CLAS Physics Database

Measurement E151M862

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: 0.109
Q2: 0.0844 GeV2
W: 1535.0 GeV
Ebeam: 2.2596 GeV
ε: 0.8921

Slice: cos(θπ+) =

Measurement data
cos(θπ+) φ(π+), [deg] AUL uncertainty syst. uncert.
0.25 78.0 0.1025 0.6204 0.0307
0.25 282.0 0.0002 0.4854 0.03
0.25 294.0 0.2309 0.4881 0.0349
0.35 66.0 -0.2317 0.4467 0.0343
0.35 78.0 -0.4169 0.4661 0.0466
0.35 270.0 -0.2634 0.5407 0.0346
0.35 282.0 0.5651 0.421 0.0527
0.45 66.0 0.5528 0.9549 0.0592
0.45 78.0 1.0634 0.8102 0.1026
0.45 102.0 1.048 1.0208 0.1013
0.45 258.0 0.4143 0.8181 0.0486
0.45 270.0 0.2781 0.7788 0.0395
0.45 282.0 0.758 0.5939 0.0761
0.45 294.0 0.1682 0.7258 0.0338
0.55 102.0 0.3896 0.9164 0.0468
0.55 114.0 -0.9449 0.6847 0.0922
0.55 126.0 0.0004 0.8691 0.03
0.55 138.0 -1.187 0.8027 0.1136
0.55 258.0 -1.2731 0.6597 0.1213
0.55 270.0 0.7214 0.672 0.073
0.55 282.0 1.1212 0.706 0.1077
0.65 66.0 -1.1211 0.7304 0.1077
0.65 78.0 -0.1128 0.9264 0.0318
0.65 102.0 0.942 1.0449 0.092
0.65 114.0 -1.2135 0.8489 0.1159
0.65 126.0 -1.0913 0.6572 0.1051
0.65 138.0 -0.7091 0.8789 0.072
0.65 210.0 -0.0789 0.7353 0.0309
0.65 222.0 1.104 0.6785 0.1062
0.65 234.0 0.9007 0.7164 0.0884
0.65 246.0 0.2211 0.8402 0.0363
0.65 258.0 0.3989 0.8181 0.0475
0.65 270.0 2.3476 0.8052 0.2187
0.65 294.0 -1.4263 0.6368 0.135
0.75 66.0 -1.292 0.8261 0.123
0.75 114.0 0.213 0.7714 0.0359
0.75 126.0 -1.1179 0.7301 0.1074
0.75 138.0 -1.6996 0.6352 0.1597
0.75 150.0 -0.6377 0.9276 0.0661
0.75 198.0 1.0263 0.9089 0.0994
0.75 210.0 0.6159 0.938 0.0643
0.75 222.0 0.0058 0.7321 0.03
0.75 234.0 -1.1913 0.554 0.114
0.75 246.0 -1.0809 0.5811 0.1042
0.75 282.0 0.8014 0.6966 0.0798
0.75 294.0 -0.007 0.6583 0.03
0.85 90.0 -1.3653 0.8007 0.1295
0.85 102.0 -1.0201 0.9108 0.0988
0.85 126.0 0.9486 1.2913 0.0925
0.85 210.0 1.1446 0.8972 0.1098
0.85 222.0 -0.1026 0.7268 0.0315
0.85 234.0 1.0005 0.9237 0.0971
0.85 246.0 -0.2535 0.8168 0.038
0.85 258.0 -0.2059 0.8476 0.0355
0.95 234.0 2.9881 3.0205 0.2774
0.95 246.0 -0.0158 2.5611 0.03
0.35 294.0 0.9151 0.7231 0.0671
0.45 78.0 -0.1112 0.5895 0.0309
0.45 270.0 -0.1225 0.6896 0.0311
0.45 282.0 0.444 0.564 0.0418
0.45 294.0 0.2795 0.6344 0.0352
0.55 78.0 -0.2403 0.6338 0.0339
0.55 90.0 -1.2738 0.577 0.0888
0.55 114.0 -0.2763 0.5997 0.0351
0.55 126.0 -0.5473 0.6043 0.0468
0.55 138.0 -1.4881 0.596 0.1022
0.55 222.0 0.2644 0.837 0.0347
0.55 270.0 0.7466 0.5416 0.0574
0.55 282.0 -0.104 0.543 0.0308
0.65 114.0 -1.0289 0.5046 0.0739
0.65 126.0 -0.5565 0.5946 0.0473
0.65 138.0 -0.2043 0.6942 0.0329
0.65 198.0 -0.5823 0.7776 0.0486
0.65 222.0 1.1995 0.6806 0.0842
0.65 234.0 -0.1451 0.5499 0.0315
0.65 246.0 0.55 0.725 0.0469
0.65 258.0 0.7056 0.6696 0.0552
0.65 282.0 0.9402 0.7211 0.0686
0.65 294.0 -0.526 0.5191 0.0457
0.75 102.0 0.0615 0.7099 0.0303
0.75 114.0 0.5153 0.6903 0.0452
0.75 126.0 0.6441 0.6245 0.0518
0.75 138.0 0.1407 0.6392 0.0314
0.75 150.0 -2.3463 0.4678 0.1569
0.75 198.0 0.3178 0.8106 0.0365
0.75 210.0 1.0699 0.7118 0.0764
0.75 222.0 0.0205 0.685 0.03
0.75 234.0 -0.2261 0.5825 0.0335
0.75 246.0 0.1743 0.6276 0.0321
0.75 258.0 0.779 0.7596 0.0593
0.75 282.0 0.3504 0.5708 0.0378
0.75 294.0 0.4866 0.6822 0.0438
0.85 90.0 0.2367 0.5784 0.0338
0.85 102.0 -1.146 0.559 0.081
0.85 138.0 -0.5709 0.7642 0.048
0.85 210.0 1.9894 0.8587 0.1339
0.85 222.0 0.4178 0.6847 0.0406
0.85 234.0 0.9621 0.6751 0.0699
0.85 246.0 1.1126 0.7372 0.0789
0.85 258.0 0.92 0.7737 0.0674
0.95 222.0 0.9939 1.1684 0.0718
0.95 234.0 0.4771 1.2617 0.0434
0.95 246.0 1.3391 1.2803 0.0929
0.95 258.0 0.8904 1.1078 0.0657