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Measurement E151M1577

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: ALL
εL: 0.0737
Q2: 0.0415 GeV2
W: 1445.0 GeV
Ebeam: 1.3383 GeV
ε: 0.786

Slice: cos(θπ+) =

Measurement data
cos(θπ+) φ(π+), [deg] ALL uncertainty
0.25 42.0 -0.2265 0.7127
0.35 30.0 -1.4894 0.8935
0.35 42.0 0.173 0.6922
0.45 18.0 1.0553 0.6757
0.45 30.0 -0.1789 0.6388
0.45 42.0 1.1379 1.0006
0.55 138.0 -0.3827 1.0442
0.55 222.0 -0.1097 0.8674
0.55 234.0 -0.0159 1.0047
0.55 246.0 2.9676 2.9676
0.65 126.0 -2.3385 0.6965
0.65 138.0 -1.2711 0.9451
0.65 150.0 0.4275 1.1218
0.65 162.0 1.2644 0.9671
0.65 210.0 -0.2575 1.0076
0.65 222.0 -0.4745 0.9136
0.65 234.0 -0.2493 0.6508
0.65 246.0 0.5716 0.769
0.65 258.0 -0.7544 1.1377
0.75 126.0 -2.0858 0.6294
0.75 138.0 -1.194 0.9834
0.75 150.0 -0.3724 1.1927
0.75 162.0 0.8997 1.1171
0.75 210.0 -0.4371 1.0577
0.75 222.0 -0.1171 0.8581
0.75 234.0 0.7204 0.7555
0.75 246.0 -1.6518 0.6514
0.75 258.0 -0.1922 0.8111
0.85 114.0 -0.877 1.1356
0.85 126.0 1.6454 0.9138
0.85 210.0 1.2541 0.9423
0.85 222.0 -0.2339 0.7905
0.85 234.0 -0.5876 0.7905
0.85 246.0 1.0209 0.5744
0.85 258.0 0.9118 0.8799
0.95 222.0 0.9058 0.8044
0.95 258.0 0.0983 0.7546
0.45 246.0 -1.4616 0.8697
0.55 138.0 1.3358 0.7877
0.55 150.0 0.5997 0.8438
0.55 222.0 -0.0244 0.7624
0.55 234.0 -0.5593 0.7466
0.55 246.0 0.0701 0.6665
0.65 114.0 0.3314 0.8601
0.65 126.0 0.4127 0.76
0.65 138.0 -0.1143 0.6487
0.65 150.0 -0.1113 0.6808
0.65 162.0 -0.245 0.7262
0.65 222.0 -0.8215 0.6157
0.65 234.0 -0.4095 0.615
0.65 246.0 1.7023 0.6391
0.65 258.0 0.0868 0.8582
0.75 126.0 0.0275 0.6442
0.75 138.0 -0.3072 0.6509
0.75 150.0 -0.8831 0.6855
0.75 174.0 -0.2417 1.0049
0.75 210.0 -0.6832 0.7973
0.75 222.0 -0.9831 0.6112
0.75 234.0 -0.4477 0.5982
0.75 246.0 0.21 0.621
0.75 258.0 0.097 0.6199
0.85 114.0 0.8795 0.9184
0.85 210.0 0.4584 0.8255
0.85 222.0 -0.8154 0.7129
0.85 234.0 0.1984 0.6712
0.85 246.0 0.3683 0.6478
0.85 258.0 -1.2459 0.6313
0.85 270.0 -1.7388 0.7442
0.95 126.0 0.5952 0.6464
0.95 234.0 -0.9953 0.712
0.95 246.0 -0.3094 0.6644
0.95 258.0 0.464 0.6964
Created in SINP MSU, CLAS Collaboration