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Measurement E151M1852

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: ALL
εL: 0.1401
Q2: 0.1205 GeV2
W: 1535.0 GeV
Ebeam: 1.9889 GeV
ε: 0.8411

Slice: cos(θπ+) =

Measurement data
cos(θπ+) φ(π+), [deg] ALL uncertainty syst. uncert.
0.25 66.0 0.6086 0.8928 0.0475
0.25 78.0 -0.0002 0.9075 0.03
0.25 294.0 1.7235 0.8205 0.1087
0.35 66.0 -1.7621 0.8411 0.1109
0.35 282.0 -0.5997 0.7139 0.0471
0.45 78.0 0.4871 0.8041 0.0421
0.45 114.0 0.7928 0.7871 0.0566
0.45 270.0 0.516 0.7298 0.0433
0.45 282.0 -0.0134 0.6954 0.03
0.45 294.0 -0.0471 0.842 0.0301
0.55 114.0 -0.0149 0.7911 0.03
0.55 234.0 -0.4201 0.7813 0.0393
0.55 246.0 0.8042 0.8265 0.0572
0.55 270.0 -1.5992 0.8303 0.1014
0.55 282.0 -0.286 0.8048 0.0346
0.65 66.0 -0.6888 0.7598 0.0514
0.65 102.0 -0.373 0.8267 0.0376
0.65 114.0 -1.3636 0.6737 0.0879
0.65 126.0 -1.3462 0.6833 0.0869
0.65 138.0 -0.2837 0.9416 0.0346
0.65 150.0 -0.5093 0.9348 0.043
0.65 198.0 1.1238 0.8965 0.0744
0.65 210.0 0.5806 0.8787 0.0462
0.65 222.0 -0.5266 0.7384 0.0438
0.65 234.0 0.969 0.6301 0.0659
0.65 246.0 -0.0097 0.8572 0.03
0.65 294.0 0.8636 0.7309 0.0603
0.75 102.0 0.0648 0.9274 0.0303
0.75 114.0 -0.25 0.7353 0.0336
0.75 126.0 -0.8639 0.7077 0.0603
0.75 138.0 0.0439 0.678 0.0301
0.75 150.0 0.7684 0.9025 0.0554
0.75 198.0 0.899 0.7291 0.0622
0.75 210.0 -0.8607 0.6464 0.0602
0.75 222.0 -1.1107 0.5734 0.0737
0.75 234.0 -0.8195 0.5645 0.058
0.75 246.0 0.4186 0.7818 0.0393
0.75 258.0 -0.1166 0.8456 0.0308
0.75 282.0 0.6479 0.8359 0.0494
0.75 294.0 -1.0569 0.7438 0.0707
0.85 90.0 0.9154 0.5996 0.0631
0.85 102.0 -1.4084 0.7667 0.0905
0.85 138.0 0.0071 0.9079 0.03
0.85 198.0 -0.8812 0.7599 0.0612
0.85 210.0 0.0959 0.663 0.0306
0.85 222.0 1.1327 0.6971 0.0749
0.85 234.0 1.1679 0.5621 0.0769
0.85 246.0 -0.7655 0.5659 0.0552
0.85 258.0 0.5409 0.7363 0.0444
0.85 270.0 -0.6345 0.8037 0.0488
0.95 102.0 1.1171 0.7186 0.074
0.95 114.0 1.4457 0.6267 0.0926
0.95 198.0 0.3674 0.8411 0.0374
0.95 210.0 -0.9144 0.721 0.063
0.95 222.0 -0.3597 0.6351 0.0371
0.95 234.0 -0.7821 0.5728 0.0561
0.95 246.0 0.3893 0.6192 0.0382
0.95 258.0 0.1352 0.5888 0.0311
Created in SINP MSU, CLAS Collaboration