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Measurement E151M1557

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Experiment: EG4, 2016

Spokespersons: Xiaochao Zheng

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).

No publications available for this experiment

Quantity measured: ALL,

Beam: e, polarization: longitudinal
Target: p (Z=1, A=1), polarization: longitudinal
Final state: π+n, polarization: none

Q2 : 0.0348 GeV2
W : 1415 GeV
ε : 0.822
Ebeam : 1.3383 GeV
εL: 0.0753 

Select data slice:
cos(θπ+) =
Observable quantity measured (Y axis): ALL,
Plot measurement data

Parameter (X axis): φ(π+), degrees

Click here to get data in text file, delimited with tabs.

Measured data:

cos(θπ+) φ(π+),
degrees 		ALL Stat. error Syst. error
0.35 30 -0.897 0.845 0.0602
0.35 42 0.9235 1.0003 0.0615
0.45 18 1.4518 0.7484 0.0896
0.45 30 -0.4955 0.9979 0.0416
0.45 42 0.8976 1.1248 0.0602
0.55 30 -0.4469 1.1134 0.0397
0.55 126 -0.0521 1.1669 0.0302
0.55 138 1.3283 0.8632 0.0829
0.55 222 1.8204 0.7027 0.11
0.55 234 -1.0688 0.8248 0.069
0.55 246 -0.0296 0.733 0.03
0.55 258 -0.1598 1.1123 0.0314
0.65 114 1.2132 0.8378 0.0767
0.65 126 -0.0308 0.8382 0.0301
0.65 138 -0.7175 0.8766 0.0514
0.65 150 1.5084 0.849 0.0927
0.65 210 1.7081 0.7321 0.1038
0.65 222 -0.8449 0.7624 0.0576
0.65 234 -0.6561 0.6464 0.0485
0.65 246 0.5023 0.7137 0.0419
0.65 258 -1.0453 0.9467 0.0678
0.75 114 0.8359 1.105 0.0571
0.75 126 0.3503 0.8997 0.0363
0.75 138 0.039 0.902 0.0301
0.75 150 -0.0532 1.01 0.0302
0.75 162 -0.5214 1.1492 0.0426
0.75 210 1.3082 0.8819 0.0818
0.75 222 0.4786 0.8435 0.0409
0.75 234 -0.7372 0.7196 0.0523
0.75 246 -1.7498 0.4439 0.1061
0.75 258 0.2622 0.7599 0.0337
0.85 114 -2.5728 2.5728 0.1526
0.85 126 1.0515 0.989 0.0681
0.85 138 1.7245 0.8003 0.1047
0.85 222 -0.3499 0.737 0.0362
0.85 234 0.3023 0.6579 0.0348
0.85 246 -1.1728 0.4988 0.0745
0.85 258 1.0243 0.7234 0.0667
0.85 270 0.332 0.9649 0.0357
0.95 222 -0.318 0.8759 0.0352
0.95 234 0.5442 0.7304 0.0436
0.95 246 0.6208 0.8385 0.0469
0.95 258 -0.9376 0.6813 0.0622
0.25 42 -0.4691 0.7579 0.0411
0.35 30 -1.1985 0.7815 0.0778
0.45 30 0.9423 0.6408 0.0639
0.45 42 0.6584 0.7052 0.0496
0.55 30 0.81 0.905 0.0571
0.55 42 -0.3246 0.7442 0.0358
0.55 126 0.3868 0.7135 0.0379
0.55 138 -0.2192 0.7813 0.0327
0.55 150 -0.3354 0.8011 0.0361
0.55 234 -0.9581 0.6501 0.0648
0.55 246 -0.5171 0.7612 0.0431
0.55 258 -0.2416 0.9093 0.0333
0.65 126 -0.0016 0.6285 0.03
0.65 138 0.2061 0.608 0.0324
0.65 150 0.0762 0.6406 0.0303
0.65 162 -0.3749 0.7759 0.0375
0.65 186 -0.4148 0.9337 0.039
0.65 210 0.0737 0.855 0.0303
0.65 222 -0.3634 0.7377 0.0371
0.65 234 0.4286 0.5387 0.0395
0.65 246 0.016 0.5256 0.03
0.65 258 -1.1628 0.6712 0.0759
0.75 126 0.4397 0.6166 0.0399
0.75 138 0.128 0.6272 0.031
0.75 150 1.0029 0.7084 0.0672
0.75 162 -1.9709 0.7529 0.1219
0.75 210 -0.5648 0.8448 0.0452
0.75 222 0.6333 0.6736 0.0484
0.75 234 0.2036 0.5729 0.0324
0.75 246 -0.2264 0.5323 0.0329
0.75 258 0.2276 0.6697 0.033
0.85 126 0.6925 0.9082 0.0512
0.85 138 1.1698 0.7732 0.0763
0.85 210 -0.8306 0.757 0.0581
0.85 222 -1.1254 0.5087 0.0738
0.85 234 0.2407 0.5957 0.0333
0.85 246 -0.0211 0.5829 0.03
0.85 258 1.0268 0.5851 0.0685
0.85 270 -1.0568 0.7953 0.0701
0.95 114 0.4791 0.7135 0.0415
0.95 126 0.9941 0.6866 0.0667
0.95 246 -0.3283 0.5524 0.0359
0.95 258 0.0798 0.6964 0.0304