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Measurement E151M548

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: 0.1382
Q2: 0.0496 GeV2
W: 1385.0 GeV
Ebeam: 1.9889 GeV
ε: 0.9354

Slice: cos(θπ+) =

Measurement data
cos(θπ+) φ(π+), [deg] AUL uncertainty
0.15 30.0 2.0755 0.6274
0.15 42.0 0.4872 0.688
0.15 318.0 -0.6955 0.5767
0.15 342.0 -0.2024 0.5389
0.25 54.0 0.732 0.7425
0.25 66.0 -0.3137 0.4775
0.25 78.0 0.5606 0.5817
0.25 282.0 1.2394 0.6657
0.25 294.0 0.0642 0.4811
0.25 306.0 0.9389 0.5003
0.25 342.0 -1.4696 0.4285
0.35 18.0 1.0953 0.7269
0.35 30.0 -0.142 0.5905
0.35 66.0 0.6471 0.4215
0.35 78.0 -0.1012 0.3688
0.35 90.0 -0.2323 0.5336
0.35 270.0 0.0236 0.6202
0.35 282.0 -0.31 0.3557
0.35 294.0 0.0466 0.3403
0.35 306.0 -0.8429 0.3924
0.35 330.0 -0.4308 0.5549
0.45 66.0 0.3939 0.4247
0.45 78.0 0.0512 0.3243
0.45 90.0 0.0678 0.4054
0.45 102.0 0.3536 0.6801
0.45 258.0 -0.0473 0.673
0.45 270.0 0.6599 0.4219
0.45 282.0 0.8231 0.3582
0.45 294.0 -0.151 0.3283
0.45 306.0 -0.9056 0.366
0.55 66.0 -0.3645 0.4581
0.55 78.0 0.5616 0.3637
0.55 90.0 0.286 0.4141
0.55 102.0 0.5193 0.6186
0.55 114.0 0.1814 0.4752
0.55 126.0 -0.249 0.5236
0.55 234.0 0.9719 0.7435
0.55 246.0 0.0803 0.5625
0.55 258.0 -0.763 0.4004
0.55 270.0 0.2746 0.4096
0.55 282.0 -0.0593 0.3237
0.55 294.0 -0.0716 0.3905
0.65 66.0 -0.2098 0.425
0.65 78.0 0.8223 0.4847
0.65 90.0 0.6609 0.5241
0.65 102.0 0.0756 0.432
0.65 114.0 -0.287 0.4106
0.65 126.0 0.0153 0.384
0.65 138.0 -0.4094 0.4016
0.65 150.0 -0.1109 0.5557
0.65 210.0 0.6485 0.7419
0.65 222.0 0.3914 0.4727
0.65 234.0 0.2632 0.4326
0.65 246.0 -0.1356 0.4016
0.65 258.0 -0.1673 0.3952
0.65 270.0 -0.0361 0.3832
0.65 282.0 -0.3388 0.4736
0.65 294.0 0.185 0.5674
0.65 306.0 -1.0486 0.4716
0.75 78.0 -0.2761 0.4888
0.75 90.0 1.0823 0.6269
0.75 102.0 -0.2307 0.395
0.75 114.0 0.4364 0.3728
0.75 126.0 -0.1284 0.3018
0.75 138.0 -0.0483 0.3912
0.75 150.0 -0.1666 0.4344
0.75 162.0 0.4201 0.6535
0.75 186.0 -0.4665 0.6742
0.75 198.0 1.0695 0.7338
0.75 210.0 -0.2504 0.4546
0.75 222.0 0.1752 0.3875
0.75 234.0 0.0533 0.3325
0.75 246.0 0.5962 0.365
0.75 258.0 -0.2936 0.3359
0.75 270.0 1.3758 0.5167
0.75 282.0 -0.1079 0.5151
0.85 90.0 -0.04 0.6487
0.85 102.0 -0.9901 0.4698
0.85 114.0 -0.9444 0.318
0.85 126.0 0.12 0.3797
0.85 138.0 -0.1837 0.3845
0.85 150.0 0.3354 0.4989
0.85 174.0 0.2927 0.696
0.85 198.0 -0.1206 0.6195
0.85 210.0 0.7742 0.5082
0.85 222.0 0.7307 0.399
0.85 234.0 -0.0268 0.3146
0.85 246.0 -0.2679 0.3522
0.85 258.0 -0.4114 0.3502
0.85 270.0 0.3999 0.5003
0.95 198.0 0.7366 0.6917
0.95 210.0 -0.3128 0.5979
0.95 222.0 -0.0492 0.4361
0.95 234.0 -0.15 0.474
0.95 246.0 -0.186 0.4044
0.95 258.0 0.2785 0.5538
Created in SINP MSU, CLAS Collaboration