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Measurement E151M2672

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: 0.717
Q2: 0.1435 GeV2
W: 1235.0 GeV
Ebeam: 1.3383 GeV
ε: 0.8817

Slice: cos(θπ+) =

Measurement data
cos(θπ+) φ(π+), [deg] ALU uncertainty
0.35 282.0 -0.1528 0.2729
0.45 270.0 0.1873 0.2498
0.45 282.0 -0.1498 0.2106
0.45 294.0 -0.3234 0.2548
0.55 270.0 -0.1475 0.224
0.55 282.0 -0.0515 0.1996
0.55 294.0 0.2509 0.2457
0.65 258.0 -0.1138 0.2157
0.65 270.0 0.2256 0.174
0.65 282.0 -0.1532 0.2046
0.65 294.0 0.0001 0.2404
0.75 246.0 -0.0763 0.2475
0.75 258.0 -0.0799 0.2664
0.75 270.0 -0.2493 0.1995
0.75 282.0 -0.4766 0.1735
0.75 294.0 -0.0622 0.2101
0.85 90.0 0.4474 0.2571
0.85 102.0 0.2789 0.2343
0.85 114.0 -0.0588 0.1951
0.85 126.0 -0.0174 0.2182
0.85 138.0 -0.0673 0.2285
0.85 246.0 -0.3453 0.2508
0.85 258.0 0.2358 0.2552
0.85 270.0 -0.113 0.2253
0.85 282.0 0.1294 0.2306
0.95 90.0 -0.1422 0.2478
0.95 102.0 -0.3388 0.2212
0.95 114.0 0.1808 0.2231
0.95 126.0 -0.0222 0.2354
0.95 138.0 -0.3589 0.1914
0.95 150.0 -0.1005 0.2581
0.95 162.0 0.1848 0.2338
0.95 174.0 0.0953 0.2354
0.95 186.0 -0.1766 0.2472
0.95 198.0 0.2494 0.214
0.95 210.0 -0.3324 0.2593
0.95 222.0 -0.2488 0.2858
-0.05 42.0 -0.4008 0.3271
0.45 270.0 -0.065 0.3538
0.45 282.0 -0.2345 0.3037
0.45 294.0 0.0805 0.3247
0.55 270.0 -0.2637 0.2641
0.55 282.0 -0.5909 0.2118
0.55 294.0 -0.4523 0.2883
0.65 258.0 -0.561 0.2783
0.65 270.0 -0.3025 0.2591
0.65 282.0 0.7654 0.1356
0.75 246.0 0.3931 0.3384
0.75 258.0 0.3879 0.2966
0.75 270.0 0.0532 0.3319
0.75 282.0 -0.4705 0.2962
0.75 294.0 -0.3447 0.2699
0.85 90.0 0.3529 0.3708
0.85 102.0 -0.5858 0.2397
0.85 114.0 0.2099 0.3074
0.85 126.0 0.0465 0.2655
0.85 138.0 -0.0077 0.365
0.85 150.0 0.6137 0.2514
0.85 258.0 -0.3963 0.3212
0.85 270.0 0.432 0.2939
0.85 282.0 -0.1433 0.3447
0.95 102.0 0.7193 0.1629
0.95 114.0 0.095 0.3529
0.95 126.0 0.1168 0.3016
0.95 138.0 -0.3268 0.2752
0.95 150.0 0.0982 0.3325
0.95 162.0 0.4155 0.3309
0.95 174.0 0.5525 0.2108
Created in SINP MSU, CLAS Collaboration