Measurement E213M1179
| 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: | 3.5 — 4.2 GeV2 | |
| W: | 2.075 — 2.1 GeV | |
| Ebeam: | 5.754 GeV | |
| M(π+,p), [GeV] | dσ/dM(π+,p), [μb/GeV] | uncertainty | syst. uncert. | total uncert. |
|---|---|---|---|---|
| 1.110256 | 1.0012 | 0.1125 | 0.2909 | 0.3119 |
| 1.175084 | 3.5289 | 0.296 | 0.8332 | 0.8843 |
| 1.239911 | 3.1588 | 0.2692 | 0.7346 | 0.7823 |
| 1.304739 | 2.4246 | 0.1535 | 0.5539 | 0.5748 |
| 1.369567 | 2.2923 | 0.2069 | 0.504 | 0.5449 |
| 1.434394 | 2.9379 | 0.3508 | 0.5581 | 0.6592 |
| 1.499222 | 2.5898 | 0.2267 | 0.4758 | 0.527 |
| 1.56405 | 2.0692 | 0.1653 | 0.4017 | 0.4344 |
| 1.628878 | 1.7537 | 0.1832 | 0.3367 | 0.3833 |
| 1.693705 | 1.7041 | 0.175 | 0.2989 | 0.3463 |
| 1.758533 | 1.7511 | 0.2398 | 0.2859 | 0.3732 |
| 1.823361 | 1.1827 | 0.1727 | 0.1931 | 0.259 |
| 1.888188 | 0.2199 | 0.1376 | 0.0603 | 0.1503 |
| 1.953016 | 0.0001 | 0.0013 | 0.0001 | 0.0013 |
Experiment comment: