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Measurement E151M2599

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: 0.0628
Q2: 0.0348 GeV2
W: 1415.0 GeV
Ebeam: 1.0539 GeV
ε: 0.6858

Slice: cos(θπ+) =

Measurement data
cos(θπ+) φ(π+), [deg] ALU uncertainty syst. uncert.
0.25 42.0 -0.1332 0.1701 0.0301
0.25 54.0 -0.4059 0.1962 0.0311
0.35 30.0 0.0454 0.2361 0.03
0.35 42.0 0.2342 0.1739 0.0304
0.35 54.0 -0.2303 0.1634 0.0304
0.45 30.0 0.2816 0.2289 0.0305
0.45 42.0 -0.1263 0.1576 0.0301
0.45 54.0 0.0553 0.2019 0.03
0.45 234.0 -0.2321 0.2164 0.0304
0.45 246.0 0.2531 0.2188 0.0304
0.45 258.0 -0.1627 0.2403 0.0302
0.55 42.0 -0.2312 0.1901 0.0304
0.55 54.0 -0.3609 0.2101 0.0309
0.55 150.0 0.0213 0.2277 0.03
0.55 222.0 -0.1236 0.224 0.0301
0.55 234.0 -0.0106 0.1904 0.03
0.55 246.0 -0.3573 0.1661 0.0308
0.55 258.0 0.0421 0.1952 0.03
0.65 138.0 0.2538 0.2374 0.0304
0.65 150.0 -0.4904 0.1692 0.0316
0.65 162.0 -0.1118 0.2326 0.0301
0.65 222.0 0.1562 0.1867 0.0302
0.65 234.0 -0.1729 0.1342 0.0302
0.65 246.0 0.2253 0.1394 0.0303
0.65 258.0 -0.0714 0.1717 0.03
0.65 270.0 -0.0119 0.2608 0.03
0.75 138.0 0.381 0.1839 0.031
0.75 150.0 0.3737 0.1972 0.0309
0.75 162.0 -0.4283 0.2236 0.0312
0.75 174.0 -0.1487 0.2209 0.0301
0.75 210.0 -0.0331 0.2529 0.03
0.75 222.0 0.0167 0.199 0.03
0.75 234.0 -0.1739 0.1786 0.0302
0.75 246.0 -0.2667 0.1383 0.0305
0.75 258.0 -0.1651 0.1443 0.0302
0.75 270.0 0.2693 0.2041 0.0305
0.85 138.0 0.1582 0.2522 0.0302
0.85 150.0 -0.0064 0.2531 0.03
0.85 222.0 -0.5689 0.1957 0.0321
0.85 234.0 0.0242 0.1462 0.03
0.85 246.0 -0.1432 0.1446 0.0301
0.85 258.0 -0.1183 0.154 0.0301
0.85 270.0 0.0453 0.1962 0.03
0.95 138.0 -0.0595 0.2486 0.03
0.95 234.0 -0.2774 0.2366 0.0305
0.95 246.0 -0.275 0.2214 0.0305
0.95 258.0 -0.1827 0.2298 0.0302
Created in SINP MSU, CLAS Collaboration