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Measurement E151M2661

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: 0.1545
Q2: 0.0205 GeV2
W: 1235.0 GeV
Ebeam: 1.3383 GeV
ε: 0.9472

Slice: cos(θπ+) =

Measurement data
cos(θπ+) φ(π+), [deg] ALU uncertainty
0.25 42.0 -0.155 0.1889
0.35 30.0 -0.1359 0.374
0.35 42.0 -0.0768 0.3761
0.35 54.0 -0.0356 0.3827
0.45 42.0 0.1838 0.3676
0.45 270.0 0.4841 0.2832
0.45 282.0 0.515 0.2406
0.55 246.0 -0.024 0.3415
0.55 258.0 0.3287 0.2639
0.55 270.0 0.249 0.2456
0.55 282.0 -0.1913 0.3204
0.65 234.0 0.128 0.3486
0.65 246.0 0.0989 0.2485
0.65 258.0 -0.0299 0.2178
0.65 270.0 0.0976 0.2287
0.65 282.0 -0.3515 0.3369
0.75 126.0 0.4958 0.2844
0.75 138.0 0.1015 0.3449
0.75 150.0 -0.0731 0.3412
0.75 162.0 -0.2256 0.2737
0.75 174.0 0.0875 0.323
0.75 186.0 0.3475 0.3428
0.75 198.0 -0.0818 0.357
0.75 210.0 0.9516 0.1423
0.75 222.0 0.2152 0.3547
0.75 234.0 -0.4005 0.2277
0.75 246.0 0.2818 0.1857
0.75 258.0 0.0228 0.238
0.75 270.0 -0.1733 0.2414
0.75 282.0 0.0104 0.3914
0.85 138.0 0.1073 0.3573
0.85 150.0 0.0964 0.299
0.85 162.0 0.3783 0.2286
0.85 174.0 0.395 0.2633
0.85 186.0 -0.1929 0.3131
0.85 198.0 0.3212 0.3235
0.85 210.0 -0.0044 0.3346
0.85 222.0 -0.774 0.1845
0.85 234.0 -0.0484 0.2753
0.85 246.0 -0.1328 0.3051
0.85 258.0 0.5152 0.2198
0.25 54.0 -0.141 0.2452
0.35 42.0 0.0545 0.214
0.45 42.0 0.1211 0.2385
0.55 246.0 -0.1093 0.2358
0.55 258.0 0.1459 0.1827
0.55 270.0 -0.0058 0.1612
0.55 282.0 -0.1797 0.2381
0.65 222.0 0.1477 0.2903
0.65 234.0 0.1561 0.204
0.65 246.0 -0.0419 0.163
0.65 258.0 0.076 0.138
0.65 270.0 -0.0554 0.151
0.65 282.0 0.4838 0.2329
0.75 138.0 -0.0513 0.1938
0.75 150.0 -0.0993 0.2035
0.75 162.0 0.1026 0.2362
0.75 174.0 0.2634 0.2
0.75 186.0 0.1463 0.2338
0.75 198.0 0.0157 0.2462
0.75 222.0 -0.7061 0.2035
0.75 234.0 -0.1078 0.19
0.75 246.0 -0.0446 0.1467
0.75 258.0 0.1373 0.1343
0.75 270.0 0.4468 0.154
0.75 282.0 0.1577 0.2456
0.85 126.0 0.3042 0.258
0.85 138.0 0.3456 0.2628
0.85 150.0 0.1237 0.2445
0.85 162.0 -0.5205 0.1602
0.85 174.0 0.2974 0.2538
0.85 186.0 0.221 0.2315
0.85 198.0 0.3717 0.1986
0.85 210.0 -0.1345 0.2648
0.85 222.0 -0.0435 0.2717
0.85 234.0 -0.0867 0.2083
0.85 246.0 0.3787 0.2017
0.85 258.0 -0.1036 0.2149
0.85 270.0 -0.4141 0.2331
Created in SINP MSU, CLAS Collaboration