Measurement E213M871
| 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: | 3.0 — 3.5 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 | 1.228 | 0.166 | 0.2134 | 0.2704 |
| 1.161691 | 2.9816 | 0.3104 | 0.5675 | 0.6468 |
| 1.21759 | 4.27 | 0.2712 | 0.8183 | 0.8621 |
| 1.273489 | 3.8573 | 0.3306 | 0.7759 | 0.8434 |
| 1.329388 | 3.6299 | 0.2092 | 0.7387 | 0.7677 |
| 1.385287 | 3.5073 | 0.2476 | 0.7138 | 0.7555 |
| 1.441186 | 4.214 | 0.2586 | 0.7254 | 0.7701 |
| 1.497086 | 5.468 | 0.3802 | 0.7894 | 0.8762 |
| 1.552985 | 5.262 | 0.4413 | 0.7796 | 0.8958 |
| 1.608884 | 5.8263 | 0.3335 | 0.8148 | 0.8804 |
| 1.664783 | 6.817 | 0.5171 | 0.947 | 1.079 |
| 1.720682 | 4.5509 | 0.3099 | 0.6757 | 0.7434 |
| 1.776581 | 1.7268 | 0.1814 | 0.327 | 0.374 |
| 1.83248 | 0.125 | 0.022 | 0.0441 | 0.0493 |
Experiment comment: