CLAS Physics Database

Measurement E151M2692

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: 0.6451
Q2: 0.1715 GeV2
W: 1265.0 GeV
Ebeam: 1.3383 GeV
ε: 0.8486

Slice: cos(θπ+) =

Measurement data
cos(θπ+) φ(π+), [deg] ALU uncertainty
0.45 282.0 0.1151 0.313
0.55 258.0 -0.2475 0.3549
0.55 270.0 0.228 0.3458
0.55 282.0 0.0921 0.2931
0.65 258.0 0.4771 0.2603
0.65 270.0 0.0375 0.316
0.65 282.0 0.3404 0.2711
0.65 294.0 -0.2849 0.3216
0.75 114.0 0.238 0.2993
0.75 126.0 0.0364 0.2913
0.75 246.0 0.0595 0.3426
0.75 258.0 -0.1427 0.2763
0.75 270.0 -0.4813 0.26
0.75 282.0 0.1397 0.332
0.75 294.0 -0.0989 0.2892
0.85 90.0 -0.356 0.3223
0.85 102.0 0.7606 0.1489
0.85 114.0 -0.2132 0.2849
0.85 126.0 0.4398 0.2197
0.85 138.0 -0.2911 0.3592
0.85 150.0 -0.5135 0.2908
0.85 162.0 -0.1472 0.3753
0.85 258.0 -0.1397 0.376
0.85 270.0 -0.1401 0.3346
0.85 282.0 -0.42 0.2322
0.85 294.0 0.0805 0.2921
0.85 306.0 -0.4439 0.3006
0.95 66.0 0.5046 0.2742
0.95 102.0 -0.3026 0.2916
0.95 114.0 0.111 0.2643
0.95 126.0 0.1063 0.323
0.95 138.0 -0.2423 0.2869
0.95 150.0 0.1272 0.3036
0.95 162.0 -0.0271 0.356
0.95 174.0 0.4162 0.2543
0.95 186.0 0.2065 0.3571
0.95 270.0 0.7043 0.2036
-0.05 42.0 0.2141 0.2858
0.45 282.0 -0.1898 0.2636
0.55 282.0 -0.2607 0.2394
0.55 294.0 -0.1135 0.2563
0.65 258.0 -0.5173 0.1761
0.65 270.0 -0.008 0.2468
0.65 282.0 -0.0149 0.2153
0.65 294.0 0.27 0.2475
0.75 114.0 0.389 0.2465
0.75 126.0 0.1968 0.2776
0.75 246.0 -0.0629 0.2591
0.75 258.0 -0.2148 0.2426
0.75 270.0 -0.141 0.1879
0.75 282.0 -0.3885 0.21
0.75 294.0 0.1341 0.2299
0.75 306.0 0.3773 0.2646
0.85 90.0 -0.2886 0.2276
0.85 102.0 0.1382 0.2142
0.85 114.0 -0.3747 0.1985
0.85 126.0 0.1591 0.2077
0.85 138.0 -0.4729 0.1964
0.85 150.0 0.3632 0.2277
0.85 258.0 -0.0798 0.2279
0.85 270.0 0.2495 0.1866
0.85 282.0 0.0153 0.2083
0.85 294.0 -0.1595 0.1963
0.95 102.0 -0.3971 0.2366
0.95 114.0 0.3279 0.2268
0.95 126.0 0.2934 0.1886
0.95 138.0 0.4174 0.2704
0.95 150.0 0.353 0.2133
0.95 162.0 -0.0881 0.2306
0.95 174.0 -0.3172 0.2559
0.95 186.0 -0.2381 0.264
0.95 198.0 0.7511 0.2217
0.95 258.0 -0.2287 0.2665