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Measurement E151M2345

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: 0.0877
Q2: 0.1205 GeV2
W: 1685.0 GeV
Ebeam: 2.999 GeV
ε: 0.8932

Slice: cos(θπ+) =

Measurement data
cos(θπ+) φ(π+), [deg] ALL uncertainty
0.25 66.0 -0.3752 0.6703
0.25 78.0 -0.5445 0.7529
0.25 270.0 -1.061 0.8206
0.25 282.0 0.0377 0.6933
0.35 66.0 0.3748 0.6624
0.35 78.0 -1.5141 0.633
0.35 114.0 0.6325 0.8817
0.35 258.0 0.5976 0.6824
0.35 270.0 0.6566 0.7208
0.35 282.0 -0.2584 0.6722
0.35 294.0 0.7352 0.7035
0.45 66.0 -0.5225 0.7397
0.45 78.0 -1.6354 0.8357
0.45 90.0 0.3793 0.7535
0.45 102.0 -1.0031 0.6948
0.45 114.0 -1.2001 0.6709
0.45 126.0 -0.3644 0.7047
0.45 138.0 0.267 0.7375
0.45 198.0 -0.4785 0.9516
0.45 222.0 0.5472 0.9228
0.45 246.0 -0.4998 0.8529
0.45 258.0 -1.3276 0.651
0.45 270.0 -0.1335 0.5531
0.45 282.0 -1.1683 0.4667
0.45 294.0 -0.5761 0.6615
0.55 66.0 -2.3507 2.3507
0.55 78.0 1.0399 0.6645
0.55 90.0 0.5204 0.8381
0.55 102.0 -0.874 0.5358
0.55 114.0 -1.3034 0.5536
0.55 126.0 -0.5632 0.6162
0.55 138.0 -2.1892 0.5309
0.55 186.0 -0.3072 0.9997
0.55 198.0 0.3819 0.6994
0.55 210.0 0.0909 0.6581
0.55 222.0 -0.2276 0.6674
0.55 234.0 -1.027 0.6852
0.55 246.0 -0.4439 0.6447
0.55 258.0 0.2513 0.6487
0.55 270.0 -0.2535 0.5462
0.55 282.0 -0.2122 0.6129
0.55 306.0 0.5616 0.7588
0.65 42.0 0.2869 0.8299
0.65 54.0 -0.0671 0.6353
0.65 66.0 0.1846 0.6916
0.65 78.0 1.4174 0.8062
0.65 90.0 -0.5693 0.7621
0.65 102.0 -0.7935 0.5686
0.65 114.0 -0.5705 0.4302
0.65 126.0 0.0654 0.5229
0.65 138.0 0.6936 0.5643
0.65 150.0 0.1364 0.831
0.65 174.0 -2.345 0.7019
0.65 186.0 -0.5073 0.726
0.65 198.0 -0.8837 0.5922
0.65 210.0 0.8716 0.5689
0.65 222.0 0.0012 0.5512
0.65 234.0 -0.9689 0.6463
0.65 246.0 -0.8518 0.7145
0.65 258.0 -1.012 0.5855
0.65 270.0 0.257 0.6969
0.65 282.0 -0.7562 0.5669
0.65 294.0 0.0232 0.4991
0.75 78.0 0.8787 0.7829
0.75 90.0 -0.613 0.5462
0.75 102.0 -0.3975 0.7006
0.75 114.0 -0.4451 0.7453
0.75 126.0 -0.2932 0.504
0.75 138.0 0.3392 0.5611
0.75 150.0 0.2925 0.7227
0.75 162.0 -1.4222 0.6428
0.75 174.0 1.3627 0.7579
0.75 186.0 -0.1612 0.6826
0.75 198.0 -0.4711 0.5883
0.75 210.0 -0.309 0.5337
0.75 222.0 -0.1936 0.4907
0.75 234.0 -0.044 0.5209
0.75 246.0 -1.2977 0.5258
0.75 258.0 -0.679 0.6442
0.75 270.0 -0.4101 0.5058
0.75 282.0 -0.8303 0.4731
0.75 294.0 -0.0689 0.4604
0.75 306.0 -0.3358 0.7765
0.85 78.0 0.172 0.559
0.85 90.0 0.2273 0.4151
0.85 102.0 -0.1903 0.364
0.85 114.0 0.2834 0.548
0.85 126.0 1.1784 0.6886
0.85 162.0 -0.3425 0.7154
0.85 174.0 0.0086 0.6614
0.85 186.0 0.1364 0.5984
0.85 198.0 0.2003 0.4687
0.85 210.0 -0.1902 0.4399
0.85 222.0 -0.2932 0.4197
0.85 234.0 -0.5142 0.4496
0.85 246.0 0.085 0.5132
0.85 258.0 -0.9348 0.5161
0.85 270.0 0.5919 0.6523
0.85 282.0 0.3149 0.6432
0.85 294.0 0.6909 0.8175
0.95 90.0 -0.0977 0.6226
0.95 102.0 -0.0292 0.558
0.95 114.0 0.0546 0.6954
0.95 126.0 -0.7808 0.7018
0.95 174.0 -1.4043 0.6635
0.95 186.0 0.0122 0.5387
0.95 198.0 -1.1194 0.5519
0.95 210.0 -0.5091 0.5181
0.95 222.0 0.899 0.4764
0.95 234.0 -0.2085 0.4817
0.95 246.0 0.2978 0.522
0.95 258.0 0.0844 0.6026
Created in SINP MSU, CLAS Collaboration