CLAS Physics Database

Measurement E151M781

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: AUL
εL: 0.3459
Q2: 0.1205 GeV2
W: 1355.0 GeV
Ebeam: 2.2596 GeV
ε: 0.9439

Slice: cos(θπ+) =

Measurement data
cos(θπ+) φ(π+), [deg] AUL uncertainty
0.25 66.0 1.2193 1.2083
0.25 294.0 -0.6631 0.9783
0.25 306.0 -0.954 0.9108
0.35 66.0 1.016 1.1923
0.35 78.0 -0.3813 1.1397
0.35 294.0 -0.2788 0.8178
0.35 306.0 -0.8008 0.8482
0.45 66.0 -1.6738 1.0182
0.45 78.0 -1.3018 0.8717
0.45 294.0 -0.5267 0.8751
0.55 78.0 2.5183 1.3627
0.65 78.0 -1.4735 1.1589
0.65 90.0 2.2874 1.4005
0.65 102.0 -0.8046 1.0764
0.65 114.0 0.4031 1.1156
0.65 258.0 -0.4018 0.8304
0.65 270.0 0.2937 0.9639
0.75 90.0 1.4907 1.227
0.75 102.0 -0.6205 1.0627
0.75 114.0 1.1202 1.056
0.75 126.0 4.593 4.593
0.75 138.0 1.6885 1.4079
0.75 234.0 -0.44 1.0228
0.75 246.0 -0.2154 0.9503
0.75 258.0 -0.2135 0.864
0.75 270.0 1.0293 0.9675
0.75 282.0 -1.5202 0.9065
0.85 90.0 0.09 1.5374
0.85 102.0 -1.3674 1.0124
0.85 114.0 -1.2804 1.2105
0.85 126.0 1.4526 1.1913
0.85 138.0 -1.029 1.3538
0.85 222.0 1.227 1.5383
0.85 234.0 -0.8396 1.0052
0.85 246.0 -0.1795 0.9389
0.85 258.0 -0.2413 0.9812
0.85 270.0 -0.0615 0.877
0.85 282.0 -1.9373 0.8221
0.95 114.0 0.3242 4.3143
0.95 138.0 0.891 4.4264
0.95 222.0 -3.7787 3.1214
0.95 234.0 1.5847 3.9839
0.95 246.0 4.0429 2.9928
0.95 258.0 0.7569 3.2726
0.95 270.0 0.6361 2.7825
0.95 282.0 5.7643 3.7325
0.15 66.0 -0.3997 0.4786
0.15 306.0 0.3864 0.558
0.25 66.0 -0.2639 0.5032
0.25 306.0 0.0542 0.5161
0.35 66.0 0.3334 0.4678
0.35 78.0 -0.5317 0.4576
0.35 294.0 -0.5921 0.4636
0.35 306.0 -0.2012 0.5333
0.45 66.0 0.2624 0.4795
0.45 78.0 0.8357 0.4659
0.45 282.0 -0.4083 0.5615
0.45 294.0 0.3934 0.5646
0.55 78.0 -0.4326 0.5355
0.55 270.0 0.388 0.6375
0.65 102.0 0.4427 0.6016
0.65 114.0 -0.2285 0.5631
0.65 246.0 -0.3125 0.5695
0.65 258.0 0.2021 0.5819
0.65 270.0 -0.653 0.5015
0.75 90.0 0.7867 0.5593
0.75 102.0 0.7977 0.4518
0.75 114.0 -0.0173 0.4501
0.75 126.0 -0.0109 0.5329
0.75 222.0 -0.301 0.5782
0.75 234.0 -0.1394 0.5072
0.75 246.0 -0.504 0.456
0.75 258.0 0.5411 0.51
0.75 270.0 -0.2189 0.4565
0.75 282.0 -0.5538 0.5268
0.85 78.0 0.0192 0.6728
0.85 90.0 1.1648 0.7145
0.85 102.0 0.5299 0.4944
0.85 114.0 -0.0858 0.4409
0.85 126.0 -0.0749 0.5798
0.85 138.0 -0.3527 0.5473
0.85 222.0 0.142 0.7101
0.85 234.0 0.4548 0.5522
0.85 246.0 -0.7588 0.4152
0.85 258.0 0.4535 0.4948
0.85 270.0 0.7584 0.4391
0.85 282.0 0.1361 0.4457
0.95 102.0 1.2424 1.1254
0.95 126.0 0.6845 1.0852
0.95 138.0 -0.0217 0.9569
0.95 150.0 1.7056 1.2057
0.95 222.0 1.8423 1.1612
0.95 234.0 -0.2837 1.0044
0.95 246.0 0.3622 1.0134
0.95 258.0 1.7611 0.9823
0.95 270.0 -0.8182 0.7476
0.95 282.0 0.7479 0.984