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Measurement E151M1631

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Experiment: EG4, 2016

Spokespersons: Xiaochao Zheng

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).

No publications available for this experiment

Quantity measured: ALL,

Beam: e, polarization: longitudinal
Target: p (Z=1, A=1), polarization: longitudinal
Final state: π+n, polarization: none

Q2 : 0.0291 GeV2
W : 1535 GeV
ε : 0.6788
Ebeam : 1.3383 GeV
εL: 0.0308 

Select data slice:
cos(θπ+) =
Observable quantity measured (Y axis): ALL,
Plot measurement data

Parameter (X axis): φ(π+), degrees

Click here to get data in text file, delimited with tabs.

Measured data:

cos(θπ+) φ(π+),
degrees 		ALL Stat. error Syst. error
0.45 18 -2.2209 0.8263 0.1326
0.45 30 -1.2817 1.0663 0.0803
0.45 42 1.3886 0.9265 0.0861
0.45 210 1.1966 0.9332 0.0758
0.45 222 -1.0546 1.2108 0.0683
0.45 234 -0.8991 1.0389 0.0603
0.55 138 -2.9242 2.9242 0.1727
0.55 150 0.7699 1.1841 0.0539
0.55 210 -0.1986 1.046 0.0321
0.55 222 -2.1772 0.5756 0.1301
0.55 234 -0.3485 0.9003 0.0362
0.55 246 0.0228 1.2351 0.03
0.65 138 0.5058 1.1907 0.042
0.65 162 -2.1474 0.739 0.1284
0.65 210 -0.668 0.9832 0.0491
0.65 222 -0.9124 0.7725 0.0609
0.65 234 0.4763 0.8976 0.0408
0.65 246 1.2425 0.8915 0.0782
0.75 162 0.2304 1.0406 0.0329
0.75 210 1.925 0.8845 0.1159
0.75 222 -1.0172 1.0432 0.0663
0.75 234 -1.4974 0.8224 0.0921
0.75 246 0.0904 0.9716 0.0305
0.85 210 -0.8041 1.0957 0.0556
0.85 222 0.532 0.907 0.0431
0.85 234 -0.6393 0.7972 0.0478
0.85 246 -1.3848 1.0015 0.0859
0.95 234 -0.3604 0.9236 0.0366
0.35 42 -1.0718 0.9017 0.0709
0.45 30 -0.2968 0.7846 0.0349
0.45 42 -0.9155 0.9112 0.0625
0.45 222 -3.0824 3.0824 0.1872
0.55 138 -0.6532 0.7498 0.0493
0.55 150 -0.9369 0.7436 0.0637
0.55 234 0.1026 0.8097 0.0306
0.65 138 0.5265 0.7144 0.0435
0.65 150 0.1715 0.8317 0.0317
0.65 162 0.3201 0.9338 0.0356
0.65 210 -0.9827 0.7992 0.0661
0.65 222 0.2316 0.8333 0.0331
0.65 234 1.1079 0.792 0.0729
0.65 246 0.515 0.8227 0.043
0.75 150 0.2107 0.8747 0.0325
0.75 162 -1.3348 0.8489 0.0854
0.75 210 -0.6611 0.8555 0.0497
0.75 222 -1.6211 0.7688 0.1017
0.75 234 -0.8977 0.8035 0.0616
0.75 246 -0.1886 0.8334 0.0321
0.85 138 0.5391 0.9123 0.0441
0.85 150 -0.7709 0.8453 0.0551
0.85 210 -0.5951 0.9152 0.0466
0.85 222 -1.1621 0.776 0.0758
0.85 234 -0.3341 0.8016 0.0361