CLAS Physics Database

Measurement E151M2083

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: 0.0933
Q2: 0.0707 GeV2
W: 1535.0 GeV
Ebeam: 2.2596 GeV
ε: 0.8959

Slice: cos(θπ+) =

Measurement data
cos(θπ+) φ(π+), [deg] ALL uncertainty
0.25 66.0 0.6064 0.5902
0.35 66.0 -0.6649 0.9285
0.35 78.0 -0.3594 0.7961
0.35 270.0 0.9339 0.6826
0.35 282.0 -0.6336 0.6912
0.35 294.0 -0.9435 0.7769
0.45 78.0 1.5413 0.9615
0.45 126.0 -1.334 1.0942
0.45 270.0 0.0405 0.7357
0.45 282.0 -1.4126 0.5906
0.45 294.0 0.9846 0.7043
0.55 78.0 0.5021 0.9067
0.55 102.0 0.5839 1.134
0.55 114.0 -0.9766 0.8426
0.55 126.0 -1.7823 0.865
0.55 138.0 0.0007 1.0349
0.55 222.0 0.2285 0.8983
0.55 234.0 -0.0037 0.8528
0.55 246.0 0.4038 0.9739
0.55 258.0 -0.1035 0.971
0.55 270.0 1.4206 0.6729
0.55 282.0 1.2099 0.7004
0.65 66.0 -0.7047 1.1347
0.65 102.0 0.496 1.0828
0.65 114.0 0.8024 0.9071
0.65 126.0 0.0816 0.8482
0.65 138.0 -1.5718 1.1367
0.65 150.0 -0.1866 1.0945
0.65 198.0 -0.34 0.9611
0.65 210.0 -0.0759 0.8733
0.65 222.0 -0.1991 0.7792
0.65 234.0 0.3199 0.7031
0.65 246.0 0.3818 0.8828
0.65 258.0 -0.5223 0.8093
0.65 270.0 1.8296 0.8571
0.65 294.0 -0.5066 0.8508
0.75 102.0 -1.3995 1.2062
0.75 114.0 -1.624 0.8836
0.75 126.0 -0.4489 0.9904
0.75 138.0 -0.6788 1.1508
0.75 150.0 0.3189 1.1104
0.75 186.0 1.5208 1.1255
0.75 198.0 0.5719 1.0559
0.75 210.0 -1.1458 1.1029
0.75 222.0 0.9654 0.9407
0.75 234.0 -0.6366 0.7551
0.75 246.0 -0.8796 0.8909
0.75 270.0 -0.8953 0.9197
0.75 282.0 0.2745 0.7024
0.75 294.0 -0.1791 0.9371
0.85 90.0 0.0268 1.1835
0.85 102.0 0.5497 0.9707
0.85 126.0 -1.3868 1.0786
0.85 210.0 -0.3474 0.984
0.85 222.0 0.5465 0.9007
0.85 234.0 0.2452 0.7303
0.85 246.0 -0.7575 0.8451
0.85 258.0 0.0481 1.032
0.95 114.0 0.3011 3.6091
0.95 234.0 3.4008 2.8134
0.95 246.0 3.9293 3.0807
0.25 78.0 0.041 0.6895
0.35 66.0 -0.6166 0.6605
0.35 78.0 -0.0522 0.6034
0.35 90.0 -1.6888 0.6689
0.35 270.0 0.3079 0.699
0.35 282.0 0.2017 0.6794
0.35 294.0 1.4448 0.6336
0.45 66.0 0.8527 0.7471
0.45 78.0 0.2647 0.6171
0.45 102.0 -1.0849 0.6803
0.45 126.0 -1.8867 0.7626
0.45 270.0 0.7357 0.6464
0.45 282.0 -0.5275 0.6052
0.45 294.0 -0.1343 0.6526
0.55 78.0 -0.0258 0.6921
0.55 90.0 -0.6899 0.7343
0.55 102.0 0.1625 0.7302
0.55 114.0 0.2665 0.6428
0.55 126.0 -0.5453 0.7716
0.55 138.0 -0.2468 0.854
0.55 246.0 0.3364 0.8068
0.55 258.0 -1.7237 0.8408
0.55 270.0 0.0359 0.7029
0.55 282.0 -0.3781 0.5366
0.65 66.0 0.141 0.6336
0.65 102.0 -0.3223 0.6657
0.65 114.0 -0.5344 0.5955
0.65 126.0 0.4597 0.5802
0.65 138.0 -0.457 0.6858
0.65 210.0 0.5786 0.7411
0.65 222.0 -0.1305 0.7194
0.65 234.0 0.918 0.606
0.65 246.0 0.6078 0.8025
0.65 258.0 -0.5724 0.6829
0.65 270.0 0.4432 0.7742
0.65 282.0 0.5929 0.8306
0.65 294.0 0.3671 0.6303
0.75 66.0 0.7954 0.7335
0.75 78.0 -0.2978 0.826
0.75 90.0 0.4296 0.8355
0.75 102.0 0.2666 0.7708
0.75 114.0 -0.4454 0.6875
0.75 126.0 -1.1532 0.6337
0.75 138.0 0.0565 0.6451
0.75 150.0 -2.4462 0.8831
0.75 162.0 1.4423 0.9359
0.75 198.0 -0.3897 0.838
0.75 210.0 0.2762 0.7857
0.75 222.0 -0.3194 0.67
0.75 234.0 -0.0468 0.7193
0.75 246.0 -0.5232 0.7199
0.75 258.0 -0.987 0.8494
0.75 270.0 1.4804 0.7188
0.75 282.0 1.0705 0.6292
0.75 294.0 0.8458 0.6476
0.85 90.0 0.1909 0.6666
0.85 102.0 0.5774 0.7352
0.85 114.0 0.488 0.8336
0.85 126.0 -0.7832 0.8879
0.85 138.0 0.5907 0.8536
0.85 198.0 -0.5856 1.0054
0.85 210.0 -0.6201 0.7711
0.85 222.0 1.1382 0.7088
0.85 234.0 -0.3385 0.7545
0.85 246.0 0.6315 0.7115
0.85 258.0 0.5842 0.8059
0.85 270.0 1.1599 0.8961
0.95 102.0 3.7396 1.2275
0.95 222.0 0.909 1.3837
0.95 234.0 1.6639 1.3255
0.95 246.0 0.1742 1.4989