CLAS Physics Database

Measurement E151M262

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: 0.2949
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] AUL uncertainty
0.55 246.0 0.3914 0.5851
0.55 258.0 0.3896 0.3512
0.55 270.0 -0.2949 0.3418
0.65 246.0 0.2933 0.6919
0.65 258.0 -0.0825 0.5151
0.65 270.0 0.5985 0.5999
0.65 282.0 0.134 0.7064
0.75 114.0 -0.034 0.8863
0.75 126.0 1.0376 0.8291
0.75 138.0 -0.2834 0.671
0.75 234.0 -0.2448 0.5101
0.75 246.0 -0.6063 0.3611
0.75 258.0 0.1902 0.4794
0.75 270.0 0.5194 0.5437
0.75 282.0 -0.4049 0.4771
0.85 102.0 0.8223 1.0173
0.85 114.0 -0.4614 0.4748
0.85 126.0 -0.8433 0.3763
0.85 138.0 0.3398 0.561
0.85 150.0 0.7422 0.8245
0.85 162.0 -0.0224 0.6481
0.85 174.0 -0.2221 0.5812
0.85 186.0 -0.2737 0.6983
0.85 234.0 -0.367 0.458
0.85 246.0 0.4586 0.5873
0.85 258.0 0.0695 0.4645
0.85 270.0 0.7876 0.5534
0.85 282.0 -0.6112 0.3413
0.85 294.0 0.2763 0.7606
0.95 90.0 0.4645 0.9092
0.95 114.0 -0.7756 0.4619
0.95 126.0 -0.3252 0.5626
0.95 138.0 -0.0701 0.7376
0.95 150.0 -1.3752 0.2079
0.95 162.0 -0.6556 0.4626
0.95 174.0 0.254 0.7326
0.95 186.0 -0.5583 0.5143
0.95 246.0 0.549 0.6482
0.95 258.0 1.6441 1.6441
0.95 270.0 -0.4206 0.4336
0.95 282.0 0.3356 0.7901
0.55 282.0 -0.0918 0.5453
0.65 126.0 -1.0688 0.5652
0.65 234.0 0.0031 0.543
0.65 246.0 0.4108 0.4564
0.65 258.0 -0.3054 0.3316
0.65 270.0 0.3568 0.3618
0.65 282.0 0.143 0.5137
0.75 114.0 0.0342 0.4339
0.75 126.0 0.4634 0.3795
0.75 138.0 -0.1217 0.4654
0.75 222.0 -0.0209 0.4658
0.75 234.0 -0.3239 0.3726
0.75 246.0 0.1261 0.36
0.75 258.0 0.2725 0.3526
0.75 270.0 0.2401 0.3202
0.75 282.0 0.3469 0.3843
0.75 294.0 -0.1028 0.5241
0.85 102.0 -0.3188 0.55
0.85 114.0 -0.2372 0.4277
0.85 126.0 0.1624 0.3821
0.85 138.0 0.2744 0.3996
0.85 150.0 0.3349 0.4088
0.85 162.0 0.1539 0.4262
0.85 174.0 -0.3896 0.5181
0.85 186.0 -0.9955 0.401
0.85 234.0 -0.3377 0.4032
0.85 246.0 -0.2643 0.3236
0.85 258.0 -0.0984 0.3783
0.85 270.0 -0.6235 0.3017
0.85 282.0 -0.0865 0.306
0.85 294.0 0.1932 0.5024
0.95 90.0 -0.3707 0.4418
0.95 102.0 0.4365 0.4339
0.95 114.0 0.2979 0.4596
0.95 126.0 -0.0088 0.4007
0.95 138.0 -0.1798 0.4924
0.95 150.0 -0.6811 0.3791
0.95 174.0 0.2678 0.4484
0.95 186.0 0.168 0.4823
0.95 234.0 -0.3171 0.3701
0.95 246.0 0.1511 0.3538
0.95 258.0 -0.0615 0.3896
0.95 270.0 -0.0914 0.3244