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Measurement E151M77

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: 0.3438
Q2: 0.101 GeV2
W: 1295.0 GeV
Ebeam: 1.0539 GeV
ε: 0.7791

Slice: cos(θπ+) =

Measurement data
cos(θπ+) φ(π+), [deg] AUL uncertainty
0.15 42.0 -0.4143 0.691
0.35 42.0 1.0643 0.7888
0.45 270.0 1.4629 0.6913
0.45 282.0 -0.3015 0.6657
0.55 258.0 -0.7365 0.5292
0.55 270.0 0.6816 0.5105
0.55 282.0 -0.6183 0.4685
0.65 246.0 -1.1075 0.4174
0.65 258.0 0.6709 0.5292
0.65 270.0 -0.2991 0.4511
0.65 282.0 -0.6545 0.5071
0.65 294.0 -0.7302 0.6111
0.75 126.0 1.0575 0.7133
0.75 138.0 -0.3278 0.6082
0.75 150.0 0.2415 0.7383
0.75 234.0 -0.2718 0.6328
0.75 246.0 -0.4909 0.4312
0.75 258.0 0.0225 0.4491
0.75 270.0 -0.0768 0.4409
0.75 282.0 0.2931 0.5303
0.75 294.0 0.0035 0.5586
0.85 114.0 -0.4024 0.4911
0.85 126.0 -0.0088 0.5252
0.85 138.0 0.9669 0.4628
0.85 150.0 0.3586 0.4628
0.85 162.0 -1.1594 0.4421
0.85 174.0 -1.2115 0.5187
0.85 186.0 0.1377 0.5476
0.85 198.0 1.2696 0.6974
0.85 234.0 -0.6287 0.5418
0.85 246.0 -0.2813 0.5158
0.85 258.0 0.5517 0.4128
0.85 270.0 -0.268 0.3519
0.85 282.0 0.6252 0.4306
0.95 90.0 -0.5445 0.5195
0.95 102.0 0.5351 0.5952
0.95 114.0 -0.1938 0.5315
0.95 126.0 0.0781 0.5334
0.95 138.0 0.3714 0.5376
0.95 150.0 0.0126 0.5634
0.95 162.0 0.9073 0.622
0.95 174.0 0.1351 0.6024
0.95 186.0 0.8992 0.4543
0.95 198.0 0.7476 0.5724
0.95 258.0 0.2862 0.4951
0.95 270.0 -0.1661 0.5143
Created in SINP MSU, CLAS Collaboration