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Measurement E151M2238

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: ALL
εL: 0.4362
Q2: 0.2445 GeV2
W: 1415.0 GeV
Ebeam: 2.999 GeV
ε: 0.9457

Slice: cos(θπ+) =

Measurement data
cos(θπ+) φ(π+), [deg] ALL uncertainty
0.05 54.0 0.082 0.8236
0.05 66.0 -0.4941 0.8014
0.05 294.0 -0.6867 0.714
0.05 306.0 0.4229 0.8726
0.15 54.0 0.6476 0.6637
0.15 66.0 0.1252 0.7995
0.15 294.0 -0.1779 0.6372
0.15 306.0 0.6065 0.6454
0.25 54.0 0.4099 0.6272
0.25 66.0 -0.1601 0.6167
0.25 78.0 -0.6461 0.7217
0.25 282.0 0.8906 0.6523
0.25 294.0 0.7054 0.6243
0.25 306.0 0.158 0.7544
0.35 54.0 0.6723 0.7878
0.35 66.0 0.0681 0.6694
0.35 78.0 -1.6925 0.7211
0.35 282.0 1.0316 0.6273
0.35 294.0 -0.332 0.58
0.35 306.0 0.2596 0.7187
0.35 318.0 2.519 2.519
0.45 54.0 0.9406 0.8839
0.45 66.0 1.1366 0.823
0.45 78.0 1.2031 1.0304
0.45 90.0 1.6385 0.7422
0.45 102.0 1.43 0.8533
0.45 270.0 0.5815 0.8735
0.45 282.0 -0.2015 0.7405
0.45 294.0 -0.2936 0.6655
0.45 306.0 0.4028 0.6906
0.55 54.0 -0.162 0.9332
0.55 66.0 0.6439 0.8916
0.55 78.0 0.8675 0.7182
0.55 90.0 -0.3322 0.6604
0.55 102.0 0.3665 0.5594
0.55 114.0 -0.8285 0.8679
0.55 258.0 0.8086 0.6877
0.55 270.0 -0.5642 0.8271
0.55 282.0 -0.0849 0.7141
0.55 294.0 0.9685 0.7925
0.55 306.0 0.518 0.6824
0.65 66.0 -0.0341 0.7975
0.65 78.0 -0.5456 0.5211
0.65 90.0 0.2398 0.4534
0.65 102.0 -0.4277 0.5004
0.65 114.0 0.5083 0.5545
0.65 234.0 0.8565 0.9183
0.65 246.0 -0.8898 0.5472
0.65 258.0 0.1126 0.56
0.65 270.0 0.5914 0.5559
0.65 282.0 -0.5127 0.664
0.65 306.0 0.4205 0.7844
0.75 54.0 -1.7251 0.5845
0.75 66.0 -1.3201 0.6525
0.75 78.0 0.1443 0.4162
0.75 90.0 1.3252 0.4185
0.75 102.0 -0.342 0.4386
0.75 114.0 -0.7353 0.5092
0.75 126.0 0.6587 0.629
0.75 138.0 -0.6202 0.9205
0.75 210.0 -1.3835 0.8541
0.75 222.0 0.256 0.6167
0.75 234.0 0.038 0.5212
0.75 246.0 0.5165 0.4827
0.75 258.0 -0.0643 0.4654
0.75 270.0 -0.4249 0.4173
0.75 282.0 0.8876 0.6042
0.75 294.0 0.5257 0.6989
0.85 54.0 -0.5865 0.5995
0.85 66.0 0.9511 0.4679
0.85 78.0 -0.2288 0.6705
0.85 90.0 -0.5224 0.472
0.85 102.0 0.4375 0.4132
0.85 114.0 -0.1491 0.4544
0.85 126.0 0.2708 0.5574
0.85 138.0 -0.7682 0.6705
0.85 150.0 1.4448 0.7293
0.85 174.0 -0.8524 0.8682
0.85 198.0 -1.4015 0.6648
0.85 210.0 -0.2437 0.6653
0.85 222.0 -0.281 0.5056
0.85 234.0 -0.743 0.4514
0.85 246.0 0.0883 0.4279
0.85 258.0 -0.2834 0.4314
0.85 270.0 0.4162 0.3662
0.85 282.0 -0.5054 0.4064
0.85 294.0 0.7628 0.4211
0.85 306.0 0.7026 0.5208
0.95 54.0 0.4656 0.6653
0.95 66.0 0.8295 0.7423
0.95 78.0 0.7212 0.8136
0.95 90.0 1.7301 0.5435
0.95 102.0 0.1858 0.687
0.95 114.0 0.8028 0.5648
0.95 126.0 -0.1902 0.6215
0.95 138.0 -1.2909 0.6136
0.95 162.0 0.9448 0.7839
0.95 186.0 1.7668 0.7515
0.95 198.0 -0.3299 0.688
0.95 210.0 -1.0654 0.6605
0.95 222.0 0.3486 0.4936
0.95 234.0 0.9817 0.5624
0.95 246.0 0.2299 0.4897
0.95 258.0 -0.3658 0.4909
0.95 270.0 0.1622 0.4649
0.95 282.0 -0.0065 0.4453
0.95 294.0 0.6517 0.4033
0.95 306.0 -0.1375 0.4106
0.95 318.0 0.7303 0.4928
Created in SINP MSU, CLAS Collaboration