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Measurement E151M1555

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: 0.0544
Q2: 0.0245 GeV2
W: 1415.0 GeV
Ebeam: 1.3383 GeV
ε: 0.8296

Slice: cos(θπ+) =

Measurement data
cos(θπ+) φ(π+), [deg] ALL uncertainty
0.25 30.0 -0.8263 0.6927
0.25 42.0 0.6059 0.6245
0.35 30.0 -0.9337 0.645
0.35 42.0 -0.184 0.6511
0.45 18.0 -0.6181 0.7062
0.45 30.0 0.5246 0.673
0.45 42.0 0.1459 0.6461
0.45 54.0 0.6912 0.8442
0.55 18.0 0.3232 0.7384
0.55 30.0 0.4026 0.7149
0.55 42.0 -1.5397 0.6071
0.55 54.0 -0.5148 0.8985
0.55 126.0 -0.6292 0.8067
0.55 138.0 -0.3403 0.7027
0.55 150.0 -2.3686 0.7725
0.55 162.0 0.8266 0.9235
0.55 222.0 -1.5145 0.6746
0.55 234.0 -0.5564 0.7341
0.55 246.0 -0.3539 0.6553
0.55 258.0 -1.459 0.9551
0.65 30.0 -0.582 0.872
0.65 114.0 -0.4517 0.9553
0.65 126.0 -1.1006 0.6396
0.65 138.0 -0.3286 0.5358
0.65 150.0 2.405 2.405
0.65 162.0 1.1688 0.7471
0.65 174.0 -0.0987 0.9295
0.65 198.0 -0.0896 0.8597
0.65 210.0 -0.3153 0.7158
0.65 222.0 -0.5692 0.5705
0.65 234.0 0.3682 0.5003
0.65 246.0 0.5206 0.5998
0.65 258.0 -0.2275 0.8665
0.75 126.0 0.5843 0.7147
0.75 138.0 0.8621 0.5517
0.75 150.0 0.6543 0.6931
0.75 162.0 0.2441 0.7869
0.75 210.0 -0.6859 0.8184
0.75 222.0 0.196 0.6335
0.75 234.0 0.3225 0.5168
0.75 246.0 -0.0879 0.5254
0.75 258.0 0.5868 0.6793
0.85 114.0 -0.482 0.667
0.85 126.0 0.0053 0.6339
0.85 138.0 0.4676 0.8838
0.85 150.0 -0.5781 0.8292
0.85 210.0 1.0029 0.7305
0.85 222.0 -1.0477 0.5438
0.85 234.0 0.4795 0.5153
0.85 246.0 0.0466 0.5339
0.85 258.0 -0.0714 0.6028
0.95 138.0 -0.4924 0.6992
0.95 222.0 1.3313 0.7452
0.95 234.0 -1.0051 0.6328
0.95 246.0 0.0405 0.6117
0.95 258.0 0.8955 0.7976
0.35 54.0 1.0439 1.0249
0.45 18.0 0.2431 0.8992
0.45 30.0 -0.4808 0.8303
0.45 42.0 0.5957 0.7994
0.55 18.0 -1.8763 0.7787
0.55 30.0 1.2773 0.8051
0.55 42.0 -0.6606 0.7762
0.55 126.0 0.0174 1.1486
0.55 138.0 1.3479 1.1183
0.55 150.0 -2.0508 0.7323
0.55 222.0 0.822 0.8311
0.55 234.0 -1.0109 0.6763
0.55 246.0 1.324 0.5833
0.55 258.0 -1.4871 0.6542
0.65 126.0 0.3812 1.0563
0.65 138.0 0.1984 0.8921
0.65 150.0 -0.3938 0.8521
0.65 162.0 -2.2456 0.6926
0.65 198.0 -0.4671 1.0685
0.65 210.0 -0.6831 0.8199
0.65 222.0 -0.2227 0.7623
0.65 234.0 -0.9223 0.5914
0.65 246.0 0.4396 0.686
0.65 258.0 0.1093 1.053
0.75 126.0 0.0466 0.9381
0.75 138.0 0.3355 1.0095
0.75 150.0 -1.3383 0.824
0.75 174.0 1.3559 0.7979
0.75 210.0 -0.5119 0.8068
0.75 222.0 0.136 0.7953
0.75 234.0 -1.265 0.7913
0.75 246.0 0.882 0.569
0.75 258.0 -0.047 0.8166
0.85 114.0 -0.7168 0.9396
0.85 126.0 0.7595 1.1136
0.85 138.0 -1.1461 1.0449
0.85 210.0 2.4031 2.4031
0.85 222.0 -0.2674 0.7511
0.85 234.0 0.0095 0.5409
0.85 246.0 0.1368 0.627
0.85 258.0 0.5136 0.72
0.95 126.0 0.323 1.0178
0.95 234.0 -0.3303 0.8983
0.95 246.0 -0.1126 0.8129
0.95 258.0 0.2455 0.8944
Created in SINP MSU, CLAS Collaboration