Measurement E151M2309
| Experiment: | EG4 | |
|---|---|---|
| Year: | 2016 | |
| Spokesperson: | Xiaochao Zheng | |
| Reaction: | ep → π+n | |
| Polarization: | beam (longitudinal), target (longitudinal) | |
| Quantity: | ALL | |
| εL: | 0.1422 | |
| Q2: | 0.1435 GeV2 | |
| W: | 1595.0 GeV | |
| Ebeam: | 2.999 GeV | |
| ε: | 0.919 | |
| cos(θπ+) | φ(π+), [deg] | ALL | uncertainty |
|---|---|---|---|
| 0.25 | 18.0 | 1.463 | 0.8284 |
| 0.25 | 54.0 | 0.0246 | 1.0106 |
| 0.25 | 66.0 | 1.2176 | 0.6857 |
| 0.25 | 78.0 | -1.1017 | 0.9289 |
| 0.25 | 270.0 | 3.0487 | 3.0487 |
| 0.25 | 282.0 | -1.1348 | 0.7971 |
| 0.25 | 294.0 | 0.0253 | 0.922 |
| 0.35 | 66.0 | -0.3041 | 0.7452 |
| 0.35 | 78.0 | 0.4854 | 0.7982 |
| 0.35 | 102.0 | -1.1005 | 1.0354 |
| 0.35 | 270.0 | -0.0846 | 0.746 |
| 0.35 | 282.0 | -1.0409 | 0.6773 |
| 0.35 | 294.0 | -1.2157 | 0.6792 |
| 0.45 | 54.0 | 0.2547 | 1.0736 |
| 0.45 | 66.0 | 0.7228 | 0.7659 |
| 0.45 | 78.0 | 0.4483 | 0.7758 |
| 0.45 | 90.0 | -0.0477 | 0.9431 |
| 0.45 | 102.0 | -0.4046 | 0.7898 |
| 0.45 | 114.0 | -0.9517 | 0.6646 |
| 0.45 | 126.0 | 0.7302 | 0.923 |
| 0.45 | 258.0 | -1.2707 | 0.9204 |
| 0.45 | 270.0 | 0.6222 | 0.6351 |
| 0.45 | 282.0 | 0.7354 | 0.5566 |
| 0.45 | 294.0 | 0.0181 | 0.5852 |
| 0.55 | 54.0 | -0.0177 | 0.9434 |
| 0.55 | 66.0 | 0.715 | 0.8333 |
| 0.55 | 78.0 | 0.069 | 1.0259 |
| 0.55 | 90.0 | 0.1374 | 0.8707 |
| 0.55 | 102.0 | 0.1481 | 0.6685 |
| 0.55 | 114.0 | 0.5655 | 0.5903 |
| 0.55 | 126.0 | -1.0325 | 0.6159 |
| 0.55 | 138.0 | -1.9097 | 0.7579 |
| 0.55 | 198.0 | -0.5599 | 0.9306 |
| 0.55 | 210.0 | -0.9169 | 0.8252 |
| 0.55 | 222.0 | -1.3397 | 0.8271 |
| 0.55 | 234.0 | 0.2148 | 0.8425 |
| 0.55 | 246.0 | -0.3979 | 0.8081 |
| 0.55 | 258.0 | -0.4306 | 0.7036 |
| 0.55 | 270.0 | 1.2763 | 0.5783 |
| 0.55 | 282.0 | 0.5688 | 0.5529 |
| 0.55 | 306.0 | 0.4798 | 0.7249 |
| 0.65 | 54.0 | -0.3068 | 0.7288 |
| 0.65 | 66.0 | -0.1725 | 0.8594 |
| 0.65 | 78.0 | -0.9918 | 0.887 |
| 0.65 | 90.0 | -0.0315 | 0.6482 |
| 0.65 | 102.0 | 0.0219 | 0.4827 |
| 0.65 | 114.0 | -0.2819 | 0.4668 |
| 0.65 | 126.0 | 0.1742 | 0.5738 |
| 0.65 | 138.0 | -0.819 | 0.6217 |
| 0.65 | 150.0 | -1.1951 | 0.834 |
| 0.65 | 186.0 | -0.852 | 0.8067 |
| 0.65 | 198.0 | 0.4229 | 0.8069 |
| 0.65 | 210.0 | -0.6833 | 0.6899 |
