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Experiment: EG4, 2016
Spokespersons: Xiaochao Zheng
Experiment comment: Final asymmetry results for the ep-> e pi+ (n) channel extracted from CLAS/EG4 data obtained using a longitudinally polarized beam and a longitudinally polarized NH3 target (CAA HS07-02).
No publications available for this experiment
Quantity measured: AUL,
Target spin asymmetry.
Beam: e, polarization: longitudinal
Target: p (Z=1, A=1), polarization: longitudinal
Final state: π+n, polarization: none
| Q2 : | 0.0593 GeV2 | |
|---|---|---|
| W : | 1475 GeV | |
| ε : | 0.8962 | |
| Ebeam : | 1.9889 GeV | |
| εL: | 0.1019 |
|
Select data slice:
cos(θπ+) = |
Observable quantity measured (Y axis): AUL,
Parameter (X axis): φ(π+), degrees |
Click here to get data in text file, delimited with tabs.
Measured data:
| cos(θπ+) |
φ(π+),
degrees |
AUL | Stat. error | Syst. error |
|---|---|---|---|---|
| 0.15 | 30 | -0.1434 | 0.5707 | 0.0313 |
| 0.15 | 42 | 0.851 | 0.8165 | 0.0601 |
| 0.15 | 306 | 1.602 | 0.6915 | 0.1025 |
| 0.25 | 30 | 2.1035 | 0.6594 | 0.1321 |
| 0.25 | 54 | 0.1125 | 0.6536 | 0.0308 |
| 0.25 | 66 | -0.0023 | 0.4734 | 0.03 |
| 0.25 | 78 | 0.4691 | 0.5443 | 0.0415 |
| 0.25 | 282 | 0.169 | 0.5957 | 0.0317 |
| 0.25 | 294 | -1.053 | 0.3986 | 0.071 |
| 0.25 | 306 | -0.421 | 0.5209 | 0.0395 |
| 0.25 | 318 | -0.9624 | 0.5666 | 0.0661 |
| 0.25 | 330 | -0.6294 | 0.6097 | 0.0488 |
| 0.35 | 18 | 0.5403 | 0.6073 | 0.0446 |
| 0.35 | 30 | 0.9944 | 0.5981 | 0.0678 |
| 0.35 | 54 | 0.1336 | 0.556 | 0.0311 |
| 0.35 | 66 | 0.0879 | 0.4076 | 0.0305 |
| 0.35 | 78 | -0.2983 | 0.3715 | 0.0351 |
| 0.35 | 90 | 0.3754 | 0.529 | 0.0378 |
| 0.35 | 270 | -0.4126 | 0.4463 | 0.0392 |
| 0.35 | 282 | -0.1113 | 0.3594 | 0.0308 |
| 0.35 | 294 | 0.0446 | 0.3673 | 0.0301 |
| 0.35 | 306 | 1.1388 | 0.585 | 0.0758 |
| 0.35 | 318 | -0.5762 | 0.6108 | 0.0463 |
| 0.35 | 330 | -0.2214 | 0.6449 | 0.0329 |
| 0.35 | 342 | 0.0888 | 0.7304 | 0.0305 |
| 0.45 | 66 | 1.0079 | 0.492 | 0.0686 |
| 0.45 | 78 | -0.2032 | 0.3397 | 0.0325 |
| 0.45 | 90 | -0.5616 | 0.3945 | 0.0456 |
| 0.45 | 102 | 0.4134 | 0.6544 | 0.0392 |
| 0.45 | 114 | 0.0441 | 0.727 | 0.0301 |
| 0.45 | 246 | -0.632 | 0.6238 | 0.0489 |
| 0.45 | 258 | -0.0067 | 0.5282 | 0.03 |
| 0.45 | 270 | 0.7166 | 0.4074 | 0.0531 |
| 0.45 | 282 | 0.3581 | 0.3693 | 0.0371 |
| 0.45 | 294 | -0.5603 | 0.3431 | 0.0455 |
| 0.45 | 306 | -0.286 | 0.5165 | 0.0347 |
| 0.45 | 318 | -0.1851 | 0.6198 | 0.0321 |
| 0.45 | 330 | -1.4992 | 0.4333 | 0.0965 |
| 0.55 | 66 | -0.1987 | 0.5608 | 0.0324 |
| 0.55 | 78 | -0.0607 | 0.4144 | 0.0302 |
| 0.55 | 90 | -0.1564 | 0.4192 | 0.0315 |
| 0.55 | 102 | 0.1949 | 0.4982 | 0.0323 |
| 0.55 | 114 | -0.9593 | 0.3539 | 0.0659 |
| 0.55 | 126 | -0.5497 | 0.4039 | 0.0451 |
| 0.55 | 138 | 0.8796 | 0.5907 | 0.0616 |
| 0.55 | 150 | -0.5726 | 0.644 | 0.0461 |
