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Measurement E151M2764

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: ALU
εL: 0.1671
Q2: 0.0707 GeV2
W: 1385.0 GeV
Ebeam: 1.3383 GeV
ε: 0.824

Slice: cos(θπ+) =

Measurement data
cos(θπ+) φ(π+), [deg] ALU uncertainty
0.55 234.0 0.0266 0.2636
0.55 246.0 -0.223 0.167
0.55 258.0 -0.1281 0.195
0.65 126.0 0.0371 0.2018
0.65 138.0 0.0297 0.1975
0.65 222.0 0.1265 0.2198
0.65 234.0 -0.2628 0.1837
0.65 246.0 -0.2564 0.1425
0.65 258.0 -0.0306 0.1619
0.65 270.0 0.0176 0.1992
0.75 114.0 0.1397 0.1675
0.75 126.0 0.2061 0.1634
0.75 138.0 -0.1454 0.1795
0.75 150.0 0.1719 0.1888
0.75 162.0 0.2438 0.3697
0.75 210.0 -0.0322 0.2503
0.75 222.0 0.2377 0.1621
0.75 234.0 -0.0713 0.1704
0.75 246.0 -0.143 0.1405
0.75 258.0 -0.1122 0.133
0.75 270.0 -0.0179 0.2156
0.85 102.0 -0.0903 0.2591
0.85 114.0 0.6139 0.232
0.85 126.0 0.0222 0.1652
0.85 138.0 0.2631 0.1659
0.85 150.0 -0.0484 0.192
0.85 162.0 0.3042 0.2273
0.85 222.0 0.2208 0.3126
0.85 234.0 -0.1255 0.1581
0.85 246.0 0.1409 0.1439
0.85 258.0 0.0884 0.131
0.85 270.0 -0.008 0.1514
0.95 102.0 -0.4032 0.3058
0.95 114.0 -0.3649 0.3397
0.95 234.0 0.2491 0.3292
0.95 246.0 -0.3503 0.2935
0.95 258.0 -0.521 0.2867
0.95 270.0 -0.2435 0.3418
0.95 282.0 -0.5642 0.2103
0.85 282.0 0.3404 0.2338
0.95 90.0 -0.1206 0.2818
0.95 102.0 -0.0594 0.2063
0.95 114.0 0.4001 0.198
0.95 126.0 0.0595 0.236
0.95 138.0 -0.2485 0.2675
0.95 234.0 -0.2437 0.2219
0.95 246.0 0.3081 0.2171
0.95 258.0 -0.2793 0.1954
0.95 270.0 -0.1563 0.2109
Created in SINP MSU, CLAS Collaboration