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Measurement E151M733

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: 0.62
Q2: 0.101 GeV2
W: 1235.0 GeV
Ebeam: 2.2596 GeV
ε: 0.97

Slice: cos(θπ+) =

Measurement data
cos(θπ+) φ(π+), [deg] AUL uncertainty syst. uncert.
0.45 78.0 1.9964 2.2801 0.1867
0.55 270.0 0.6002 2.1507 0.063
0.65 270.0 -0.5433 1.5533 0.0584
0.65 282.0 0.3325 1.9983 0.0429
0.75 258.0 -1.0014 1.8019 0.0972
0.75 270.0 -1.1983 1.4707 0.1146
0.75 282.0 -1.0967 1.6779 0.1056
0.85 102.0 7.4246 2.9269 0.6859
0.85 114.0 0.121 2.199 0.032
0.85 126.0 -0.4457 2.6969 0.0509
0.85 138.0 -1.4777 2.4917 0.1396
0.95 114.0 -0.266 6.914 0.0388
0.95 126.0 6.6393 7.5786 0.6135
0.95 138.0 1.7269 6.556 0.1622
0.95 150.0 4.8356 7.6198 0.4473
0.95 162.0 0.3079 8.4745 0.0413
0.95 186.0 4.9082 7.6868 0.454
0.95 198.0 -8.6951 6.4303 0.8031
0.35 66.0 0.4132 0.3803 0.0404
0.35 78.0 0.5344 0.4274 0.0462
0.45 78.0 0.5676 0.3541 0.0478
0.55 78.0 -0.5667 0.314 0.0478
0.55 270.0 -0.1161 0.4568 0.031
0.55 282.0 0.3926 0.4543 0.0395
0.65 258.0 -0.1225 0.4476 0.0311
0.65 270.0 -0.0778 0.407 0.0304
0.65 282.0 -0.3307 0.322 0.037
0.75 102.0 0.0477 0.4877 0.0302
0.75 246.0 -0.3104 0.4672 0.0363
0.75 258.0 -0.6456 0.3295 0.0519
0.75 270.0 -0.0598 0.2879 0.0303
0.75 282.0 0.7196 0.3581 0.0559
0.85 90.0 1.0059 0.5172 0.0725
0.85 102.0 0.655 0.4757 0.0524
0.85 114.0 0.4838 0.4373 0.0437
0.85 126.0 0.441 0.395 0.0417
0.85 246.0 -0.3592 0.4214 0.0382
0.85 258.0 -0.238 0.4317 0.0338
0.85 270.0 -0.3108 0.3752 0.0363
0.95 102.0 -0.0224 0.6893 0.03
0.95 114.0 1.24 0.7283 0.0867
0.95 126.0 0.1723 0.6693 0.0321
0.95 138.0 -0.4473 0.7329 0.042
0.95 150.0 0.0818 0.7474 0.0305
0.95 162.0 0.1303 0.7763 0.0312
0.95 174.0 -0.2532 0.7568 0.0343
0.95 186.0 -1.2298 0.7004 0.0861
Created in SINP MSU, CLAS Collaboration