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Measurement E151M1866

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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 : 0.101 GeV2
W : 1565 GeV
ε : 0.8288
Ebeam : 1.9889 GeV
εL: 0.1057 

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
0.35 294 -0.7789 0.9198 0.0559
0.45 78 0.6855 0.8252 0.0512
0.45 126 -2.1826 0.7593 0.1356
0.45 282 0.9069 0.8135 0.0626
0.55 114 0.4607 0.9397 0.041
0.55 126 -0.3505 0.838 0.0368
0.55 270 -0.0209 0.9247 0.03
0.55 282 -1.2554 0.6696 0.0818
0.65 102 -1.2772 0.9427 0.083
0.65 114 -0.3069 0.7715 0.0353
0.65 126 -0.1186 0.7273 0.0308
0.65 138 -0.2091 0.9063 0.0326
0.65 198 0.1856 0.9841 0.032
0.65 222 1.2296 0.6615 0.0803
0.65 234 -0.7994 0.667 0.057
0.65 294 1.0084 0.7534 0.0681
0.75 114 -0.0425 0.7859 0.0301
0.75 126 0.0134 0.7532 0.03
0.75 138 -0.2627 0.782 0.034
0.75 150 -0.2235 0.8698 0.0329
0.75 210 0.0929 0.8026 0.0305
0.75 222 0.4338 0.6987 0.0399
0.75 234 0.3382 0.6168 0.0363
0.75 246 1.1462 0.7468 0.0757
0.75 282 -0.1209 0.6807 0.0309
0.75 294 -0.1857 0.8098 0.032
0.85 90 -0.7739 0.8379 0.0557
0.85 114 1.5977 0.7666 0.1014
0.85 126 0.163 0.9195 0.0316
0.85 210 -1.7257 0.702 0.1088
0.85 222 -1.2204 0.6323 0.0798
0.85 234 -0.2029 0.651 0.0324
0.85 246 1.1367 0.6655 0.0751
0.95 114 -0.7906 0.7959 0.0565
0.95 222 0.1717 0.6924 0.0318
0.95 234 1.1203 0.7073 0.0742