| 0.65 | 222.0 | -0.109 | 0.5534 |
| 0.65 | 234.0 | -0.4775 | 0.5541 |
| 0.65 | 246.0 | 0.1121 | 0.6851 |
| 0.65 | 258.0 | -0.7189 | 0.6768 |
| 0.65 | 270.0 | -1.2496 | 0.7243 |
| 0.65 | 282.0 | 0.3389 | 0.7559 |
| 0.65 | 294.0 | 0.2905 | 0.5378 |
| 0.65 | 306.0 | -0.4054 | 0.6245 |
| 0.75 | 66.0 | 0.3629 | 0.8626 |
| 0.75 | 78.0 | 0.0255 | 0.7156 |
| 0.75 | 90.0 | 0.8501 | 0.6557 |
| 0.75 | 102.0 | -0.4629 | 0.5613 |
| 0.75 | 114.0 | -0.3575 | 0.4759 |
| 0.75 | 126.0 | -0.3178 | 0.5132 |
| 0.75 | 138.0 | -0.2197 | 0.7679 |
| 0.75 | 150.0 | 0.9658 | 0.7338 |
| 0.75 | 162.0 | -0.4259 | 1.0436 |
| 0.75 | 174.0 | 0.6357 | 0.8539 |
| 0.75 | 186.0 | 1.1652 | 0.8218 |
| 0.75 | 198.0 | 0.1202 | 0.6283 |
| 0.75 | 210.0 | -0.0706 | 0.5512 |
| 0.75 | 222.0 | -0.0236 | 0.4873 |
| 0.75 | 234.0 | -0.8355 | 0.4834 |
| 0.75 | 246.0 | 0.2494 | 0.5639 |
| 0.75 | 258.0 | 0.4491 | 0.6511 |
| 0.75 | 270.0 | -0.07 | 0.8612 |
| 0.75 | 282.0 | -0.6639 | 0.5087 |
| 0.75 | 294.0 | 0.5379 | 0.511 |
| 0.75 | 306.0 | -0.7274 | 0.8157 |
| 0.85 | 78.0 | -0.116 | 0.4737 |
| 0.85 | 90.0 | 0.5328 | 0.4327 |
| 0.85 | 102.0 | 0.6676 | 0.5532 |
| 0.85 | 114.0 | 0.2392 | 0.6961 |
| 0.85 | 126.0 | -1.372 | 0.6412 |
| 0.85 | 138.0 | 1.2453 | 0.6238 |
| 0.85 | 150.0 | -0.6103 | 0.755 |
| 0.85 | 162.0 | 1.3792 | 0.9247 |
| 0.85 | 174.0 | -0.9112 | 0.9186 |
| 0.85 | 186.0 | -0.4574 | 0.7579 |
| 0.85 | 198.0 | 0.6409 | 0.5503 |
| 0.85 | 210.0 | -0.5847 | 0.5211 |
| 0.85 | 222.0 | 0.2922 | 0.463 |
| 0.85 | 234.0 | 0.5254 | 0.4123 |
| 0.85 | 246.0 | 0.1996 | 0.4628 |
| 0.85 | 258.0 | 0.1432 | 0.464 |
| 0.85 | 270.0 | 0.3198 | 0.586 |
| 0.85 | 282.0 | 0.4714 | 0.6877 |
| 0.95 | 78.0 | 0.1933 | 0.6686 |
| 0.95 | 90.0 | 0.0403 | 0.5952 |
| 0.95 | 102.0 | 0.242 | 0.6693 |
| 0.95 | 114.0 | 0.2082 | 0.7784 |
| 0.95 | 126.0 | -0.8208 | 0.8733 |
| 0.95 | 150.0 | -0.1152 | 0.9907 |
| 0.95 | 162.0 | 0.9626 | 0.7804 |
| 0.95 | 174.0 | 0.1454 | 0.8389 |
| 0.95 | 186.0 | 0.643 | 0.9238 |
| 0.95 | 198.0 | -0.5104 | 0.7276 |
| 0.95 | 210.0 | 0.0871 | 0.5963 |
| 0.95 | 222.0 | -0.2904 | 0.5524 |
| 0.95 | 234.0 | 0.6935 | 0.4738 |
| 0.95 | 246.0 | 0.5383 | 0.4759 |
| 0.95 | 258.0 | 0.3988 | 0.427 |
| 0.95 | 270.0 | -0.037 | 0.4793 |
| 0.95 | 282.0 | -0.7936 | 0.6172 |
Experiment comment: