Measurement E213M1168
| 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: | 2.05 — 2.075 GeV | |
| Ebeam: | 5.754 GeV | |
| M(π−,p), [GeV] | dσ/dM(π−,p), [μb/GeV] | uncertainty | syst. uncert. | total uncert. |
|---|---|---|---|---|
| 1.110256 | 0.486 | 0.055 | 0.1343 | 0.1452 |
| 1.175084 | 1.8417 | 0.1547 | 0.419 | 0.4466 |
| 1.239911 | 1.8699 | 0.1714 | 0.5116 | 0.5395 |
| 1.304739 | 2.0282 | 0.1428 | 0.5212 | 0.5404 |
| 1.369567 | 2.0682 | 0.1592 | 0.5124 | 0.5366 |
| 1.434394 | 2.0644 | 0.145 | 0.5057 | 0.5261 |
| 1.499222 | 2.7857 | 0.2314 | 0.5547 | 0.601 |
| 1.56405 | 2.8498 | 0.2669 | 0.5315 | 0.5948 |
| 1.628878 | 2.9462 | 0.2322 | 0.5123 | 0.5625 |
| 1.693705 | 3.4198 | 0.2416 | 0.5698 | 0.6189 |
| 1.758533 | 2.6196 | 0.1954 | 0.4951 | 0.5323 |
| 1.823361 | 2.0359 | 0.2055 | 0.3733 | 0.4261 |
| 1.888188 | 0.7762 | 0.0991 | 0.1698 | 0.1966 |
| 1.953016 | 0.0069 | 0.0001 | 0.0042 | 0.0042 |
Experiment comment: