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Measurement E151M3595

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: 0.082
Q2: 0.1435 GeV2
W: 1745.0 GeV
Ebeam: 2.999 GeV
ε: 0.8642

Slice: cos(θπ+) =

Measurement data
cos(θπ+) φ(π+), [deg] ALU uncertainty
0.45 138.0 -0.0672 0.2698
0.45 270.0 0.1699 0.2639
0.45 282.0 -0.065 0.2672
0.55 102.0 0.1396 0.2682
0.55 114.0 0.1139 0.2469
0.55 126.0 0.2217 0.2421
0.55 198.0 0.1136 0.2449
0.55 222.0 -0.4121 0.2438
0.65 54.0 0.0734 0.2453
0.65 102.0 0.1767 0.2528
0.65 114.0 0.2874 0.2001
0.65 126.0 -0.0133 0.2183
0.65 138.0 -0.463 0.2379
0.65 186.0 -0.1067 0.2723
0.65 198.0 -0.3162 0.2045
0.65 210.0 -0.1413 0.2134
0.65 222.0 -0.0657 0.2206
0.65 234.0 -0.0733 0.2799
0.65 282.0 0.0593 0.2097
0.65 294.0 -0.3712 0.2138
0.75 90.0 -0.0165 0.2578
0.75 102.0 -0.3255 0.2222
0.75 114.0 0.0819 0.2368
0.75 126.0 0.1913 0.2751
0.75 186.0 -0.3622 0.2498
0.75 198.0 -0.2007 0.2263
0.75 210.0 0.1899 0.1883
0.75 222.0 -0.4296 0.1692
0.75 234.0 0.1062 0.2291
0.75 270.0 -0.0229 0.2502
0.75 282.0 -0.0377 0.2282
0.75 294.0 -0.1122 0.2227
0.85 78.0 -0.0374 0.2557
0.85 90.0 -0.3195 0.1601
0.85 102.0 0.1656 0.1855
0.85 114.0 0.2528 0.2036
0.85 126.0 0.3183 0.2559
0.85 174.0 0.2014 0.2321
0.85 186.0 -0.2185 0.1993
0.85 198.0 -0.1786 0.175
0.85 210.0 -0.0992 0.1547
0.85 222.0 0.0499 0.1717
0.85 234.0 0.0499 0.1666
0.85 246.0 -0.1491 0.2236
0.85 258.0 -0.2015 0.2625
0.85 270.0 0.1338 0.2642
0.95 102.0 0.167 0.2189
0.95 174.0 0.136 0.2902
0.95 198.0 0.1105 0.2184
0.95 210.0 0.0394 0.1913
0.95 222.0 -0.1119 0.1919
0.95 234.0 0.1198 0.2006
Created in SINP MSU, CLAS Collaboration