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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 syst. uncert.
0.55 234.0 0.0266 0.2636 0.03
0.55 246.0 -0.223 0.167 0.0312
0.55 258.0 -0.1281 0.195 0.0301
0.65 126.0 0.0371 0.2018 0.0301
0.65 138.0 0.0297 0.1975 0.0301
0.65 222.0 0.1265 0.2198 0.0303
0.65 234.0 -0.2628 0.1837 0.0305
0.65 246.0 -0.2564 0.1425 0.0308
0.65 258.0 -0.0306 0.1619 0.0302
0.65 270.0 0.0176 0.1992 0.0301
0.75 114.0 0.1397 0.1675 0.0305
0.75 126.0 0.2061 0.1634 0.0304
0.75 138.0 -0.1454 0.1795 0.031
0.75 150.0 0.1719 0.1888 0.0303
0.75 162.0 0.2438 0.3697 0.0304
0.75 210.0 -0.0322 0.2503 0.03
0.75 222.0 0.2377 0.1621 0.0305
0.75 234.0 -0.0713 0.1704 0.0301
0.75 246.0 -0.143 0.1405 0.0301
0.75 258.0 -0.1122 0.133 0.0304
0.75 270.0 -0.0179 0.2156 0.0301
0.85 102.0 -0.0903 0.2591 0.0301
0.85 114.0 0.6139 0.232 0.0324
0.85 126.0 0.0222 0.1652 0.03
0.85 138.0 0.2631 0.1659 0.0305
0.85 150.0 -0.0484 0.192 0.03
0.85 162.0 0.3042 0.2273 0.0306
0.85 222.0 0.2208 0.3126 0.0303
0.85 234.0 -0.1255 0.1581 0.0302
0.85 246.0 0.1409 0.1439 0.0302
0.85 258.0 0.0884 0.131 0.0307
0.85 270.0 -0.008 0.1514 0.03
0.95 102.0 -0.4032 0.3058 0.0311
0.95 114.0 -0.3649 0.3397 0.0309
0.95 234.0 0.2491 0.3292 0.0304
0.95 246.0 -0.3503 0.2935 0.0308
0.95 258.0 -0.521 0.2867 0.0318
0.95 270.0 -0.2435 0.3418 0.0304
0.95 282.0 -0.5642 0.2103 0.0321
0.85 282.0 0.3404 0.2338 0.0308
0.95 90.0 -0.1206 0.2818 0.0301
0.95 102.0 -0.0594 0.2063 0.03
0.95 114.0 0.4001 0.198 0.031
0.95 126.0 0.0595 0.236 0.03
0.95 138.0 -0.2485 0.2675 0.0304
0.95 234.0 -0.2437 0.2219 0.0304
0.95 246.0 0.3081 0.2171 0.0306
0.95 258.0 -0.2793 0.1954 0.0305
0.95 270.0 -0.1563 0.2109 0.0302
Created in SINP MSU, CLAS Collaboration