CLAS Physics Database

Measurement E151M2706

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: 0.2949
Q2: 0.0707 GeV2
W: 1295.0 GeV
Ebeam: 1.3383 GeV
ε: 0.8904

Slice: cos(θπ+) =

Measurement data
cos(θπ+) φ(π+), [deg] ALU uncertainty
0.55 246.0 -0.4329 0.2681
0.55 258.0 0.2961 0.1716
0.55 270.0 -0.2653 0.1739
0.65 246.0 -0.0032 0.3191
0.65 258.0 0.1275 0.267
0.65 270.0 0.0646 0.2543
0.65 282.0 0.1029 0.3518
0.75 114.0 0.1907 0.3992
0.75 126.0 -0.1805 0.2862
0.75 138.0 0.552 0.2799
0.75 234.0 0.1705 0.2719
0.75 246.0 -0.2125 0.2365
0.75 258.0 0.2663 0.2208
0.75 270.0 -0.044 0.2428
0.75 282.0 -0.2593 0.2834
0.85 102.0 -0.2183 0.3924
0.85 114.0 -0.0428 0.2615
0.85 126.0 0.2376 0.2396
0.85 138.0 0.0214 0.2391
0.85 150.0 -0.1667 0.3148
0.85 162.0 0.4969 0.2646
0.85 174.0 0.1009 0.2972
0.85 186.0 -0.3157 0.3507
0.85 234.0 -0.2303 0.2654
0.85 246.0 -0.1188 0.2656
0.85 258.0 -0.4216 0.2157
0.85 270.0 0.3185 0.2086
0.85 282.0 0.1646 0.2353
0.85 294.0 0.2506 0.3624
0.95 90.0 -0.3074 0.4141
0.95 114.0 -0.3829 0.3247
0.95 126.0 -0.1823 0.3338
0.95 138.0 0.3962 0.3544
0.95 150.0 -0.1739 0.2641
0.95 162.0 0.0702 0.3416
0.95 174.0 0.1044 0.3641
0.95 186.0 0.1337 0.3618
0.95 246.0 0.4571 0.2314
0.95 258.0 -0.2859 0.2626
0.95 270.0 -0.1226 0.3252
0.95 282.0 -0.7476 0.2134
0.55 282.0 0.1187 0.2667
0.65 126.0 -0.1421 0.2795
0.65 234.0 -0.1026 0.2609
0.65 246.0 0.1515 0.2227
0.65 258.0 -0.173 0.1622
0.65 270.0 -0.0108 0.1794
0.65 282.0 0.533 0.2268
0.75 114.0 -0.0959 0.2031
0.75 126.0 0.205 0.1772
0.75 138.0 -0.0837 0.2181
0.75 222.0 0.2 0.223
0.75 234.0 0.1415 0.1831
0.75 246.0 -0.2035 0.1751
0.75 258.0 0.0151 0.175
0.75 270.0 0.1331 0.1589
0.75 282.0 0.06 0.192
0.75 294.0 -0.1965 0.2645
0.85 102.0 -0.0611 0.2695
0.85 114.0 0.2601 0.2036
0.85 126.0 -0.0535 0.1843
0.85 138.0 0.1629 0.1922
0.85 150.0 0.3753 0.189
0.85 162.0 -0.1825 0.205
0.85 174.0 0.1943 0.2528
0.85 186.0 -0.0165 0.2185
0.85 234.0 -0.2356 0.2
0.85 246.0 -0.0048 0.1652
0.85 258.0 -0.134 0.1918
0.85 270.0 -0.251 0.1579
0.85 282.0 0.0012 0.1574
0.85 294.0 0.0766 0.2571
0.95 90.0 0.3519 0.2438
0.95 102.0 -0.2455 0.2383
0.95 114.0 0.0404 0.2559
0.95 126.0 0.1213 0.2196
0.95 138.0 0.0931 0.2722
0.95 150.0 0.3534 0.2138
0.95 174.0 -0.5011 0.235
0.95 186.0 0.7465 0.2157
0.95 234.0 0.0904 0.2133
0.95 246.0 -0.0455 0.2044
0.95 258.0 -0.0676 0.2263
0.95 270.0 0.0124 0.1894