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Measurement E151M1861

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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 : 0.0415 GeV2
W : 1565 GeV
ε : 0.852
Ebeam : 1.9889 GeV
εL: 0.0481 

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 18 -1.0188 0.9244 0.0686
0.35 66 0.2878 0.916 0.0347
0.35 78 -0.8123 0.7294 0.0576
0.35 90 -1.087 0.8924 0.0724
0.35 270 -0.434 0.8248 0.0399
0.35 282 -0.7704 0.75 0.0555
0.35 294 -0.1799 0.9554 0.0319
0.45 18 -0.7611 0.906 0.055
0.45 66 0.683 0.9146 0.0511
0.45 78 0.321 0.7339 0.0358
0.45 90 -1.1503 0.8177 0.0759
0.45 126 1.13 0.9204 0.0748
0.45 138 0.2918 0.9667 0.0348
0.45 246 -1.8577 0.7844 0.1165
0.45 258 -1.1727 0.6709 0.0771
0.45 270 -0.3271 0.6086 0.036
0.45 282 0.448 0.6647 0.0405
0.55 78 0.1549 0.8512 0.0314
0.55 90 0.491 0.7949 0.0423
0.55 114 -0.731 0.7515 0.0535
0.55 126 0.8841 0.7822 0.0614
0.55 138 -0.4926 0.8815 0.0423
0.55 150 2.1435 0.753 0.1333
0.55 198 0.2046 0.854 0.0325
0.55 210 0.7333 0.7872 0.0536
0.55 222 0.4565 0.8946 0.0408
0.55 234 -0.4288 0.8816 0.0397
0.55 246 -0.3311 0.816 0.0361
0.55 258 0.6118 0.8471 0.0477
0.55 270 -0.0437 0.5702 0.0301
0.55 282 0.2083 0.6392 0.0325
0.55 294 0.0213 0.8998 0.03
0.65 78 -1.2638 0.7385 0.0823
0.65 90 1.1775 0.7959 0.0774
0.65 102 -0.7262 0.887 0.0533
0.65 114 -0.1488 0.7868 0.0313
0.65 126 -0.0494 0.5878 0.0301
0.65 138 0.302 0.6979 0.0351
0.65 150 -2.2774 0.7277 0.1412
0.65 198 -1.0839 0.7358 0.0722
0.65 210 1.0756 0.7434 0.0718
0.65 222 0.0345 0.6165 0.0301
0.65 234 -0.6714 0.801 0.0505
0.65 246 0.6209 0.7938 0.0481
0.65 258 0.7912 0.7692 0.0566
0.65 270 -0.9736 0.8001 0.0662
0.65 282 0.1401 0.7256 0.0312
0.65 294 -1.6474 0.7105 0.1042
0.75 66 0.8529 0.6911 0.0598
0.75 78 -1.2649 0.6738 0.0823
0.75 90 -1.7296 0.6821 0.109
0.75 114 -0.8633 0.891 0.0603
0.75 126 -1.1739 0.7847 0.0772
0.75 138 -0.0893 0.6843 0.0305
0.75 150 0.3162 0.8972 0.0356
0.75 186 0.7006 0.9418 0.052
0.75 198 1.1028 0.7375 0.0733
0.75 210 -0.0615 0.6721 0.0302
0.75 222 -0.7984 0.6553 0.0569
0.75 234 -0.1496 0.6334 0.0313
0.75 246 -0.451 0.8018 0.0406
0.75 258 -0.786 0.8024 0.0563
0.75 270 1.3844 0.6024 0.0891
0.75 282 0.7574 0.4887 0.0548
0.75 294 0.3293 0.7641 0.036
0.85 102 1.4659 0.6563 0.0938
0.85 114 -0.0888 0.6776 0.0305
0.85 126 0.3775 0.9151 0.0377
0.85 186 -0.8528 0.8888 0.0598
0.85 198 0.8208 0.8867 0.0581
0.85 210 -0.4356 0.5947 0.04
0.85 222 -0.4329 0.6244 0.0399
0.85 234 1.1474 0.5517 0.0757
0.85 246 -1.6439 0.6377 0.104