Measurement E213M1393
| 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: | 1.95 — 1.975 GeV | |
| Ebeam: | 5.754 GeV | |
| M(π−,p), [GeV] | dσ/dM(π−,p), [μb/GeV] | uncertainty | syst. uncert. | total uncert. |
|---|---|---|---|---|
| 1.105792 | 0.3285 | 0.0681 | 0.1141 | 0.1329 |
| 1.161691 | 1.7595 | 0.2587 | 0.3875 | 0.466 |
| 1.21759 | 1.7329 | 0.1433 | 0.4821 | 0.5029 |
| 1.273489 | 1.8788 | 0.158 | 0.5092 | 0.5331 |
| 1.329388 | 1.7225 | 0.1337 | 0.4929 | 0.5107 |
| 1.385287 | 2.4226 | 0.2647 | 0.5598 | 0.6193 |
| 1.441186 | 2.2034 | 0.1793 | 0.5184 | 0.5485 |
| 1.497086 | 2.2095 | 0.1938 | 0.504 | 0.54 |
| 1.552985 | 2.6267 | 0.253 | 0.5465 | 0.6022 |
| 1.608884 | 3.1914 | 0.3147 | 0.5866 | 0.6657 |
| 1.664783 | 3.1838 | 0.3037 | 0.5936 | 0.6668 |
| 1.720682 | 2.3156 | 0.2175 | 0.4517 | 0.5013 |
| 1.776581 | 1.0239 | 0.1805 | 0.242 | 0.3019 |
| 1.83248 | 0.0849 | 0.0281 | 0.0353 | 0.0451 |
Experiment comment: