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Measurement E151M2301

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: 0.2981
Q2: 0.348 GeV2
W: 1565.0 GeV
Ebeam: 2.999 GeV
ε: 0.8936

Slice: cos(θπ+) =

Measurement data
cos(θπ+) φ(π+), [deg] ALL uncertainty syst. uncert.
0.25 282.0 -1.2531 0.9943 0.0957
0.35 282.0 -1.2966 0.8178 0.0987
0.45 90.0 0.2038 0.9262 0.0334
0.45 114.0 -0.6852 1.0008 0.058
0.45 282.0 0.2695 0.9578 0.0358
0.55 90.0 0.0494 0.8499 0.0302
0.55 102.0 0.1991 1.0054 0.0333
0.55 114.0 0.8766 0.9279 0.0703
0.65 90.0 -0.5054 0.7233 0.0474
0.65 102.0 1.2528 0.7947 0.0957
0.65 114.0 -0.0476 0.7294 0.0302
0.65 126.0 -0.6693 0.7717 0.0571
0.65 222.0 -0.2484 1.0177 0.035
0.65 234.0 0.3202 1.0121 0.0379
0.65 306.0 -0.7645 0.8206 0.063
0.75 66.0 -0.039 0.8555 0.0301
0.75 78.0 0.9163 0.9627 0.0729
0.75 90.0 -0.3083 0.7897 0.0374
0.75 102.0 0.3339 0.7037 0.0386
0.75 114.0 0.0695 0.6782 0.0304
0.75 126.0 -0.464 1.0387 0.0451
0.75 198.0 -0.0334 1.0387 0.0301
0.75 210.0 2.149 0.683 0.1587
0.75 222.0 0.3132 0.852 0.0376
0.75 234.0 -0.6753 0.7986 0.0574
0.75 246.0 -0.7628 0.6958 0.0629
0.75 258.0 0.3051 0.8052 0.0373
0.85 54.0 0.5976 0.7325 0.0527
0.85 66.0 0.7399 0.7265 0.0615
0.85 78.0 -0.8262 0.6896 0.067
0.85 102.0 0.007 0.7848 0.03
0.85 114.0 -0.3327 0.8237 0.0385
0.85 198.0 1.3432 0.8785 0.1019
0.85 210.0 -0.9914 0.6617 0.0779
0.85 222.0 0.7568 0.8342 0.0625
0.85 234.0 0.3936 0.6018 0.0414
0.85 246.0 -0.4905 0.6575 0.0465
0.85 258.0 -0.6535 0.5647 0.0561
0.85 270.0 -0.0635 0.5989 0.0304
0.85 282.0 -1.1646 0.7135 0.0896
0.85 294.0 0.0513 0.7633 0.0302
0.95 78.0 -0.5743 0.9153 0.0513
0.95 198.0 0.1631 0.9279 0.0322
0.95 210.0 -0.3227 0.8008 0.038
0.95 222.0 1.0224 0.7264 0.08
0.95 234.0 0.3785 0.6648 0.0407
0.95 246.0 -0.4527 0.6561 0.0445
0.95 258.0 -0.0827 0.6354 0.0306
0.95 270.0 -0.7499 0.6251 0.0621
0.95 282.0 0.786 0.6968 0.0644
0.95 294.0 0.2996 0.5786 0.037
0.95 306.0 0.6714 0.6566 0.0572
0.95 318.0 0.2168 0.6474 0.0339
Created in SINP MSU, CLAS Collaboration