Measurement E213M1231
| 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: | 1.5 — 1.525 GeV | |
| Ebeam: | 5.754 GeV | |
| M(π−,p), [GeV] | dσ/dM(π−,p), [μb/GeV] | uncertainty | syst. uncert. | total uncert. |
|---|---|---|---|---|
| 1.090613 | 0.2799 | 0.0615 | 0.1187 | 0.1698 |
| 1.116155 | 1.3117 | 0.2111 | 0.4014 | 0.4535 |
| 1.141697 | 3.6758 | 0.4193 | 0.895 | 1.2759 |
| 1.167239 | 5.755 | 0.6797 | 1.3026 | 1.4692 |
| 1.192781 | 6.9236 | 0.6147 | 1.5346 | 1.6531 |
| 1.218323 | 8.1521 | 0.8217 | 1.817 | 1.9942 |
| 1.243865 | 7.5877 | 0.7327 | 1.7194 | 1.8691 |
| 1.269407 | 4.8374 | 1.1716 | 1.1703 | 1.6559 |
| 1.294949 | 3.6283 | 0.4796 | 0.8853 | 1.0068 |
| 1.320491 | 1.5305 | 0.2372 | 0.3992 | 0.4643 |
| 1.346033 | 0.3651 | 0.0855 | 0.1299 | 0.1951 |
| 1.371575 | 0.0206 | 0.0087 | 0.0139 | 0.1096 |
| 1.397117 | 0.0 | 0.0 | 0.0 | 0.0 |
| 1.422659 | 0.0 | 0.0 | 0.0 | 0.0 |
Experiment comment: