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Measurement E151M2835

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: 0.0371
Q2: 0.0291 GeV2
W: 1505.0 GeV
Ebeam: 1.3383 GeV
ε: 0.7222

Slice: cos(θπ+) =

Measurement data
cos(θπ+) φ(π+), [deg] ALU uncertainty
0.35 42.0 -0.4299 0.2643
0.45 30.0 0.46 0.368
0.45 42.0 0.642 0.2787
0.45 138.0 -0.037 0.369
0.45 222.0 -0.4807 0.2657
0.45 234.0 0.0136 0.3792
0.45 246.0 -0.2756 0.298
0.55 30.0 0.6725 0.2196
0.55 42.0 0.8198 0.1559
0.55 126.0 0.0424 0.3841
0.55 138.0 -0.3522 0.2927
0.55 210.0 -0.0882 0.32
0.55 222.0 0.2519 0.3228
0.55 234.0 -0.445 0.2592
0.65 126.0 0.2414 0.3586
0.65 138.0 0.413 0.3246
0.65 150.0 0.1664 0.3566
0.65 210.0 0.2818 0.2411
0.65 222.0 0.1163 0.2464
0.65 234.0 0.0789 0.267
0.65 246.0 -0.069 0.3261
0.75 126.0 0.375 0.3373
0.75 138.0 0.2712 0.2984
0.75 150.0 -0.3273 0.3081
0.75 222.0 -0.1358 0.3117
0.75 234.0 -0.125 0.2759
0.75 246.0 0.2128 0.3116
0.75 258.0 -0.0215 0.3469
0.85 126.0 0.0111 0.3811
0.85 210.0 0.1331 0.3693
0.85 222.0 0.2633 0.3122
0.85 234.0 0.3037 0.273
0.85 246.0 0.3555 0.2633
0.85 258.0 -0.0536 0.3362
0.95 234.0 0.7506 0.2187
0.25 42.0 -0.2322 0.2725
0.35 42.0 -0.1027 0.2453
0.45 18.0 0.4779 0.2262
0.45 30.0 -0.3177 0.2275
0.45 42.0 0.2646 0.2241
0.45 138.0 -0.0636 0.2724
0.45 150.0 -0.0621 0.2802
0.45 234.0 0.2801 0.2542
0.55 42.0 -0.3934 0.2334
0.55 126.0 0.1802 0.2527
0.55 138.0 -0.1452 0.2217
0.55 150.0 0.0547 0.2442
0.55 162.0 -0.2057 0.2712
0.55 222.0 -0.1501 0.2013
0.55 234.0 -0.0286 0.2013
0.55 246.0 0.2419 0.2558
0.65 126.0 -0.1914 0.2546
0.65 138.0 0.0224 0.2457
0.65 150.0 0.0603 0.2283
0.65 174.0 0.1762 0.2449
0.65 210.0 -0.5159 0.2299
0.65 222.0 0.0278 0.1786
0.65 234.0 0.1585 0.1897
0.65 246.0 -0.1522 0.2424
0.75 30.0 -0.1781 0.2753
0.75 138.0 -0.0045 0.2157
0.75 150.0 -0.2172 0.2515
0.75 162.0 0.286 0.2455
0.75 210.0 0.5596 0.2432
0.75 222.0 0.1062 0.2441
0.75 234.0 -0.0978 0.2211
0.75 246.0 -0.1899 0.1886
0.85 126.0 0.8582 0.1898
0.85 150.0 -0.3394 0.2546
0.85 210.0 -0.3732 0.2397
0.85 222.0 0.1028 0.2114
0.85 234.0 0.1945 0.1888
0.85 246.0 -0.2071 0.2269
Created in SINP MSU, CLAS Collaboration