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Measurement E151M3203

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: 0.6765
Q2: 0.205 GeV2
W: 1295.0 GeV
Ebeam: 2.2596 GeV
ε: 0.9402

Slice: cos(θπ+) =

Measurement data
cos(θπ+) φ(π+), [deg] ALU uncertainty
0.35 78.0 0.4252 0.2256
0.65 282.0 0.2115 0.2398
0.75 90.0 0.2116 0.2306
0.75 102.0 0.3105 0.2254
0.75 246.0 0.0741 0.2582
0.75 270.0 -0.1644 0.2031
0.75 282.0 0.083 0.2034
0.75 294.0 0.1778 0.2229
0.85 78.0 0.4688 0.2117
0.85 90.0 0.0814 0.2285
0.85 102.0 -0.1456 0.2173
0.85 114.0 0.0498 0.2173
0.85 126.0 -0.0862 0.238
0.85 234.0 0.0221 0.2301
0.85 246.0 0.01 0.22
0.85 258.0 -0.0488 0.1973
0.85 270.0 -0.123 0.2078
0.85 282.0 0.0916 0.1922
0.85 294.0 0.0129 0.2455
0.95 102.0 0.6464 0.1815
0.95 126.0 0.0458 0.2528
0.15 66.0 -0.0361 0.2488
0.55 270.0 0.2424 0.2529
0.65 282.0 -0.3808 0.2412
0.65 294.0 -0.4385 0.2318
0.75 90.0 0.2221 0.2026
0.75 102.0 -0.0683 0.2177
0.75 258.0 -0.0542 0.2548
0.75 270.0 -0.5533 0.2106
0.75 282.0 -0.0071 0.2318
0.75 294.0 0.0829 0.2428
0.85 90.0 -0.1369 0.2069
0.85 102.0 -0.2468 0.1711
0.85 114.0 -0.0442 0.2145
0.85 126.0 -0.1566 0.2528
0.85 246.0 -0.6461 0.2094
0.85 258.0 0.2651 0.2489
0.85 270.0 -0.0237 0.2569
0.85 282.0 -0.1184 0.2317
0.85 294.0 0.1706 0.2533
0.95 90.0 0.3536 0.2226
0.95 102.0 0.0106 0.2304
0.95 114.0 0.4947 0.2289
0.95 126.0 0.1574 0.2578
0.95 258.0 0.2343 0.0306
0.95 270.0 -0.3385 0.2213
0.95 282.0 0.1526 0.2184
0.95 294.0 -0.4192 0.2338
Created in SINP MSU, CLAS Collaboration