Measurement E151M1725
| Experiment: | EG4 | |
|---|---|---|
| Year: | 2016 | |
| Spokesperson: | Xiaochao Zheng | |
| Reaction: | ep → π+n | |
| Polarization: | beam (longitudinal), target (longitudinal) | |
| Quantity: | ALL | |
| εL: | 0.2342 | |
| Q2: | 0.0496 GeV2 | |
| W: | 1295.0 GeV | |
| Ebeam: | 1.9889 GeV | |
| ε: | 0.9601 | |
| cos(θπ+) | φ(π+), [deg] | ALL | uncertainty |
|---|---|---|---|
| 0.15 | 294.0 | 0.1552 | 0.6667 |
| 0.15 | 306.0 | -0.2612 | 0.4799 |
| 0.15 | 318.0 | -1.1743 | 0.5574 |
| 0.25 | 66.0 | -1.5724 | 0.4788 |
| 0.25 | 78.0 | 1.0582 | 0.657 |
| 0.25 | 294.0 | -0.4892 | 0.4674 |
| 0.25 | 306.0 | 0.1074 | 0.3839 |
| 0.25 | 318.0 | 0.41 | 0.6221 |
| 0.35 | 66.0 | -0.1083 | 0.4169 |
| 0.35 | 78.0 | -0.378 | 0.3695 |
| 0.35 | 90.0 | 0.5151 | 0.6413 |
| 0.35 | 282.0 | 0.5908 | 0.4749 |
| 0.35 | 294.0 | -0.0888 | 0.4013 |
| 0.35 | 306.0 | -0.0125 | 0.4036 |
| 0.45 | 66.0 | 0.7093 | 0.3897 |
| 0.45 | 78.0 | -0.2571 | 0.3142 |
| 0.45 | 90.0 | -0.3773 | 0.4521 |
| 0.45 | 270.0 | 0.9438 | 0.6456 |
| 0.45 | 282.0 | 0.0051 | 0.4174 |
| 0.45 | 294.0 | 0.0549 | 0.3959 |
| 0.45 | 306.0 | -0.0691 | 0.5055 |
| 0.55 | 66.0 | 1.0261 | 0.4998 |
| 0.55 | 78.0 | 0.3713 | 0.3142 |
| 0.55 | 90.0 | -0.1149 | 0.4468 |
| 0.55 | 102.0 | 0.439 | 0.6823 |
| 0.55 | 246.0 | 0.2045 | 0.62 |
| 0.55 | 258.0 | -0.1067 | 0.5162 |
| 0.55 | 270.0 | 1.4018 | 0.4452 |
| 0.55 | 282.0 | 0.4082 | 0.4312 |
| 0.55 | 294.0 | 0.3408 | 0.4505 |
| 0.65 | 78.0 | -0.2277 | 0.4331 |
| 0.65 | 90.0 | 0.7923 | 0.4314 |
| 0.65 | 102.0 | 0.0847 | 0.5438 |
| 0.65 | 114.0 | -0.4129 | 0.5373 |
| 0.65 | 126.0 | 0.3047 | 0.5592 |
| 0.65 | 138.0 | -1.0024 | 0.6447 |
| 0.65 | 234.0 | 0.4171 | 0.5216 |
| 0.65 | 246.0 | -0.304 | 0.4051 |
| 0.65 | 258.0 | 0.1634 | 0.3697 |
| 0.65 | 270.0 | 0.5277 | 0.3844 |
| 0.65 | 282.0 | 0.0009 | 0.5189 |
| 0.75 | 90.0 | 0.4319 | 0.6512 |
| 0.75 | 102.0 | 0.4612 | 0.4563 |
| 0.75 | 114.0 | 0.1743 | 0.3933 |
| 0.75 | 126.0 | -0.2333 | 0.3615 |
| 0.75 | 138.0 | 0.1406 | 0.3897 |
| 0.75 | 150.0 | 0.406 | 0.4745 |
| 0.75 | 162.0 | 0.0652 | 0.7085 |
| 0.75 | 210.0 | 0.7318 | 0.6215 |
| 0.75 | 222.0 | 0.4406 | 0.4999 |
| 0.75 | 234.0 | 0.9033 | 0.3497 |
| 0.75 | 246.0 | 0.3635 | 0.2924 |
| 0.75 | 258.0 | 0.0683 | 0.3021 |
| 0.75 | 270.0 | 0.3189 | 0.3686 |
| 0.85 | 102.0 | -0.4995 | 0.4698 |
| 0.85 | 114.0 | 0.166 | 0.3569 |
| 0.85 | 126.0 | 0.0902 | 0.3375 |
| 0.85 | 138.0 | 0.6821 | 0.3401 |
| 0.85 | 150.0 | -0.5699 | 0.4402 |
| 0.85 | 162.0 | 0.9758 | 0.4486 |
| 0.85 | 174.0 | 0.3833 | 0.4732 |
| 0.85 | 198.0 | -0.0091 | 0.6009 |
| 0.85 | 210.0 | -0.0737 | 0.5029 |
| 0.85 | 222.0 | 0.5305 | 0.4209 |
| 0.85 | 234.0 | 0.0531 | 0.3289 |
| 0.85 | 246.0 | 0.3012 | 0.3168 |
| 0.85 | 258.0 | 0.15 | 0.3145 |
| 0.85 | 270.0 | 0.3608 | 0.4348 |
| 0.95 | 126.0 | 0.8489 | 0.6192 |
| 0.95 | 138.0 | 0.3297 | 0.5156 |
| 0.95 | 150.0 | 0.3247 | 0.4215 |
| 0.95 | 162.0 | -0.2474 | 0.5822 |
| 0.95 | 174.0 | 0.6216 | 0.5875 |
| 0.95 | 186.0 | -0.1105 | 0.6022 |
| 0.95 | 210.0 | 0.9309 | 0.4911 |
| 0.95 | 222.0 | 0.832 | 0.5039 |
| 0.95 | 234.0 | 0.4611 | 0.5581 |
| 0.95 | 246.0 | 0.4243 | 0.4769 |
Experiment comment: