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Measurement E151M2534

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: 0.0746
Q2: 0.0205 GeV2
W: 1325.0 GeV
Ebeam: 1.0539 GeV
ε: 0.8291

Slice: cos(θπ+) =

Measurement data
cos(θπ+) φ(π+), [deg] ALU uncertainty
0.25 30.0 0.0154 0.2567
0.25 42.0 -0.0492 0.1828
0.25 54.0 0.0489 0.2061
0.35 30.0 -0.2305 0.2239
0.35 42.0 0.0479 0.1773
0.35 54.0 -0.0259 0.1714
0.45 18.0 0.2549 0.2202
0.45 30.0 0.0817 0.1569
0.45 42.0 -0.0657 0.1697
0.45 54.0 -0.0068 0.1959
0.45 246.0 0.006 0.243
0.55 30.0 -0.3668 0.2084
0.55 42.0 0.0306 0.1369
0.55 54.0 -0.02 0.1723
0.55 162.0 0.2227 0.2556
0.55 222.0 0.2025 0.2025
0.55 234.0 -0.3386 0.1562
0.55 246.0 -0.1183 0.14
0.55 258.0 -0.2594 0.1585
0.55 270.0 -0.0321 0.2168
0.65 138.0 -0.1957 0.2109
0.65 150.0 0.0631 0.1676
0.65 162.0 -0.0193 0.1857
0.65 174.0 0.1776 0.2339
0.65 186.0 0.3672 0.2355
0.65 210.0 0.1253 0.256
0.65 222.0 0.0042 0.1718
0.65 234.0 -0.0492 0.1361
0.65 246.0 0.1874 0.1349
0.65 258.0 -0.1504 0.1297
0.65 270.0 -0.2622 0.1752
0.75 138.0 0.0506 0.2196
0.75 150.0 -0.0576 0.1657
0.75 162.0 0.0371 0.2191
0.75 174.0 -0.0468 0.2167
0.75 186.0 -0.1692 0.2056
0.75 198.0 -0.1025 0.2513
0.75 210.0 0.096 0.2094
0.75 222.0 -0.0669 0.1667
0.75 234.0 -0.0441 0.1353
0.75 246.0 0.08 0.1333
0.75 258.0 0.148 0.1361
0.75 270.0 -0.237 0.1727
0.85 138.0 0.2616 0.2436
0.85 150.0 0.1182 0.2073
0.85 162.0 -0.1716 0.2058
0.85 174.0 0.2736 0.2274
0.85 210.0 -0.2928 0.2216
0.85 222.0 -0.1079 0.1902
0.85 234.0 -0.1511 0.152
0.85 246.0 0.1768 0.1329
0.85 258.0 -0.0249 0.1343
0.85 270.0 0.2915 0.1679
0.95 246.0 -0.0283 0.2505
Created in SINP MSU, CLAS Collaboration