Measurement E14M139
| Experiment: | E99-107 CLAS experiment | |
|---|---|---|
| Year: | 2005 |
|
| Spokespersons: | V. D. Burkert, R. Minehart | |
| Reaction: | ep → π+n | |
| Polarization: | target | |
| Quantity: | dσ/dΩ | |
| Q2: | 3.48 GeV2 | |
| W: | 1.67 GeV | |
| Ebeam: | 5.754 GeV | |
| cos(θπ) | φ(π+), [degree] | dσ/dΩ, [μb/sr] | uncertainty |
|---|---|---|---|
| -0.9 | 7.5 | 0.30983 | 0.04899 |
| -0.9 | 22.5 | 0.22417 | 0.05756 |
| -0.9 | 37.5 | 0.36768 | 0.06459 |
| -0.9 | 52.5 | 0.309 | 0.04071 |
| -0.9 | 67.5 | 0.2494 | 0.04699 |
| -0.9 | 82.5 | 0.3294 | 0.04997 |
| -0.9 | 97.5 | 0.27868 | 0.04655 |
| -0.9 | 112.5 | 0.29102 | 0.04137 |
| -0.9 | 127.5 | 0.39474 | 0.05539 |
| -0.9 | 142.5 | 0.32012 | 0.0605 |
| -0.9 | 157.5 | 0.33794 | 0.0657 |
| -0.9 | 172.5 | 0.33235 | 0.05524 |
| -0.9 | 187.5 | 0.35777 | 0.05706 |
| -0.9 | 202.5 | 0.3879 | 0.06104 |
| -0.9 | 217.5 | 0.37679 | 0.06641 |
| -0.9 | 232.5 | 0.33737 | 0.05117 |
| -0.9 | 247.5 | 0.3988 | 0.05332 |
| -0.9 | 262.5 | 0.34214 | 0.05756 |
| -0.9 | 277.5 | 0.28314 | 0.05185 |
| -0.9 | 292.5 | 0.32215 | 0.05319 |
| -0.9 | 307.5 | 0.26951 | 0.04511 |
| -0.9 | 322.5 | 0.30215 | 0.04245 |
| -0.9 | 337.5 | 0.22922 | 0.0557 |
| -0.9 | 352.5 | 0.31825 | 0.05251 |
| -0.7 | 7.5 | 0.19157 | 0.02977 |
| -0.7 | 22.5 | 0.22625 | 0.03436 |
| -0.7 | 37.5 | 0.28841 | 0.02822 |
| -0.7 | 52.5 | 0.33825 | 0.03676 |
| -0.7 | 67.5 | 0.31472 | 0.03353 |
| -0.7 | 82.5 | 0.32215 | 0.03987 |
| -0.7 | 97.5 | 0.34254 | 0.04215 |
| -0.7 | 112.5 | 0.3128 | 0.0367 |
| -0.7 | 127.5 | 0.24276 | 0.04095 |
| -0.7 | 142.5 | 0.30283 | 0.04441 |
| -0.7 | 157.5 | 0.23371 | 0.03297 |
| -0.7 | 172.5 | 0.21689 | 0.02405 |
| -0.7 | 187.5 | 0.21689 | 0.02476 |
| -0.7 | 202.5 | 0.23371 | 0.03024 |
| -0.7 | 217.5 | 0.16285 | 0.02636 |
| -0.7 | 232.5 | 0.2515 | 0.03077 |
| -0.7 | 247.5 | 0.29747 | 0.03143 |
| -0.7 | 262.5 | 0.31626 | 0.03591 |
| -0.7 | 277.5 | 0.26648 | 0.03295 |
| -0.7 | 292.5 | 0.29867 | 0.03561 |
| -0.7 | 307.5 | 0.29713 | 0.03023 |
| -0.7 | 322.5 | 0.3164 | 0.03512 |
| -0.7 | 337.5 | 0.31226 | 0.04067 |