| 0.55 | 210 | 0.4665 | 0.6199 | 0.0414 |
| 0.55 | 222 | 1.2281 | 0.5118 | 0.0809 |
| 0.55 | 234 | 0.6295 | 0.506 | 0.0488 |
| 0.55 | 246 | 0.1102 | 0.4993 | 0.0307 |
| 0.55 | 258 | 0.3777 | 0.4325 | 0.0379 |
| 0.55 | 270 | 0.3652 | 0.3959 | 0.0374 |
| 0.55 | 282 | 0.2371 | 0.349 | 0.0333 |
| 0.55 | 294 | -0.8821 | 0.3875 | 0.0617 |
| 0.65 | 54 | 0.5824 | 0.7762 | 0.0466 |
| 0.65 | 66 | 0.1734 | 0.5765 | 0.0318 |
| 0.65 | 78 | -0.1467 | 0.487 | 0.0313 |
| 0.65 | 90 | 0.5897 | 0.5342 | 0.0469 |
| 0.65 | 102 | -0.6475 | 0.3979 | 0.0497 |
| 0.65 | 114 | -0.2674 | 0.3939 | 0.0342 |
| 0.65 | 126 | -0.8246 | 0.3168 | 0.0587 |
| 0.65 | 138 | -0.1416 | 0.4195 | 0.0312 |
| 0.65 | 150 | -0.1936 | 0.4987 | 0.0323 |
| 0.65 | 162 | 1.0235 | 0.717 | 0.0694 |
| 0.65 | 186 | -0.2648 | 0.6028 | 0.0341 |
| 0.65 | 198 | 0.847 | 0.7303 | 0.0599 |
| 0.65 | 210 | 0.3008 | 0.4462 | 0.0352 |
| 0.65 | 222 | 0.8475 | 0.4259 | 0.0599 |
| 0.65 | 234 | 0.2706 | 0.3961 | 0.0343 |
| 0.65 | 246 | 0.1477 | 0.4309 | 0.0313 |
| 0.65 | 258 | -0.1588 | 0.3839 | 0.0315 |
| 0.65 | 270 | 0.6846 | 0.4891 | 0.0515 |
| 0.65 | 282 | -0.1287 | 0.4712 | 0.031 |
| 0.65 | 294 | -0.226 | 0.3944 | 0.033 |
| 0.65 | 306 | 0.4407 | 0.5581 | 0.0403 |
| 0.75 | 66 | -0.0234 | 0.5371 | 0.03 |
| 0.75 | 78 | 0.6779 | 0.5441 | 0.0512 |
| 0.75 | 90 | -0.0196 | 0.6978 | 0.03 |
| 0.75 | 102 | -0.0227 | 0.485 | 0.03 |
| 0.75 | 114 | -0.5547 | 0.3112 | 0.0453 |
| 0.75 | 126 | -0.1477 | 0.3816 | 0.0313 |
| 0.75 | 138 | -0.2214 | 0.4273 | 0.0329 |
| 0.75 | 150 | -0.431 | 0.4905 | 0.0399 |
| 0.75 | 162 | -1.2375 | 0.496 | 0.0814 |
| 0.75 | 174 | -0.6102 | 0.6047 | 0.0479 |
| 0.75 | 186 | -0.2657 | 0.6301 | 0.0341 |
| 0.75 | 198 | 1.0057 | 0.5827 | 0.0684 |
| 0.75 | 210 | 0.5841 | 0.4504 | 0.0467 |
| 0.75 | 222 | 0.5788 | 0.4078 | 0.0464 |
| 0.75 | 234 | 0.2859 | 0.3151 | 0.0347 |
| 0.75 | 246 | -0.1286 | 0.3665 | 0.031 |
| 0.75 | 258 | 0.1964 | 0.4355 | 0.0323 |
| 0.75 | 270 | -0.2194 | 0.6011 | 0.0329 |
| 0.75 | 282 | -0.2092 | 0.4001 | 0.0326 |
| 0.75 | 294 | 0.1529 | 0.4838 | 0.0314 |
| 0.85 | 90 | 0.2168 | 0.5477 | 0.0328 |
| 0.85 | 102 | -0.4694 | 0.4442 | 0.0415 |
| 0.85 | 114 | -0.1589 | 0.472 | 0.0315 |
| 0.85 | 126 | -0.7303 | 0.4061 | 0.0538 |
| 0.85 | 138 | -0.0667 | 0.4491 | 0.0303 |
| 0.85 | 150 | -0.5212 | 0.5279 | 0.0438 |
| 0.85 | 198 | 0.8687 | 0.6383 | 0.061 |
| 0.85 | 210 | 0.7206 | 0.4833 | 0.0533 |
| 0.85 | 222 | 0.4771 | 0.4647 | 0.0419 |
| 0.85 | 234 | 0.3112 | 0.3562 | 0.0355 |
| 0.85 | 246 | 0.9357 | 0.3997 | 0.0646 |
| 0.85 | 258 | 0.2155 | 0.4533 | 0.0328 |
| 0.85 | 270 | -0.1591 | 0.5369 | 0.0315 |
| 0.95 | 114 | 0.8105 | 0.6511 | 0.0579 |
| 0.95 | 210 | 0.5981 | 0.6656 | 0.0473 |
| 0.95 | 222 | 0.4776 | 0.6161 | 0.0419 |
| 0.95 | 234 | 0.8323 | 0.4558 | 0.0591 |
| 0.95 | 246 | 0.7363 | 0.4439 | 0.0541 |
| 0.95 | 258 | -0.6221 | 0.4586 | 0.0485 |