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Measurement E151M1805

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: 0.1607
Q2: 0.0844 GeV2
W: 1445.0 GeV
Ebeam: 1.9889 GeV
ε: 0.9018

Slice: cos(θπ+) =

Measurement data
cos(θπ+) φ(π+), [deg] ALL uncertainty
0.25 54.0 -1.7703 0.6805
0.25 66.0 0.6863 0.6892
0.25 78.0 0.2287 0.7171
0.25 282.0 0.1812 0.7793
0.25 294.0 0.7255 0.5493
0.25 306.0 1.0129 0.7837
0.35 66.0 0.1838 0.611
0.35 78.0 -0.4628 0.5341
0.35 90.0 -0.7972 0.8374
0.35 270.0 0.2973 0.8066
0.35 282.0 -0.7019 0.5357
0.35 294.0 -0.5485 0.575
0.35 306.0 0.4468 0.8352
0.45 66.0 0.4723 0.6138
0.45 78.0 -0.9993 0.493
0.45 90.0 -0.2066 0.6697
0.45 270.0 -0.2955 0.5604
0.45 282.0 0.4523 0.5263
0.45 294.0 -0.6793 0.5707
0.45 306.0 -1.6034 0.6723
0.55 66.0 0.9379 0.6408
0.55 78.0 0.0975 0.5974
0.55 90.0 -0.1607 0.7715
0.55 102.0 0.2043 0.7853
0.55 114.0 -1.4535 0.6396
0.55 126.0 0.4779 0.8239
0.55 234.0 0.8314 0.674
0.55 246.0 0.2852 0.6788
0.55 258.0 0.6849 0.6593
0.55 270.0 0.0344 0.6124
0.55 282.0 0.0603 0.4973
0.55 294.0 -0.0488 0.6017
0.55 306.0 -0.1623 0.8218
0.65 66.0 -0.4067 0.7083
0.65 78.0 -0.4015 0.8222
0.65 90.0 0.7403 0.8688
0.65 102.0 0.3749 0.706
0.65 114.0 0.6389 0.5728
0.65 126.0 -0.8421 0.5536
0.65 138.0 -0.0074 0.7133
0.65 150.0 0.2776 0.8249
0.65 210.0 1.0088 0.686
0.65 222.0 0.8436 0.5718
0.65 234.0 -0.2633 0.536
0.65 246.0 0.7351 0.4915
0.65 258.0 -0.5901 0.6148
0.65 270.0 -0.1991 0.583
0.65 282.0 -1.5141 0.7116
0.65 294.0 0.2729 0.604
0.65 306.0 -0.3572 0.6169
0.75 66.0 -0.0788 0.9256
0.75 102.0 -0.5163 0.5846
0.75 114.0 1.3126 0.4645
0.75 126.0 0.236 0.466
0.75 138.0 -0.3239 0.5371
0.75 150.0 0.8316 0.6195
0.75 198.0 0.1237 0.7704
0.75 210.0 -0.7448 0.5671
0.75 222.0 -0.735 0.5094
0.75 234.0 -0.0717 0.4354
0.75 246.0 -1.0622 0.4317
0.75 258.0 0.5167 0.5354
0.75 270.0 -0.2818 0.7023
0.75 282.0 0.0407 0.7385
0.75 294.0 -1.755 0.5958
0.85 102.0 -0.3262 0.7087
0.85 114.0 0.6739 0.584
0.85 126.0 0.0129 0.5372
0.85 138.0 -0.1302 0.6096
0.85 150.0 -1.6766 0.6114
0.85 162.0 0.7999 0.8537
0.85 210.0 0.2239 0.6141
0.85 222.0 -0.4658 0.5279
0.85 234.0 0.5993 0.4842
0.85 246.0 0.0965 0.4684
0.85 258.0 -0.408 0.53
0.85 270.0 0.166 0.6891
0.95 102.0 1.3856 0.7013
0.95 114.0 1.0767 0.7441
0.95 210.0 1.3555 0.7022
0.95 222.0 1.5036 0.4843
0.95 234.0 0.3227 0.6124
0.95 246.0 -0.6404 0.5479
0.95 258.0 0.4957 0.5118
Created in SINP MSU, CLAS Collaboration