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Measurement E151M1837

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: 0.161
Q2: 0.1205 GeV2
W: 1505.0 GeV
Ebeam: 1.9889 GeV
ε: 0.8592

Slice: cos(θπ+) =

Measurement data
cos(θπ+) φ(π+), [deg] ALL uncertainty syst. uncert.
0.25 54.0 -0.5082 0.7712 0.043
0.25 66.0 -0.0377 0.6867 0.0301
0.25 78.0 -1.4253 0.7277 0.0914
0.25 282.0 -1.26 0.5669 0.082
0.25 294.0 -0.1179 0.5934 0.0308
0.35 66.0 -0.1093 0.6147 0.0307
0.35 78.0 -0.2729 0.7256 0.0343
0.35 270.0 0.7669 0.736 0.0553
0.35 282.0 0.8692 0.5923 0.0606
0.35 294.0 0.1296 0.7386 0.031
0.45 78.0 -1.2793 0.6417 0.0831
0.45 90.0 0.5365 0.8479 0.0442
0.45 270.0 -0.2579 0.711 0.0338
0.45 282.0 -0.3547 0.569 0.0369
0.45 294.0 -1.2521 0.6584 0.0816
0.55 78.0 -1.3038 0.7059 0.0845
0.55 102.0 -0.4187 0.8084 0.0393
0.55 114.0 -0.2862 0.7299 0.0347
0.55 126.0 0.7027 0.7856 0.0521
0.55 234.0 0.4275 0.7194 0.0396
0.55 270.0 0.2051 0.7137 0.0325
0.55 282.0 1.0862 0.613 0.0723
0.55 306.0 -0.7849 0.7376 0.0562
0.65 102.0 0.228 0.8258 0.033
0.65 114.0 0.5754 0.5841 0.046
0.65 126.0 0.2829 0.7225 0.0346
0.65 138.0 0.6307 0.7261 0.0486
0.65 150.0 -0.9246 0.724 0.0636
0.65 210.0 0.0478 0.6871 0.0301
0.65 222.0 -0.1993 0.7103 0.0323
0.65 234.0 -0.2857 0.6238 0.0346
0.65 246.0 1.0234 0.6305 0.0689
0.65 258.0 0.3294 0.7696 0.036
0.65 270.0 1.586 0.6903 0.1007
0.65 294.0 -0.6689 0.6552 0.0504
0.65 306.0 0.09 0.7691 0.0305
0.75 102.0 1.1628 0.6342 0.0766
0.75 114.0 0.2432 0.5119 0.0334
0.75 126.0 0.577 0.5486 0.0461
0.75 138.0 -0.5925 0.6707 0.0468
0.75 150.0 -1.4535 0.7495 0.093
0.75 198.0 1.5246 0.5644 0.0971
0.75 210.0 0.0714 0.614 0.0303
0.75 222.0 0.3766 0.5798 0.0377
0.75 234.0 0.4197 0.5104 0.0393
0.75 246.0 0.0776 0.5263 0.0304
0.75 258.0 -0.232 0.6154 0.0331
0.75 294.0 0.0385 0.5846 0.0301
0.85 90.0 -0.0271 0.6131 0.03
0.85 102.0 0.139 0.8145 0.0312
0.85 114.0 1.2218 0.6334 0.0799
0.85 126.0 -0.9113 0.7167 0.0628
0.85 138.0 -0.4394 0.6656 0.0401
0.85 198.0 -0.0426 0.7475 0.0301
0.85 210.0 -0.4543 0.6595 0.0407
0.85 222.0 0.5548 0.5502 0.0451
0.85 234.0 0.1418 0.5223 0.0312
0.85 246.0 -0.1225 0.4229 0.0309
0.85 258.0 0.0022 0.5283 0.03
0.85 270.0 0.4202 0.724 0.0393
0.95 102.0 0.0097 0.5883 0.03
0.95 114.0 -0.2257 0.7273 0.033
0.95 222.0 0.7092 0.6727 0.0524
0.95 234.0 -0.3108 0.5854 0.0354
0.95 246.0 0.9982 0.4901 0.0675
0.95 258.0 0.2176 0.6195 0.0328
0.95 270.0 0.7249 0.5461 0.0532
Created in SINP MSU, CLAS Collaboration