeV2 | |
| W: | 1.8 — 1.825 GeV | |
| Ebeam: | 5.754 GeV | |
| M(π−,p), [GeV] | dσ/dM(π−,p), [μb/GeV] | uncertainty | syst. uncert. | total uncert. |
|---|---|---|---|---|
| 1.100435 | 0.3152 | 0.0581 | 0.087 | 0.1047 |
| 1.145619 | 1.218 | 0.2555 | 0.243 | 0.3526 |
| 1.190804 | 2.4169 | 0.3052 | 0.4204 | 0.5195 |
| 1.235989 | 3.163 | 0.3317 | 0.5219 | 0.6184 |
| 1.281174 | 2.6132 | 0.261 | 0.4901 | 0.5552 |
| 1.326359 | 2.4978 | 0.2354 | 0.4679 | 0.5238 |
| 1.371544 | 3.7177 | 0.5457 | 0.542 | 0.7692 |
| 1.416728 | 3.593 | 0.4167 | 0.5177 | 0.6646 |
| 1.461913 | 3.4081 | 0.3062 | 0.5428 | 0.6232 |
| 1.507098 | 4.7575 | 0.5492 | 0.6672 | 0.8641 |
| 1.552283 | 3.0597 | 0.2914 | 0.5084 | 0.586 |
| 1.597468 | 2.4119 | 0.2648 | 0.39 | 0.4715 |
| 1.642653 | 0.92 | 0.157 | 0.1788 | 0.238 |
| 1.687837 | 0.023 | 0.0066 | 0.01 | 0.0119 |
Experiment comment: