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Measurement E151M2084

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: 0.109
Q2: 0.0844 GeV2
W: 1535.0 GeV
Ebeam: 2.2596 GeV
ε: 0.8921

Slice: cos(θπ+) =

Measurement data
cos(θπ+) φ(π+), [deg] ALL uncertainty
0.25 78.0 0.9556 0.701
0.25 282.0 -0.5702 0.559
0.25 294.0 -0.2482 0.5354
0.35 66.0 -0.9849 0.5022
0.35 78.0 0.4268 0.5604
0.35 270.0 -0.0867 0.6441
0.35 282.0 -0.1963 0.4567
0.45 66.0 -1.2364 1.0249
0.45 78.0 -0.7695 0.9042
0.45 102.0 1.1027 1.1461
0.45 258.0 -0.5931 0.9033
0.45 270.0 -0.9803 0.8721
0.45 282.0 -0.5615 0.6621
0.45 294.0 -1.0871 0.8201
0.55 102.0 1.3952 1.0333
0.55 114.0 1.1308 0.8486
0.55 126.0 0.1569 1.0118
0.55 138.0 1.3511 1.0308
0.55 258.0 -1.1446 0.8695
0.55 270.0 -0.3366 0.7578
0.55 282.0 0.078 0.7896
0.65 66.0 -0.6246 0.9396
0.65 78.0 -0.7255 1.0639
0.65 102.0 0.381 1.1442
0.65 114.0 -0.305 1.0987
0.65 126.0 1.0729 0.8205
0.65 138.0 -0.8492 1.0863
0.65 210.0 0.0199 0.8608
0.65 222.0 0.9273 0.7443
0.65 234.0 0.0186 0.8089
0.65 246.0 -1.4773 0.9112
0.65 258.0 -1.7729 0.8374
0.65 270.0 1.9901 0.8806
0.65 294.0 -0.261 0.9106
0.75 66.0 0.1534 1.1349
0.75 114.0 0.03 0.8875
0.75 126.0 -0.2431 0.9373
0.75 138.0 -0.5692 0.8789
0.75 150.0 3.0388 0.8518
0.75 198.0 -0.4748 1.0016
0.75 210.0 1.2738 1.0138
0.75 222.0 1.405 0.7968
0.75 234.0 -0.8287 0.7207
0.75 246.0 -0.4435 0.7522
0.75 282.0 -2.532 2.532
0.75 294.0 -0.387 0.7608
0.85 90.0 -1.7711 0.9845
0.85 102.0 0.1073 1.1465
0.85 126.0 -2.1657 1.3802
0.85 210.0 1.406 0.9608
0.85 222.0 0.3009 0.847
0.85 234.0 -1.0807 1.0041
0.85 246.0 0.3252 0.9648
0.85 258.0 -0.2805 0.993
0.95 234.0 3.0251 3.3129
0.95 246.0 0.2459 2.9787
0.35 294.0 0.7995 0.7963
0.45 78.0 0.9175 0.6666
0.45 270.0 0.0915 0.8098
0.45 282.0 -0.0503 0.6427
0.45 294.0 0.638 0.7145
0.55 78.0 -0.6642 0.7421
0.55 90.0 1.5732 0.6872
0.55 114.0 -0.4017 0.7156
0.55 126.0 0.8659 0.7275
0.55 138.0 0.1814 0.8583
0.55 222.0 1.7151 0.8321
0.55 270.0 0.5699 0.6059
0.55 282.0 -0.7149 0.6273
0.65 114.0 -0.4435 0.6617
0.65 126.0 -0.951 0.7077
0.65 138.0 -0.6354 0.8129
0.65 198.0 -0.7756 0.9212
0.65 222.0 0.0656 0.7693
0.65 234.0 -0.8949 0.6181
0.65 246.0 1.5712 0.757
0.65 258.0 0.1154 0.7534
0.65 282.0 -0.0457 0.8158
0.65 294.0 0.5376 0.6263
0.75 102.0 0.4213 0.8237
0.75 114.0 -0.6775 0.7828
0.75 126.0 -0.3937 0.7049
0.75 138.0 0.3821 0.7301
0.75 150.0 0.4771 0.8878
0.75 198.0 -0.626 0.9225
0.75 210.0 0.3584 0.8101
0.75 222.0 0.1174 0.7967
0.75 234.0 -0.4055 0.6853
0.75 246.0 0.2893 0.7202
0.75 258.0 -0.1818 0.8506
0.75 282.0 -0.4075 0.6418
0.75 294.0 -0.3523 0.7637
0.85 90.0 0.8144 0.6577
0.85 102.0 1.0416 0.7003
0.85 138.0 -1.0499 0.8983
0.85 210.0 -1.5758 0.9259
0.85 222.0 0.8135 0.7737
0.85 234.0 1.0057 0.7417
0.85 246.0 -1.2327 0.8234
0.85 258.0 0.8099 0.8622
0.95 222.0 0.1893 1.3358
0.95 234.0 0.143 1.4444
0.95 246.0 0.8536 1.432
0.95 258.0 1.526 1.2459
Created in SINP MSU, CLAS Collaboration