Measurement E213M1394
| Experiment: | E1-6, 2025 | |
|---|---|---|
| Year: | 2001 | |
| Spokespersons: | R.W. Gothe, A. Trivedi | |
| Reaction: | ep → π+π−p | |
| Polarization: | none | |
| Quantity: | dσ/dM(π+,π−) | |
| Q2: | 4.2 — 5.0 GeV2 | |
| W: | 1.95 — 1.975 GeV | |
| Ebeam: | 5.754 GeV | |
| M(π+,π−), [GeV] | dσ/dM(π+,π−), [μb/GeV] | uncertainty | syst. uncert. | total uncert. |
|---|---|---|---|---|
| 0.30709 | 0.2902 | 0.0473 | 0.117 | 0.1262 |
| 0.362989 | 0.9827 | 0.111 | 0.2924 | 0.3128 |
| 0.418888 | 1.7029 | 0.1732 | 0.4314 | 0.4648 |
| 0.474787 | 1.3064 | 0.1231 | 0.3943 | 0.4131 |
| 0.530686 | 1.6073 | 0.1336 | 0.4219 | 0.4426 |
| 0.586586 | 1.857 | 0.1575 | 0.4639 | 0.49 |
| 0.642485 | 2.2645 | 0.2105 | 0.5481 | 0.5871 |
| 0.698384 | 3.2417 | 0.2519 | 0.7295 | 0.7718 |
| 0.754283 | 4.6552 | 0.3886 | 0.9044 | 0.9844 |
| 0.810182 | 3.0856 | 0.2262 | 0.667 | 0.7043 |
| 0.866081 | 2.2058 | 0.1975 | 0.4757 | 0.515 |
| 0.92198 | 1.3242 | 0.1327 | 0.2939 | 0.3225 |
| 0.977879 | 0.7743 | 0.1348 | 0.122 | 0.1818 |
| 1.033778 | 0.0386 | 0.0071 | 0.0158 | 0.0173 |
Experiment comment: