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Measurement E151M15

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: 0.6763
Q2: 0.101 GeV2
W: 1205.0 GeV
Ebeam: 1.0539 GeV
ε: 0.8605

Slice: cos(θπ+) =

Measurement data
cos(θπ+) φ(π+), [deg] AUL uncertainty syst. uncert.
0.35 282.0 -0.7256 0.3827 0.0878
0.35 294.0 -0.0163 0.4378 0.0301
0.45 270.0 0.1855 0.4666 0.0367
0.45 282.0 0.5171 0.3947 0.066
0.45 294.0 0.6819 0.5094 0.0832
0.55 270.0 -0.1156 0.3671 0.0328
0.55 282.0 0.4156 0.3605 0.056
0.55 294.0 0.0138 0.4284 0.03
0.65 258.0 -0.0932 0.4163 0.0318
0.65 270.0 0.3224 0.3634 0.0474
0.65 282.0 0.0899 0.3031 0.0317
0.75 270.0 -0.2094 0.4031 0.0383
0.75 282.0 0.501 0.4012 0.0644
0.75 294.0 -0.0774 0.438 0.0313
0.85 138.0 0.1439 0.5385 0.0342
0.85 150.0 0.0932 0.4639 0.0318
0.85 162.0 0.9368 0.432 0.1107
0.85 186.0 0.4988 0.524 0.0642
0.85 198.0 0.2105 0.4833 0.0384
0.85 210.0 -0.1011 0.4342 0.0321
0.85 222.0 0.339 0.4254 0.0489
0.95 126.0 0.8089 0.3856 0.0968
0.95 138.0 -0.3252 0.2878 0.0476
0.95 150.0 0.1544 0.3131 0.0348
0.95 162.0 0.1437 0.3461 0.0342
0.95 174.0 -0.2749 0.3119 0.0433
0.95 186.0 0.0563 0.3175 0.0307
0.95 198.0 0.1856 0.3919 0.0367
0.95 210.0 0.67 0.3795 0.0819
0.95 222.0 0.3161 0.378 0.0468
0.95 234.0 -0.8025 0.2839 0.0961
Created in SINP MSU, CLAS Collaboration