Measurement E213M1132
| 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: | 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 | 0.7795 | 0.1033 | 0.1935 | 0.2193 |
| 1.161691 | 2.0631 | 0.2004 | 0.5113 | 0.5492 |
| 1.21759 | 2.7413 | 0.1938 | 0.7114 | 0.7374 |
| 1.273489 | 3.573 | 0.4038 | 0.823 | 0.9167 |
| 1.329388 | 3.5034 | 0.4045 | 0.7964 | 0.8932 |
| 1.385287 | 3.0051 | 0.2377 | 0.7144 | 0.7529 |
| 1.441186 | 3.1731 | 0.239 | 0.7018 | 0.7414 |
| 1.497086 | 5.2319 | 0.5443 | 0.926 | 1.0742 |
| 1.552985 | 3.8928 | 0.4353 | 0.7468 | 0.8645 |
| 1.608884 | 4.2544 | 0.4265 | 0.7925 | 0.8999 |
| 1.664783 | 4.6655 | 0.4314 | 0.8537 | 0.9565 |
| 1.720682 | 3.3698 | 0.3479 | 0.6417 | 0.7299 |
| 1.776581 | 1.4953 | 0.1811 | 0.3435 | 0.3883 |
| 1.83248 | 0.1412 | 0.0316 | 0.0503 | 0.0594 |
Experiment comment: