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Measurement E151M3296

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: 0.2198
Q2: 0.1715 GeV2
W: 1505.0 GeV
Ebeam: 2.2596 GeV
ε: 0.8813

Slice: cos(θπ+) =

Measurement data
cos(θπ+) φ(π+), [deg] ALU uncertainty syst. uncert.
0.25 66.0 0.0383 0.2559 0.03
0.35 294.0 0.0553 0.2347 0.03
0.55 102.0 0.6452 0.1947 0.0327
0.55 114.0 -0.1654 0.2595 0.0302
0.65 102.0 -0.2543 0.2153 0.0304
0.65 114.0 0.2598 0.2243 0.0304
0.65 126.0 -0.2625 0.2412 0.0305
0.65 246.0 0.0554 0.2564 0.03
0.65 294.0 -0.4888 0.2271 0.0316
0.75 102.0 0.3705 0.2024 0.0309
0.75 114.0 -0.1214 0.2324 0.0301
0.75 126.0 -0.2076 0.2578 0.0303
0.75 198.0 0.349 0.2473 0.0308
0.75 222.0 -0.0995 0.247 0.0301
0.75 234.0 0.339 0.2405 0.0308
0.75 246.0 -0.1613 0.257 0.0302
0.75 258.0 -0.0253 0.2658 0.03
0.75 294.0 0.3198 0.2366 0.0307
0.85 78.0 -0.046 0.2636 0.03
0.85 102.0 -0.3047 0.2305 0.0306
0.85 126.0 -0.1766 0.2329 0.0302
0.85 138.0 -0.2931 0.2377 0.0306
0.85 210.0 0.2927 0.2542 0.0306
0.85 234.0 -0.1876 0.22 0.0302
0.85 246.0 0.2299 0.2239 0.0304
0.85 258.0 0.1282 0.2439 0.0301
0.85 270.0 0.3111 0.2474 0.0306
0.95 246.0 -0.087 0.2487 0.0301
0.95 258.0 -0.0343 0.2212 0.03
0.95 270.0 -0.0012 0.2544 0.03
0.95 282.0 0.4599 0.2167 0.0314
0.25 294.0 0.0712 0.2652 0.03
0.35 66.0 0.1758 0.2477 0.0302
0.35 282.0 0.0521 0.2549 0.03
0.45 282.0 -0.0144 0.234 0.03
0.45 294.0 -0.2424 0.2423 0.0304
0.55 114.0 -0.6449 0.1988 0.0327
0.65 102.0 0.0899 0.2412 0.0301
0.65 114.0 0.1351 0.2373 0.0301
0.65 234.0 0.0308 0.2425 0.03
0.75 102.0 -0.084 0.2318 0.03
0.75 114.0 0.3195 0.2247 0.0307
0.75 126.0 0.0353 0.2451 0.03
0.75 222.0 -0.0315 0.2127 0.03
0.75 234.0 -0.1734 0.2629 0.0302
0.75 246.0 -0.0303 0.2511 0.03
0.85 78.0 -0.1708 0.1995 0.0302
0.85 114.0 -0.0764 0.2616 0.03
0.85 126.0 0.2223 0.2254 0.0303
0.85 222.0 0.0721 0.2404 0.03
0.85 234.0 0.197 0.2009 0.0303
0.85 246.0 0.0373 0.2205 0.03
0.85 258.0 -0.0404 0.2539 0.03
0.95 246.0 0.0859 0.2434 0.03
0.95 270.0 -0.4515 0.2108 0.0313
0.95 282.0 -0.2812 0.2376 0.0305
Created in SINP MSU, CLAS Collaboration