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Measurement E151M1572

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: 0.0324
Q2: 0.0171 GeV2
W: 1445.0 GeV
Ebeam: 1.3383 GeV
ε: 0.8048

Slice: cos(θπ+) =

Measurement data
cos(θπ+) φ(π+), [deg] ALL uncertainty syst. uncert.
0.35 30.0 -0.2675 0.9023 0.034
0.35 42.0 1.058 0.7835 0.0701
0.45 18.0 -0.7896 0.7539 0.056
0.45 30.0 -0.743 0.7112 0.0537
0.45 42.0 -0.3599 0.6707 0.037
0.45 54.0 -1.4778 0.8468 0.0935
0.45 222.0 -1.3613 0.8492 0.0869
0.45 234.0 -0.2771 0.9028 0.0343
0.55 18.0 0.2401 0.8543 0.0333
0.55 30.0 0.1092 0.826 0.0307
0.55 42.0 0.4588 0.6155 0.0407
0.55 126.0 1.1381 0.7681 0.0745
0.55 138.0 -0.6398 0.6917 0.0487
0.55 150.0 -0.5812 0.7465 0.046
0.55 198.0 0.8668 0.8708 0.06
0.55 210.0 -0.2829 0.7158 0.0345
0.55 222.0 -0.0365 0.808 0.0301
0.55 234.0 -0.0618 0.6033 0.0302
0.55 246.0 -0.8601 0.6713 0.0596
0.65 42.0 -1.7409 0.7898 0.1086
0.65 126.0 -0.1277 0.7114 0.031
0.65 138.0 -0.4568 0.7132 0.0406
0.65 150.0 0.6653 0.667 0.0499
0.65 162.0 0.1574 0.8623 0.0314
0.65 198.0 -0.7267 0.9292 0.0529
0.65 210.0 0.5176 0.6366 0.0432
0.65 222.0 -0.0303 0.5862 0.0301
0.65 234.0 0.3717 0.5338 0.0374
0.65 246.0 0.3027 0.5397 0.0351
0.75 126.0 -0.3585 0.9241 0.0369
0.75 138.0 0.6785 0.6557 0.0505
0.75 150.0 0.5709 0.6975 0.0455
0.75 162.0 -0.6237 0.7521 0.0479
0.75 210.0 0.1627 0.7621 0.0315
0.75 222.0 -0.3265 0.6154 0.0358
0.75 234.0 -0.2676 0.5676 0.034
0.75 246.0 0.1515 0.6477 0.0313
0.85 114.0 0.4235 0.8926 0.0393
0.85 126.0 -0.9292 0.7421 0.0633
0.85 138.0 2.1449 0.8229 0.132
0.85 210.0 0.6165 0.7169 0.0476
0.85 222.0 -0.3186 0.5931 0.0356
0.85 234.0 -0.0287 0.5827 0.03
0.85 246.0 0.7482 0.58 0.054
0.85 258.0 -1.8537 0.7582 0.1151
0.95 234.0 -0.4683 0.6533 0.0411
0.25 30.0 -1.7503 0.9323 0.1061
0.25 42.0 -0.6261 1.1488 0.0472
0.35 30.0 -0.5724 1.0721 0.0448
0.35 42.0 -0.3977 1.0149 0.0379
0.45 18.0 -0.4621 1.0651 0.0403
0.45 30.0 -1.261 0.7838 0.0792
0.45 42.0 -0.9531 0.9698 0.063
0.45 54.0 0.349 1.192 0.0362
0.45 234.0 -0.8063 1.0196 0.0557
0.55 18.0 1.8863 0.982 0.1137
0.55 30.0 -0.9681 0.7281 0.0638
0.55 42.0 -0.4569 1.0102 0.0401
0.55 138.0 -0.1962 1.0583 0.0321
0.55 150.0 -0.0653 1.0184 0.0302
0.55 210.0 0.1296 0.9627 0.0309
0.55 222.0 0.6247 0.8679 0.0471
0.55 234.0 0.3688 0.7745 0.0369
0.55 246.0 -1.3789 0.8295 0.0856
0.65 42.0 1.0131 0.9732 0.0661
0.65 126.0 -1.4448 0.8736 0.0892
0.65 138.0 0.9636 0.8157 0.0636
0.65 150.0 -0.8412 0.8937 0.0574
0.65 162.0 -0.6702 1.2134 0.0492
0.65 198.0 0.2398 1.1397 0.0331
0.65 210.0 -0.2044 0.8664 0.0323
0.65 222.0 0.1518 0.7168 0.0313
0.65 234.0 -0.1157 0.8219 0.0307
0.65 246.0 0.7321 0.7053 0.0521
0.75 126.0 0.5108 1.0357 0.0422
0.75 138.0 0.3947 1.228 0.0378
0.75 150.0 0.1952 0.9989 0.0321
0.75 210.0 0.024 0.9528 0.03
0.75 222.0 -2.2636 2.2636 0.135
0.75 234.0 -0.5439 0.6343 0.0436
0.75 246.0 0.016 0.719 0.03
0.75 258.0 0.0266 1.2161 0.03
0.85 114.0 0.6972 1.0352 0.0504
0.85 126.0 0.3162 1.0847 0.0352
0.85 210.0 -0.749 0.8991 0.0529
0.85 222.0 0.3108 0.8367 0.035
0.85 234.0 1.2607 0.5432 0.0792
0.85 246.0 1.0792 0.7092 0.0696
0.85 258.0 -1.6452 0.9028 0.1003
0.95 234.0 -0.4026 0.856 0.0381
Created in SINP MSU, CLAS Collaboration