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Measurement E151M2718

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: ALU
εL: 0.0812
Q2: 0.0205 GeV2
W: 1325.0 GeV
Ebeam: 1.3383 GeV
ε: 0.9023

Slice: cos(θπ+) =

Measurement data
cos(θπ+) φ(π+), [deg] ALU uncertainty
0.25 30.0 -0.0652 0.3927
0.25 42.0 -0.241 0.1921
0.25 54.0 -0.6417 0.1347
0.35 30.0 -0.002 0.3785
0.35 42.0 0.2257 0.1627
0.45 30.0 -0.0068 0.3453
0.45 42.0 0.1853 0.3601
0.55 30.0 -0.0878 0.4039
0.55 42.0 0.4338 0.3217
0.55 234.0 -0.0312 0.294
0.55 246.0 -0.2059 0.2919
0.55 258.0 0.1662 0.3331
0.65 126.0 0.419 0.2454
0.65 138.0 0.0392 0.2706
0.65 150.0 -0.3156 0.3071
0.65 210.0 -0.1406 0.3391
0.65 222.0 -0.0162 0.272
0.65 234.0 -0.1189 0.2556
0.65 246.0 0.2473 0.206
0.65 258.0 0.5363 0.2167
0.65 270.0 0.0963 0.329
0.75 126.0 0.3505 0.2628
0.75 138.0 0.1759 0.2625
0.75 150.0 -0.2092 0.2571
0.75 162.0 -0.0958 0.323
0.75 174.0 0.1962 0.3872
0.75 210.0 0.2888 0.2995
0.75 222.0 -0.0967 0.2578
0.75 234.0 0.1925 0.207
0.75 246.0 0.012 0.2377
0.75 258.0 -0.3053 0.2099
0.75 270.0 0.1255 0.3193
0.85 126.0 0.0878 0.3735
0.85 138.0 0.0387 0.3669
0.85 150.0 -0.5052 0.3021
0.85 210.0 -0.0491 0.3364
0.85 222.0 0.2482 0.2352
0.85 234.0 -0.2665 0.2288
0.85 246.0 -0.0327 0.2379
0.85 258.0 0.3362 0.2186
0.85 270.0 0.1355 0.3545
0.95 234.0 -0.2646 0.4313
0.95 246.0 -0.0201 0.3575
0.35 54.0 0.285 0.2337
0.45 30.0 -0.0003 0.2374
0.45 42.0 0.0715 0.2457
0.55 138.0 0.4683 0.2601
0.55 234.0 0.0641 0.2151
0.55 246.0 -0.0574 0.1971
0.55 258.0 0.0652 0.2104
0.65 126.0 -0.1324 0.2324
0.65 138.0 0.3006 0.2028
0.65 150.0 0.283 0.22
0.65 162.0 -0.2325 0.2333
0.65 210.0 1.035 1.035
0.65 222.0 0.0503 0.1762
0.65 234.0 -0.2693 0.1617
0.65 246.0 0.1989 0.1511
0.65 258.0 -0.0088 0.1561
0.75 114.0 -0.4637 0.2316
0.75 126.0 -0.0041 0.1785
0.75 138.0 -0.1187 0.1693
0.75 150.0 0.1246 0.2116
0.75 162.0 0.0301 0.1855
0.75 198.0 0.3052 0.2567
0.75 210.0 -0.4101 0.2123
0.75 222.0 -0.1808 0.1931
0.75 234.0 -0.3128 0.1471
0.75 246.0 -0.1567 0.1442
0.75 258.0 -0.3338 0.1565
0.75 270.0 0.1363 0.2116
0.85 126.0 0.1981 0.2418
0.85 138.0 0.1976 0.2259
0.85 150.0 0.1284 0.2103
0.85 162.0 -0.3092 0.2306
0.85 174.0 0.1152 0.2659
0.85 198.0 -0.0976 0.28
0.85 210.0 0.0289 0.2797
0.85 222.0 0.2373 0.1868
0.85 234.0 0.0535 0.1566
0.85 246.0 -0.1173 0.141
0.85 258.0 -0.1364 0.1562
0.85 270.0 -0.0629 0.2014
0.95 234.0 -0.2553 0.2545
0.95 246.0 -0.631 0.2347
Created in SINP MSU, CLAS Collaboration