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Measurement E151M1991

Experiment: EG4
Year: 2016

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).
Spokesperson: Xiaochao Zheng
Reaction: ep → π+n
Polarization: beam (longitudinal), target (longitudinal)
Quantity: ALL
εL: 0.4069
Q2: 0.1205 GeV2
W: 1325.0 GeV
Ebeam: 2.2596 GeV
ε: 0.9507

Slice: cos(θπ+) =

Measurement data
cos(θπ+) φ(π+), [deg] ALL uncertainty syst. uncert.
0.25 66.0 -0.5713 1.4334 0.0605
0.25 294.0 -0.3632 1.3404 0.0449
0.35 66.0 -1.9988 1.2061 0.1861
0.35 78.0 0.7136 1.4146 0.0721
0.45 66.0 0.5515 1.4532 0.0589
0.45 78.0 0.1947 1.5798 0.0349
0.45 294.0 0.726 1.2326 0.0732
0.55 78.0 -0.525 1.5173 0.0568
0.55 282.0 0.8022 1.4084 0.0796
0.65 102.0 0.4319 1.5859 0.0498
0.65 246.0 -1.0346 1.3717 0.0997
0.65 258.0 1.778 1.2521 0.1661
0.65 270.0 -0.0784 1.0611 0.0309
0.75 90.0 -0.7341 1.5921 0.0738
0.75 102.0 1.8686 1.2349 0.1743
0.75 114.0 0.0499 1.3585 0.0303
0.75 126.0 -0.3367 1.7495 0.0431
0.75 222.0 -0.3448 1.6405 0.0436
0.75 234.0 1.1903 1.2927 0.1134
0.75 246.0 -1.666 1.1934 0.156
0.75 258.0 0.289 1.0133 0.0401
0.75 270.0 0.4902 1.0798 0.0541
0.75 282.0 -2.1545 1.0719 0.2003
0.85 90.0 0.036 1.6932 0.0302
0.85 102.0 3.2926 1.2271 0.3041
0.85 114.0 1.3454 1.392 0.1272
0.85 126.0 -0.6042 1.7828 0.0631
0.85 138.0 -0.1406 1.9185 0.0327
0.85 150.0 1.9199 2.014 0.179
0.85 222.0 -1.1438 1.7002 0.1093
0.85 234.0 -0.4717 1.6633 0.0527
0.85 246.0 -1.8915 1.1696 0.1764
0.85 258.0 0.2227 1.209 0.0363
0.85 270.0 0.7188 1.1045 0.0725
0.85 282.0 0.8265 1.1546 0.0817
0.95 114.0 -9.9697 5.0684 0.9167
0.95 126.0 -3.469 5.7307 0.3202
0.95 138.0 -0.9665 5.4243 0.0937
0.95 150.0 -1.9445 5.198 0.1812
0.95 210.0 11.917 4.872 1.0956
0.95 234.0 -1.3819 3.9046 0.1305
0.95 246.0 -3.8936 3.5521 0.3591
0.95 258.0 2.1139 3.8328 0.1966
0.95 270.0 10.5917 3.216 0.9739
0.95 282.0 3.7146 4.1824 0.3427
0.15 306.0 0.2332 0.5476 0.0336
0.25 66.0 0.6122 0.4664 0.0499
0.25 294.0 -0.2335 0.4895 0.0336
0.35 66.0 -0.2793 0.4568 0.0351
0.35 294.0 -0.3406 0.5285 0.0373
0.45 66.0 -1.5154 0.4684 0.103
0.45 78.0 -0.2645 0.6076 0.0346
0.45 282.0 -0.0209 0.5914 0.03
0.45 294.0 -0.1923 0.5129 0.0325
0.55 66.0 0.5731 0.6193 0.0479
0.55 78.0 0.7346 0.5767 0.0564
0.55 270.0 0.5788 0.59 0.0481
0.65 90.0 -0.6756 0.6461 0.0532
0.65 102.0 0.6949 0.673 0.0543
0.65 114.0 -0.5402 0.5503 0.0462
0.65 246.0 -0.1364 0.7121 0.0313
0.65 258.0 0.0627 0.5516 0.0303
0.65 270.0 1.0283 0.4621 0.0733
0.65 282.0 -0.4994 0.6076 0.0442
0.75 90.0 0.4718 0.5377 0.0429
0.75 102.0 -0.5556 0.4833 0.047
0.75 114.0 1.5381 0.5358 0.1045
0.75 126.0 0.6251 0.656 0.0505
0.75 234.0 0.8863 0.5315 0.065
0.75 246.0 -0.0399 0.5454 0.0301
0.75 258.0 -0.3435 0.4878 0.0374
0.75 270.0 -0.6844 0.5144 0.0537
0.75 282.0 0.2105 0.5136 0.033
0.85 90.0 0.2674 0.519 0.0347
0.85 102.0 0.9131 0.4892 0.0665
0.85 114.0 0.9449 0.5378 0.0684
0.85 126.0 -0.5507 0.4916 0.0467
0.85 138.0 0.7071 0.6384 0.0549
0.85 150.0 0.2005 0.8415 0.0327
0.85 222.0 0.3194 0.7079 0.0365
0.85 234.0 -0.0427 0.6417 0.0301
0.85 246.0 0.8601 0.537 0.0635
0.85 258.0 0.3426 0.4663 0.0374
0.85 270.0 1.1013 0.4499 0.0777
0.85 282.0 -0.9838 0.4089 0.0707
0.95 102.0 1.3371 0.979 0.092
0.95 114.0 -0.5376 0.9452 0.0461
0.95 126.0 -0.1731 0.9493 0.032
0.95 150.0 -1.086 1.1442 0.0767
0.95 162.0 -0.4697 1.3225 0.0428
0.95 222.0 0.1441 1.3111 0.0314
0.95 246.0 -0.06 1.0442 0.0303
0.95 258.0 0.9366 0.8679 0.0679
0.95 270.0 0.0746 0.8443 0.0304
0.95 282.0 0.1675 0.9728 0.0319
Created in SINP MSU, CLAS Collaboration