| -0.7 | 352.5 | 0.20815 | 0.03462 |
| -0.5 | 22.5 | 0.28961 | 0.04806 |
| -0.5 | 37.5 | 0.19404 | 0.02914 |
| -0.5 | 52.5 | 0.31678 | 0.04218 |
| -0.5 | 67.5 | 0.35138 | 0.04276 |
| -0.5 | 82.5 | 0.33854 | 0.03615 |
| -0.5 | 97.5 | 0.38428 | 0.03707 |
| -0.5 | 112.5 | 0.30503 | 0.03662 |
| -0.5 | 127.5 | 0.29989 | 0.0354 |
| -0.5 | 142.5 | 0.30105 | 0.0386 |
| -0.5 | 157.5 | 0.35731 | 0.05366 |
| -0.5 | 172.5 | 0.36683 | 0.05419 |
| -0.5 | 187.5 | 0.28842 | 0.03926 |
| -0.5 | 202.5 | 0.37921 | 0.05133 |
| -0.5 | 217.5 | 0.34368 | 0.05062 |
| -0.5 | 232.5 | 0.33568 | 0.04548 |
| -0.5 | 247.5 | 0.25421 | 0.02901 |
| -0.5 | 262.5 | 0.35468 | 0.03871 |
| -0.5 | 277.5 | 0.32829 | 0.03317 |
| -0.5 | 292.5 | 0.25685 | 0.03159 |
| -0.5 | 307.5 | 0.35201 | 0.04801 |
| -0.5 | 322.5 | 0.3017 | 0.03545 |
| -0.5 | 337.5 | 0.34939 | 0.06516 |
| -0.5 | 352.5 | 0.28291 | 0.0576 |
| -0.3 | 22.5 | 0.22608 | 0.04144 |
| -0.3 | 37.5 | 0.28302 | 0.04459 |
| -0.3 | 52.5 | 0.28747 | 0.04805 |
| -0.3 | 67.5 | 0.38516 | 0.04847 |
| -0.3 | 82.5 | 0.4102 | 0.03841 |
| -0.3 | 97.5 | 0.40323 | 0.04098 |
| -0.3 | 112.5 | 0.37964 | 0.04268 |
| -0.3 | 127.5 | 0.41769 | 0.05165 |
| -0.3 | 142.5 | 0.27475 | 0.0328 |
| -0.3 | 157.5 | 0.37594 | 0.04588 |
| -0.3 | 172.5 | 0.37001 | 0.03832 |
| -0.3 | 187.5 | 0.36201 | 0.03739 |
| -0.3 | 202.5 | 0.38029 | 0.0419 |
| -0.3 | 217.5 | 0.41454 | 0.0474 |
| -0.3 | 232.5 | 0.37705 | 0.05218 |
| -0.3 | 247.5 | 0.40182 | 0.0424 |
| -0.3 | 262.5 | 0.4385 | 0.04115 |
| -0.3 | 277.5 | 0.45875 | 0.0479 |
| -0.3 | 292.5 | 0.4073 | 0.05068 |
| -0.3 | 307.5 | 0.29138 | 0.05138 |
| -0.3 | 322.5 | 0.27141 | 0.04768 |
| -0.3 | 337.5 | 0.25893 | 0.05819 |
| -0.3 | 352.5 | 0.13913 | 0.05549 |
| -0.1 | 22.5 | 0.44018 | 0.10021 |
| -0.1 | 37.5 | 0.22646 | 0.05604 |
| -0.1 | 52.5 | 0.28767 | 0.0401 |
| -0.1 | 67.5 | 0.40229 | 0.04277 |
| -0.1 | 82.5 | 0.34873 | 0.03412 |
| -0.1 | 97.5 | 0.45262 | 0.04409 |
| -0.1 | 112.5 | 0.42 | 0.04375 |
| -0.1 | 127.5 | 0.48992 | 0.04766 |
| -0.1 | 142.5 | 0.39047 | 0.03584 |
| -0.1 | 157.5 | 0.38377 | 0.03463 |
| -0.1 | 172.5 | 0.36239 | 0.03221 |
| -0.1 | 187.5 | 0.40207 | 0.03267 |
| -0.1 | 202.5 | 0.40519 | 0.03639 |
| -0.1 | 217.5 | 0.42121 | 0.04206 |
| -0.1 | 232.5 | 0.36569 | 0.03746 |
| -0.1 | 247.5 | 0.31162 | 0.03376 |
| -0.1 | 262.5 | 0.43967 | 0.03915 |
| -0.1 | 277.5 | 0.391 | 0.03802 |
| -0.1 | 292.5 | 0.35292 | 0.03793 |
| -0.1 | 307.5 | 0.29334 | 0.0427 |
| -0.1 | 322.5 | 0.19403 | 0.06102 |
| 0.1 | 37.5 | 0.37747 | 0.06005 |
| 0.1 | 52.5 | 0.44127 | 0.04449 |
| 0.1 | 67.5 | 0.45964 | 0.0407 |
| 0.1 | 82.5 | 0.42002 | 0.03997 |
| 0.1 | 97.5 | 0.42997 | 0.04134 |
| 0.1 | 112.5 | 0.44807 | 0.04495 |
| 0.1 | 127.5 | 0.39517 | 0.03814 |
| 0.1 | 142.5 | 0.38831 | 0.03559 |
| 0.1 | 157.5 | 0.35466 | 0.02953 |
| 0.1 | 172.5 | 0.39749 | 0.02773 |
| 0.1 | 187.5 | 0.33337 | 0.02622 |
| 0.1 | 202.5 | 0.42013 | 0.03361 |
| 0.1 | 217.5 | 0.34589 | 0.03428 |
| 0.1 | 232.5 | 0.39034 | 0.03893 |
| 0.1 | 247.5 | 0.27069 | 0.0312 |
| 0.1 | 262.5 | 0.3494 | 0.03581 |
| 0.1 | 277.5 | 0.42002 | 0.03514 |
| 0.1 | 292.5 | 0.44336 | 0.03713 |
| 0.1 | 307.5 | 0.48848 | 0.04975 |
| 0.1 | 322.5 | 0.30987 | 0.04863 |
| 0.3 | 37.5 | 0.45235 | 0.06841 |
| 0.3 | 52.5 | 0.46329 | 0.04268 |
| 0.3 | 67.5 | 0.5091 | 0.04432 |
| 0.3 | 82.5 | 0.43346 | 0.0433 |
| 0.3 | 97.5 | 0.44017 | 0.04498 |
| 0.3 | 112.5 | 0.3546 | 0.03687 |
| 0.3 | 127.5 | 0.44745 | 0.04726 |
| 0.3 | 142.5 | 0.35283 | 0.03654 |
| 0.3 | 157.5 | 0.41078 | 0.03461 |
| 0.3 | 172.5 | 0.30147 | 0.02366 |
| 0.3 | 187.5 | 0.33998 | 0.02632 |
| 0.3 | 202.5 | 0.30803 | 0.03348 |
| 0.3 | 217.5 | 0.44272 | 0.044 |
| 0.3 | 232.5 | 0.45792 | 0.04534 |
| 0.3 | 247.5 | 0.36006 | 0.04019 |
| 0.3 | 262.5 | 0.52185 | 0.04884 |
| 0.3 | 277.5 | 0.49964 | 0.04346 |
| 0.3 | 292.5 | 0.50671 | 0.04257 |
| 0.3 | 307.5 | 0.5485 | 0.0433 |
| 0.3 | 322.5 | 0.43197 | 0.06646 |
| 0.5 | 37.5 | 0.43273 | 0.07413 |
| 0.5 | 52.5 | 0.56752 | 0.05971 |
| 0.5 | 67.5 | 0.44965 | 0.04728 |
| 0.5 | 82.5 | 0.32098 | 0.03742 |
| 0.5 | 97.5 | 0.39894 | 0.04162 |
| 0.5 | 112.5 | 0.39201 | 0.03582 |
| 0.5 | 127.5 | 0.35022 | 0.03325 |
| 0.5 | 142.5 | 0.31255 | 0.02838 |
| 0.5 | 157.5 | 0.28756 | 0.02525 |
