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Measurement E151M2671

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: ALU
εL: 0.648
Q2: 0.1205 GeV2
W: 1235.0 GeV
Ebeam: 1.3383 GeV
ε: 0.8944

Slice: cos(θπ+) =

Measurement data
cos(θπ+) φ(π+), [deg] ALU uncertainty
0.45 282.0 -0.1038 0.1729
0.45 294.0 -0.2865 0.2058
0.55 270.0 0.0396 0.168
0.55 282.0 0.0865 0.1633
0.65 258.0 -0.0017 0.1956
0.65 270.0 0.1596 0.1813
0.65 282.0 -0.3143 0.2018
0.65 294.0 0.1588 0.2009
0.75 258.0 -0.2269 0.1976
0.75 270.0 -0.2409 0.2071
0.75 282.0 0.1005 0.1993
0.75 294.0 -0.4628 0.2123
0.85 102.0 0.1505 0.2368
0.85 114.0 -0.1006 0.2316
0.85 126.0 0.3177 0.1961
0.85 138.0 0.0397 0.2021
0.85 150.0 -0.0737 0.2535
0.85 258.0 0.4789 0.2228
0.85 270.0 -0.3685 0.219
0.85 282.0 -0.3999 0.2262
0.85 294.0 0.0031 0.2566
0.95 114.0 -0.0457 0.2219
0.95 126.0 0.0475 0.1918
0.95 138.0 0.0849 0.2092
0.95 150.0 -0.0555 0.2291
0.95 162.0 -0.0375 0.2152
0.95 174.0 -0.1226 0.246
0.95 186.0 0.5586 0.2396
0.95 210.0 0.0755 0.28
0.55 294.0 -0.1922 0.3187
0.65 258.0 -0.2822 0.3073
0.65 270.0 -0.1568 0.2946
0.65 282.0 -0.2248 0.299
0.65 294.0 -0.4193 0.341
0.75 258.0 0.4127 0.2364
0.75 270.0 -0.1139 0.3311
0.75 282.0 -0.5811 0.2095
0.75 294.0 0.1299 0.3267
0.85 102.0 -0.1617 0.2339
0.85 114.0 0.016 0.399
0.85 126.0 -0.11 0.2986
0.85 150.0 -0.4289 0.3514
0.85 258.0 -0.6725 0.2092
0.85 270.0 0.0718 0.3352
0.85 282.0 0.064 0.2807
0.85 294.0 0.1618 0.3255
0.95 102.0 0.1995 0.3453
0.95 114.0 0.4503 0.2018
0.95 126.0 -0.0013 0.3194
0.95 138.0 0.0329 0.31
0.95 150.0 -0.3007 0.3299
0.95 162.0 -0.0651 0.3546
0.95 174.0 0.6542 0.1827
0.95 186.0 0.111 0.358
0.95 198.0 0.3347 0.3044
Created in SINP MSU, CLAS Collaboration