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Measurement E151M1148

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: AUL
εL: 0.0515
Q2: 0.0844 GeV2
W: 1745.0 GeV
Ebeam: 2.999 GeV
ε: 0.8761

Slice: cos(θπ+) =

Measurement data
cos(θπ+) φ(π+), [deg] AUL uncertainty syst. uncert.
0.35 78.0 0.7545 1.0201 0.0628
0.35 258.0 0.6126 0.9959 0.0539
0.35 282.0 -0.2555 0.8575 0.0353
0.45 114.0 -0.8958 0.8181 0.072
0.45 258.0 0.6633 0.8774 0.057
0.45 270.0 -0.243 0.7341 0.0349
0.55 102.0 0.1215 0.9753 0.0313
0.55 114.0 -0.3472 0.7215 0.0393
0.55 126.0 -1.7935 0.5532 0.1345
0.55 138.0 -0.9086 0.8268 0.0729
0.55 198.0 0.7261 0.9894 0.061
0.55 210.0 1.3249 0.8508 0.1014
0.55 258.0 1.6179 0.9493 0.122
0.55 270.0 -0.585 0.7014 0.0522
0.65 66.0 -0.6036 0.7814 0.0534
0.65 114.0 -1.1299 0.6304 0.0879
0.65 126.0 -1.3151 0.5847 0.1007
0.65 138.0 -2.4137 0.5062 0.179
0.65 174.0 -1.6597 0.6955 0.125
0.65 186.0 1.0158 0.9453 0.0801
0.65 198.0 0.1858 0.8 0.0329
0.65 210.0 1.124 0.8077 0.0875
0.65 222.0 0.8464 0.9397 0.0688
0.65 270.0 -1.0939 0.6416 0.0854
0.65 282.0 -0.4523 0.7217 0.0446
0.65 294.0 0.1292 0.9053 0.0315
0.75 54.0 -0.9315 0.7115 0.0744
0.75 90.0 -1.4981 0.6313 0.1135
0.75 102.0 -0.3401 0.6814 0.039
0.75 114.0 -0.8656 0.7959 0.07
0.75 126.0 -0.3409 0.9307 0.039
0.75 138.0 0.086 0.9414 0.0307
0.75 150.0 1.3131 1.0448 0.1005
0.75 174.0 -0.6602 0.8137 0.0568
0.75 186.0 -0.7874 0.6782 0.0649
0.75 198.0 1.5918 0.8224 0.1201
0.75 210.0 0.2034 0.6202 0.0335
0.75 222.0 -0.8425 0.5814 0.0685
0.75 234.0 0.3427 0.9302 0.0391
0.75 258.0 0.7201 0.9224 0.0606
0.75 270.0 -0.3187 0.6518 0.038
0.75 282.0 0.2281 0.5975 0.0343
0.75 294.0 -0.0037 0.8047 0.03
0.85 90.0 -1.0105 0.6095 0.0797
0.85 102.0 0.2207 0.5122 0.0341
0.85 114.0 -0.1843 0.6182 0.0329
0.85 126.0 0.0533 0.7925 0.0303
0.85 138.0 2.2436 1.0145 0.1667
0.85 162.0 -1.4367 0.7103 0.1092
0.85 174.0 -0.7056 0.6468 0.0597
0.85 186.0 -0.1941 0.5668 0.0332
0.85 198.0 0.0152 0.5911 0.03
0.85 210.0 0.0393 0.564 0.0301
0.85 222.0 -0.2614 0.6042 0.0356
0.85 234.0 -1.3112 0.5979 0.1004
0.85 270.0 1.3659 0.9641 0.1042
0.85 282.0 -0.4699 0.6409 0.0456
0.95 186.0 -0.1797 0.7774 0.0327
0.95 198.0 -0.567 0.6717 0.0512
0.95 210.0 -0.2306 0.7134 0.0344
0.95 222.0 -0.9773 0.6588 0.0775
0.95 234.0 1.5526 1.0015 0.1174
Created in SINP MSU, CLAS Collaboration