CLAS Physics Database

Measurement E151M1609

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: 0.019
Q2: 0.0143 GeV2
W: 1505.0 GeV
Ebeam: 1.3383 GeV
ε: 0.7348

Slice: cos(θπ+) =

Measurement data
cos(θπ+) φ(π+), [deg] ALL uncertainty syst. uncert.
0.45 42.0 -0.6239 0.9338 0.0471
0.45 138.0 -0.0515 1.1514 0.0301
0.45 222.0 -0.4144 1.0159 0.0385
0.55 30.0 1.4159 0.5973 0.0876
0.55 42.0 0.3341 0.8928 0.0357
0.55 150.0 -0.7146 0.8867 0.0513
0.55 210.0 0.385 0.8475 0.0374
0.55 222.0 -1.4933 0.5501 0.0919
0.55 234.0 0.9236 0.8859 0.0615
0.55 246.0 0.5021 0.9829 0.0419
0.65 42.0 0.3816 1.0874 0.0373
0.65 138.0 -0.704 0.9647 0.0508
0.65 150.0 -1.0159 0.9339 0.0663
0.65 198.0 -1.9315 0.5631 0.1162
0.65 222.0 -0.9529 0.7192 0.063
0.65 234.0 0.1775 0.7757 0.0317
0.65 246.0 0.2147 0.9266 0.0325
0.75 198.0 0.6176 0.9649 0.0468
0.75 210.0 0.3627 0.9936 0.0367
0.75 222.0 -1.1991 0.9128 0.0759
0.75 234.0 0.8383 0.6444 0.0572
0.75 246.0 1.2737 0.747 0.0799
0.85 210.0 0.6191 1.0074 0.0469
0.85 222.0 -0.7162 0.773 0.0513
0.85 234.0 0.6279 0.7298 0.0473
0.85 246.0 -1.5001 0.7161 0.0922
0.35 30.0 -0.0782 0.8192 0.0304
0.35 42.0 0.0172 0.8759 0.03
0.45 30.0 -1.2041 0.6946 0.0782
0.45 54.0 -1.4496 0.7952 0.0919
0.45 222.0 -0.701 0.7132 0.0516
0.45 234.0 0.5412 0.7765 0.0442
0.55 18.0 -0.2139 0.8172 0.0326
0.55 42.0 0.0876 0.6971 0.0305
0.55 126.0 -0.1714 0.7408 0.0317
0.55 138.0 -0.4577 0.664 0.0406
0.55 150.0 -1.0069 0.8018 0.0674
0.55 162.0 -0.9177 0.76 0.0627
0.55 210.0 -0.2363 0.6526 0.0332
0.55 222.0 -0.5636 0.6792 0.0452
0.55 234.0 0.0934 0.6831 0.0305
0.55 246.0 0.6171 0.8202 0.0476
0.65 126.0 -0.3405 0.7948 0.0363
0.65 138.0 0.2918 0.7236 0.0347
0.65 150.0 0.4096 0.6723 0.0388
0.65 162.0 -0.2667 0.7424 0.034
0.65 210.0 -1.462 0.6651 0.0926
0.65 222.0 -0.1307 0.6591 0.031
0.65 234.0 -0.2679 0.6422 0.034
0.65 246.0 -0.8496 0.697 0.0591
0.75 138.0 -0.9446 0.8075 0.0641
0.75 210.0 -0.2107 0.6611 0.0325
0.75 222.0 0.9303 0.6295 0.0633
0.75 234.0 0.0983 0.6367 0.0306
0.85 138.0 -0.4765 0.7135 0.0414
0.85 222.0 -0.5654 0.6813 0.0453
0.85 234.0 0.2757 0.6805 0.0342