Measurement E151M1727
| Experiment: | EG4 | |
|---|---|---|
| Year: | 2016 | |
| Spokesperson: | Xiaochao Zheng | |
| Reaction: | ep → π+n | |
| Polarization: | beam (longitudinal), target (longitudinal) | |
| Quantity: | ALL | |
| εL: | 0.3163 | |
| Q2: | 0.0707 GeV2 | |
| W: | 1295.0 GeV | |
| Ebeam: | 1.9889 GeV | |
| ε: | 0.955 | |
| cos(θπ+) | φ(π+), [deg] | ALL | uncertainty |
|---|---|---|---|
| 0.05 | 306.0 | -0.9205 | 0.6181 |
| 0.15 | 66.0 | -0.474 | 0.6677 |
| 0.15 | 306.0 | 0.2878 | 0.4776 |
| 0.15 | 318.0 | -0.4757 | 0.6323 |
| 0.25 | 54.0 | -0.9699 | 0.6384 |
| 0.25 | 66.0 | 0.5463 | 0.4845 |
| 0.25 | 78.0 | -0.3788 | 0.5365 |
| 0.25 | 294.0 | 0.3188 | 0.4452 |
| 0.25 | 306.0 | -0.0517 | 0.3928 |
| 0.25 | 318.0 | 0.1556 | 0.6909 |
| 0.35 | 66.0 | -0.3705 | 0.3794 |
| 0.35 | 78.0 | 0.2063 | 0.4333 |
| 0.35 | 282.0 | -1.2842 | 0.5175 |
| 0.35 | 294.0 | 0.2189 | 0.4226 |
| 0.35 | 306.0 | -0.5233 | 0.4438 |
| 0.45 | 66.0 | 0.0224 | 0.3475 |
| 0.45 | 78.0 | -0.0587 | 0.3205 |
| 0.45 | 90.0 | -0.4057 | 0.4821 |
| 0.45 | 270.0 | -0.1434 | 0.6496 |
| 0.45 | 282.0 | -0.1756 | 0.5908 |
| 0.45 | 294.0 | -0.6175 | 0.4496 |
| 0.45 | 306.0 | 0.471 | 0.7016 |
| 0.55 | 66.0 | -0.0221 | 0.5047 |
| 0.55 | 78.0 | -0.0137 | 0.3377 |
| 0.55 | 90.0 | 0.376 | 0.4689 |
| 0.55 | 258.0 | 0.7453 | 0.483 |
| 0.55 | 270.0 | 0.2472 | 0.4783 |
| 0.55 | 282.0 | 0.4573 | 0.4686 |
| 0.55 | 294.0 | -0.055 | 0.5239 |
| 0.65 | 66.0 | -0.5294 | 0.5562 |
| 0.65 | 78.0 | -0.2824 | 0.4425 |
| 0.65 | 90.0 | 0.2702 | 0.5247 |
| 0.65 | 102.0 | 0.1259 | 0.6087 |
| 0.65 | 114.0 | -0.4042 | 0.6205 |
| 0.65 | 234.0 | -0.5113 | 0.5787 |
| 0.65 | 246.0 | 0.4462 | 0.4224 |
| 0.65 | 258.0 | 0.3625 | 0.3326 |
| 0.65 | 270.0 | 0.0023 | 0.3554 |
| 0.65 | 282.0 | -0.1092 | 0.5119 |
| 0.75 | 90.0 | -0.1349 | 0.4789 |
| 0.75 | 102.0 | -0.0664 | 0.4246 |
| 0.75 | 114.0 | -0.0998 | 0.4245 |
| 0.75 | 126.0 | 0.3388 | 0.3955 |
| 0.75 | 138.0 | -0.2892 | 0.4609 |
| 0.75 | 150.0 | 0.0891 | 0.6419 |
| 0.75 | 210.0 | 0.0012 | 0.6539 |
| 0.75 | 222.0 | -0.1081 | 0.5165 |
| 0.75 | 234.0 | 0.566 | 0.4359 |
| 0.75 | 246.0 | 0.3745 | 0.3447 |
| 0.75 | 258.0 | -0.2498 | 0.3048 |
| 0.75 | 270.0 | -0.1584 | 0.3332 |
| 0.75 | 282.0 | 1.2401 | 0.3299 |
| 0.85 | 102.0 | 0.0234 | 0.3773 |
| 0.85 | 114.0 | 0.4554 | 0.3155 |
| 0.85 | 126.0 | -0.591 | 0.3412 |
| 0.85 | 138.0 | 0.0451 | 0.363 |
| 0.85 | 150.0 | 0.2914 | 0.4098 |
| 0.85 | 162.0 | 0.4755 | 0.5002 |
| 0.85 | 174.0 | 0.3046 | 0.6262 |
| 0.85 | 186.0 | 0.3366 | 0.6082 |
| 0.85 | 198.0 | -0.129 | 0.6427 |
| 0.85 | 210.0 | 1.09 | 0.6852 |
| 0.85 | 222.0 | 0.1853 | 0.5983 |
| 0.85 | 234.0 | 0.1623 | 0.3483 |
| 0.85 | 246.0 | 0.1402 | 0.3291 |
| 0.85 | 258.0 | 0.3936 | 0.2854 |
| 0.85 | 270.0 | 0.3961 | 0.3607 |
| 0.85 | 282.0 | 0.0764 | 0.5211 |
| 0.95 | 114.0 | 0.2647 | 0.4739 |
| 0.95 | 126.0 | 0.4837 | 0.4017 |
| 0.95 | 138.0 | -0.164 | 0.4277 |
| 0.95 | 150.0 | 0.8102 | 0.4188 |
| 0.95 | 162.0 | 0.5346 | 0.4264 |
| 0.95 | 174.0 | 0.1329 | 0.49 |
| 0.95 | 186.0 | 0.2035 | 0.4817 |
| 0.95 | 198.0 | 1.5031 | 0.4528 |
| 0.95 | 210.0 | 0.4392 | 0.5214 |
| 0.95 | 222.0 | 0.4027 | 0.5063 |
| 0.95 | 234.0 | 0.5889 | 0.4683 |
| 0.95 | 246.0 | 0.6461 | 0.3811 |
| 0.95 | 258.0 | 0.7886 | 0.4295 |
Experiment comment: