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Measurement E151M1593

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: 0.0378
Q2: 0.0245 GeV2
W: 1475.0 GeV
Ebeam: 1.3383 GeV
ε: 0.7648

Slice: cos(θπ+) =

Measurement data
cos(θπ+) φ(π+), [deg] ALL uncertainty
0.35 42.0 -0.0025 0.855
0.45 18.0 -1.6321 0.691
0.45 30.0 -0.3854 0.6988
0.45 42.0 -0.7889 0.7718
0.45 138.0 0.4965 0.7816
0.45 222.0 -0.239 0.8067
0.45 234.0 -1.0975 0.7313
0.45 246.0 -0.859 0.7317
0.55 18.0 1.0979 0.8095
0.55 30.0 0.4797 0.694
0.55 42.0 -0.5337 0.7067
0.55 126.0 0.1769 0.7379
0.55 138.0 -0.5631 0.6679
0.55 150.0 -0.2236 0.6574
0.55 162.0 -0.9124 0.7468
0.55 210.0 0.7857 0.8385
0.55 222.0 -1.4244 0.5741
0.55 234.0 -0.0193 0.6213
0.55 246.0 -0.5424 0.7014
0.65 126.0 1.2524 0.6014
0.65 138.0 0.7772 0.585
0.65 150.0 -1.5881 0.7004
0.65 162.0 -0.3747 0.7046
0.65 198.0 1.1823 0.7946
0.65 210.0 -1.2 0.6134
0.65 222.0 -0.6737 0.5688
0.65 234.0 0.5322 0.4663
0.65 246.0 0.2893 0.5943
0.65 258.0 -1.1232 0.7575
0.75 126.0 -0.4272 0.8214
0.75 138.0 -0.3553 0.638
0.75 150.0 -0.956 0.6796
0.75 162.0 0.0453 0.6884
0.75 222.0 -0.0939 0.5596
0.75 234.0 -0.357 0.5178
0.75 246.0 0.0037 0.5181
0.75 258.0 -0.7306 0.7737
0.85 114.0 -0.5724 0.6617
0.85 126.0 -2.5507 2.5507
0.85 138.0 0.5378 0.8037
0.85 210.0 -1.1487 0.711
0.85 222.0 0.3131 0.5977
0.85 234.0 0.647 0.6016
0.85 246.0 0.6528 0.4932
0.95 138.0 0.1069 0.6396
0.95 222.0 0.3227 0.7442
0.95 234.0 0.2608 0.7414
0.25 30.0 0.4674 1.0764
0.25 42.0 -1.2494 0.7594
0.35 30.0 -0.3154 1.0932
0.35 42.0 -1.2974 0.751
0.35 54.0 2.3152 0.7329
0.45 18.0 -2.1269 0.6404
0.45 30.0 -0.7403 0.842
0.45 42.0 -0.251 0.8496
0.45 54.0 -1.3938 1.2937
0.45 210.0 -0.9858 1.0314
0.45 222.0 0.8591 0.9117
0.45 234.0 -0.2316 1.0767
0.45 246.0 -0.3325 1.1176
0.55 30.0 -1.1873 0.98
0.55 42.0 -0.3383 0.9857
0.55 126.0 1.5291 1.119
0.55 138.0 -0.9838 0.8429
0.55 150.0 0.7358 0.9747
0.55 162.0 1.7269 0.9615
0.55 198.0 0.7822 1.0265
0.55 210.0 -0.3433 1.0379
0.55 222.0 -1.7765 0.5728
0.55 234.0 0.4797 0.7483
0.55 246.0 -1.1001 0.8823
0.65 126.0 0.475 0.9537
0.65 138.0 0.2255 0.8744
0.65 150.0 0.6926 0.7279
0.65 174.0 -0.2501 1.2191
0.65 210.0 -1.0672 0.8252
0.65 222.0 0.0055 0.6877
0.65 234.0 0.8571 0.5707
0.65 246.0 0.9809 0.571
0.75 126.0 -0.4123 1.1022
0.75 138.0 0.4291 1.1853
0.75 150.0 1.2786 0.7844
0.75 162.0 0.0435 1.1407
0.75 210.0 1.2006 0.7304
0.75 222.0 -1.7029 0.5258
0.75 234.0 -0.3565 0.6311
0.75 246.0 0.6653 0.7663
0.75 258.0 -1.3225 1.0518
0.85 126.0 -0.0007 0.8484
0.85 198.0 -0.4589 1.0402
0.85 210.0 -1.287 0.7768
0.85 222.0 -0.5435 0.6682
0.85 234.0 0.5124 0.7034
0.85 246.0 0.8598 0.5933
0.85 258.0 -0.8598 0.7386
0.95 234.0 -0.3595 0.7745
Created in SINP MSU, CLAS Collaboration