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Measurement E151M2841

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: 0.0929
Q2: 0.0844 GeV2
W: 1505.0 GeV
Ebeam: 1.3383 GeV
ε: 0.6744

Slice: cos(θπ+) =

Measurement data
cos(θπ+) φ(π+), [deg] ALU uncertainty
0.55 138.0 0.3286 0.2278
0.55 222.0 0.36 0.2571
0.55 234.0 -0.5358 0.2454
0.55 246.0 -0.2249 0.2415
0.65 126.0 0.3299 0.2598
0.65 138.0 -0.0186 0.2271
0.65 150.0 -0.2264 0.2697
0.65 162.0 -0.0802 0.2705
0.65 222.0 -0.3387 0.1945
0.65 234.0 -0.2111 0.2233
0.65 246.0 -0.4129 0.249
0.65 258.0 0.7059 0.2276
0.75 126.0 0.1515 0.2387
0.75 138.0 0.335 0.2268
0.75 150.0 0.2117 0.2688
0.75 162.0 0.1687 0.2584
0.75 222.0 -0.2379 0.2509
0.75 234.0 0.1093 0.2389
0.75 246.0 0.2027 0.1799
0.75 258.0 -0.419 0.2021
0.85 222.0 -0.1094 0.2703
0.85 234.0 0.1481 0.1945
0.85 246.0 0.1964 0.2048
0.85 258.0 -0.1594 0.2289
0.85 270.0 -0.2608 0.2696
0.95 114.0 0.2109 0.23
0.95 138.0 0.2735 0.2838
0.95 258.0 0.0472 0.2358
0.25 42.0 -0.0965 0.4119
0.45 234.0 0.0606 0.4085
0.55 234.0 0.8176 0.1715
0.55 246.0 -0.1125 0.3049
0.65 126.0 0.0348 0.3747
0.65 138.0 0.098 0.3291
0.65 150.0 0.2429 0.3601
0.65 210.0 -0.5794 0.2806
0.65 222.0 -0.0613 0.3207
0.65 234.0 0.3869 0.2405
0.65 246.0 -0.0198 0.2933
0.65 258.0 0.5644 0.2813
0.75 126.0 0.2317 0.3353
0.75 138.0 -0.1564 0.3114
0.75 222.0 0.169 0.3297
0.75 234.0 -0.6119 0.2587
0.75 246.0 -0.0225 0.2815
0.75 258.0 0.2762 0.2999
0.85 222.0 -0.0072 0.3628
0.85 234.0 0.2076 0.287
0.85 246.0 0.0544 0.3067
0.85 258.0 -0.5578 0.2229
0.95 114.0 0.2668 0.3221
0.95 234.0 -0.2682 0.3569
0.95 246.0 -0.3616 0.244
0.95 258.0 0.4192 0.3038
Created in SINP MSU, CLAS Collaboration