Measurement E213M1251
| 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: | 1.55 — 1.575 GeV | |
| Ebeam: | 5.754 GeV | |
| M(π+,p), [GeV] | dσ/dM(π+,p), [μb/GeV] | uncertainty | syst. uncert. | total uncert. |
|---|---|---|---|---|
| 1.090613 | 0.0411 | 0.012 | 0.0277 | 0.2138 |
| 1.116155 | 0.8516 | 0.132 | 0.3276 | 0.4664 |
| 1.141697 | 2.0895 | 0.2541 | 0.653 | 0.9242 |
| 1.167239 | 3.8343 | 0.4144 | 1.0185 | 1.0996 |
| 1.192781 | 5.9855 | 0.5551 | 1.4248 | 1.5291 |
| 1.218323 | 6.9057 | 0.5837 | 1.5006 | 1.6102 |
| 1.243865 | 5.6555 | 0.5237 | 1.2602 | 1.3647 |
| 1.269407 | 3.1224 | 0.3105 | 0.7823 | 0.8417 |
| 1.294949 | 1.9313 | 0.2575 | 0.5434 | 0.7714 |
| 1.320491 | 1.2863 | 0.2158 | 0.4121 | 0.5854 |
| 1.346033 | 0.6304 | 0.1001 | 0.2608 | 1.72 |
| 1.371575 | 0.1065 | 0.0198 | 0.0645 | 1.1216 |
| 1.397117 | 0.0318 | 0.0111 | 0.0215 | 0.6115 |
| 1.422659 | 0.0033 | 0.0088 | 0.0023 | 0.0091 |
Experiment comment: