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Measurement E151M221

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: 0.2909
Q2: 0.0415 GeV2
W: 1235.0 GeV
Ebeam: 1.3383 GeV
ε: 0.9364

Slice: cos(θπ+) =

Measurement data
cos(θπ+) φ(π+), [deg] AUL uncertainty syst. uncert.
0.15 42.0 0.399 0.4096 0.0399
0.25 30.0 0.8497 0.8543 0.0593
0.25 42.0 -0.4167 0.309 0.0454
0.25 54.0 0.4639 0.4231 0.0434
0.45 270.0 -0.5707 0.309 0.0486
0.45 282.0 0.0276 0.3396 0.0343
0.55 258.0 -0.3976 0.242 0.0387
0.55 270.0 0.1068 0.214 0.0316
0.55 282.0 0.3903 0.2947 0.0396
0.65 234.0 -0.4946 0.4806 0.0429
0.65 246.0 -0.0472 0.2462 0.0496
0.65 258.0 -0.1324 0.2066 0.0336
0.65 270.0 0.2035 0.2236 0.0325
0.65 282.0 0.123 0.2327 0.031
0.75 126.0 -0.0672 0.4026 0.0322
0.75 138.0 -0.2014 0.2956 0.038
0.75 150.0 -0.1358 0.4005 0.0465
0.75 162.0 -0.2749 0.3987 0.0534
0.75 222.0 0.3906 0.7228 0.0381
0.75 234.0 -0.5376 0.3357 0.0464
0.75 246.0 -0.1062 0.2208 0.0309
0.75 258.0 -0.135 0.1966 0.0311
0.75 270.0 0.1455 0.2172 0.0344
0.75 282.0 -0.2379 0.2309 0.0338
0.85 114.0 -0.0605 0.4284 0.0302
0.85 126.0 0.0089 0.3185 0.0304
0.85 138.0 -0.1862 0.242 0.0329
0.85 150.0 -0.2602 0.2637 0.0341
0.85 162.0 -0.2735 0.2498 0.0347
0.85 174.0 0.4025 0.2613 0.0397
0.85 186.0 -0.3817 0.2478 0.0472
0.85 198.0 0.0195 0.3256 0.0326
0.85 210.0 -0.6335 0.3152 0.0533
0.85 222.0 0.3212 0.3965 0.044
0.85 234.0 -0.2178 0.2889 0.0361
0.85 246.0 -0.4789 0.2272 0.0424
0.85 258.0 -0.4449 0.1817 0.0439
0.85 270.0 -0.2148 0.2248 0.0329
0.85 282.0 -0.0173 0.3806 0.0377
0.95 138.0 -0.5921 0.2682 0.047
0.95 150.0 -0.2342 0.2944 0.0333
0.95 162.0 0.1705 0.3087 0.0332
0.95 174.0 -0.2642 0.2886 0.0341
0.95 186.0 -0.2762 0.2899 0.0414
0.95 198.0 -0.34 0.4541 0.0363
0.95 210.0 -0.8566 0.3624 0.0609
Created in SINP MSU, CLAS Collaboration