| 0.5 | 172.5 | 0.31076 | 0.02526 |
| 0.5 | 187.5 | 0.18792 | 0.02511 |
| 0.5 | 202.5 | 0.28756 | 0.02615 |
| 0.5 | 217.5 | 0.28967 | 0.03397 |
| 0.5 | 232.5 | 0.35022 | 0.03246 |
| 0.5 | 247.5 | 0.3741 | 0.03915 |
| 0.5 | 262.5 | 0.27483 | 0.02959 |
| 0.5 | 277.5 | 0.45099 | 0.04836 |
| 0.5 | 292.5 | 0.4668 | 0.04608 |
| 0.5 | 307.5 | 0.48429 | 0.04768 |
| 0.5 | 322.5 | 0.51971 | 0.0865 |
| 0.7 | 7.5 | 0.22915 | 0.03139 |
| 0.7 | 22.5 | 0.21722 | 0.04342 |
| 0.7 | 37.5 | 0.29452 | 0.05901 |
| 0.7 | 52.5 | 0.36355 | 0.04489 |
| 0.7 | 67.5 | 0.45753 | 0.04743 |
| 0.7 | 82.5 | 0.43487 | 0.04669 |
| 0.7 | 97.5 | 0.29922 | 0.03421 |
| 0.7 | 112.5 | 0.4105 | 0.04047 |
| 0.7 | 127.5 | 0.36415 | 0.03309 |
| 0.7 | 142.5 | 0.3028 | 0.02505 |
| 0.7 | 157.5 | 0.21444 | 0.02176 |
| 0.7 | 172.5 | 0.23062 | 0.01946 |
| 0.7 | 187.5 | 0.19192 | 0.01914 |
| 0.7 | 202.5 | 0.21317 | 0.02252 |
| 0.7 | 217.5 | 0.30978 | 0.03121 |
| 0.7 | 232.5 | 0.298 | 0.03079 |
| 0.7 | 247.5 | 0.37718 | 0.0424 |
| 0.7 | 262.5 | 0.44741 | 0.04525 |
| 0.7 | 277.5 | 0.37687 | 0.04251 |
| 0.7 | 292.5 | 0.43436 | 0.05049 |
| 0.7 | 307.5 | 0.36355 | 0.04896 |
| 0.7 | 322.5 | 0.19651 | 0.05075 |
| 0.7 | 337.5 | 0.18846 | 0.04106 |
| 0.7 | 352.5 | 0.22915 | 0.03239 |
| 0.9 | 7.5 | 0.4382 | 0.04152 |
| 0.9 | 22.5 | 0.49217 | 0.04385 |
| 0.9 | 37.5 | 0.41975 | 0.04773 |
| 0.9 | 52.5 | 0.3982 | 0.04253 |
| 0.9 | 67.5 | 0.3621 | 0.03878 |
| 0.9 | 82.5 | 0.39127 | 0.03832 |
| 0.9 | 97.5 | 0.40416 | 0.04069 |
| 0.9 | 112.5 | 0.30471 | 0.03023 |
| 0.9 | 127.5 | 0.29786 | 0.02857 |
| 0.9 | 142.5 | 0.22728 | 0.0227 |
| 0.9 | 157.5 | 0.23147 | 0.02125 |
| 0.9 | 172.5 | 0.21273 | 0.01809 |
| 0.9 | 187.5 | 0.26219 | 0.02196 |
| 0.9 | 202.5 | 0.25662 | 0.02076 |
| 0.9 | 217.5 | 0.26503 | 0.02617 |
| 0.9 | 232.5 | 0.29297 | 0.02657 |
| 0.9 | 247.5 | 0.36981 | 0.03589 |
| 0.9 | 262.5 | 0.29906 | 0.02918 |
| 0.9 | 277.5 | 0.3427 | 0.03432 |
| 0.9 | 292.5 | 0.43051 | 0.0422 |
| 0.9 | 307.5 | 0.42299 | 0.03966 |
| 0.9 | 322.5 | 0.3359 | 0.03497 |
| 0.9 | 337.5 | 0.42774 | 0.04214 |
| 0.9 | 352.5 | 0.34871 | 0.03463 |