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Measurement E151M1008

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: AUL
εL: 0.6431
Q2: 0.4155 GeV2
W: 1385.0 GeV
Ebeam: 2.999 GeV
ε: 0.9283

Slice: cos(θπ+) =

Measurement data
cos(θπ+) φ(π+), [deg] AUL uncertainty
0.15 66.0 -0.0822 0.787
0.25 54.0 0.312 0.796
0.45 78.0 1.3782 0.8499
0.45 90.0 0.2971 0.7362
0.55 78.0 -0.4104 0.5786
0.55 90.0 0.4887 0.6231
0.55 102.0 1.949 0.8632
0.55 282.0 0.4571 0.8244
0.65 66.0 0.1127 0.6724
0.65 78.0 0.498 0.6627
0.65 90.0 1.8285 0.614
0.65 102.0 -0.4064 0.5744
0.65 114.0 0.4263 0.8338
0.65 258.0 -0.4896 0.6154
0.65 270.0 -0.1774 0.5772
0.65 282.0 -0.5498 0.5454
0.75 54.0 0.17 0.6309
0.75 78.0 0.4789 0.5793
0.75 90.0 0.3774 0.5986
0.75 102.0 0.3087 0.565
0.75 114.0 0.8077 0.8095
0.75 126.0 -0.3343 0.7406
0.75 234.0 0.2677 0.6432
0.75 246.0 0.0723 0.5615
0.75 258.0 -0.8274 0.4424
0.75 270.0 0.5567 0.5637
0.75 282.0 -0.8194 0.5399
0.75 294.0 -0.3244 0.4839
0.75 306.0 0.1409 0.8082
0.85 42.0 0.5619 0.7047
0.85 54.0 1.2111 0.7602
0.85 66.0 1.518 0.8918
0.85 78.0 -0.3104 0.5312
0.85 90.0 0.1893 0.7002
0.85 102.0 -0.1378 0.5417
0.85 114.0 0.6803 0.6699
0.85 126.0 -0.3234 0.6785
0.85 210.0 1.3404 0.8544
0.85 222.0 -0.2697 0.6195
0.85 234.0 -0.633 0.5268
0.85 246.0 0.1349 0.5059
0.85 258.0 -0.3458 0.4617
0.85 270.0 0.1706 0.4833
0.85 282.0 -0.9907 0.3844
0.85 294.0 -0.5051 0.4025
0.85 306.0 -0.3451 0.4627
0.85 318.0 -0.1154 0.5106
0.95 90.0 0.7649 0.8453
0.95 102.0 -0.9863 0.4962
0.95 114.0 0.4645 0.8231
0.95 198.0 0.3087 0.762
0.95 222.0 -0.2179 0.7142
0.95 234.0 -0.4178 0.5
0.95 246.0 0.7031 0.758
0.95 258.0 0.7157 0.6964
0.95 270.0 -0.3797 0.5314
0.95 282.0 1.2843 0.6114
0.95 294.0 -0.1384 0.5888
0.95 306.0 -0.4141 0.4833
0.95 318.0 -0.6628 0.4591
0.95 342.0 -0.8954 0.465
Created in SINP MSU, CLAS Collaboration