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Measurement E151M1393

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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 : 0.0205 GeV2
W : 1445 GeV
ε : 0.6495
Ebeam : 1.0539 GeV
εL: 0.0311 

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
0.25 30 0.0586 0.8683 0.0307
0.25 42 0.3967 0.8712 0.0539
0.25 54 0.2234 0.7758 0.0392
0.35 42 -0.8849 0.5526 0.1042
0.35 54 -0.9376 0.5706 0.1099
0.35 66 -1.5175 1.0217 0.1738
0.45 30 1.5785 0.6436 0.1805
0.45 42 0.2091 0.5946 0.0382
0.45 54 -0.3376 0.5418 0.0485
0.45 66 1.676 0.7869 0.1914
0.45 222 -0.1818 0.7008 0.0363
0.45 234 -1.5453 0.7202 0.1769
0.45 246 2.0905 0.6117 0.2377
0.45 258 -0.8633 0.8088 0.1019
0.55 30 0.7076 0.8052 0.0853
0.55 42 -1.1002 0.6653 0.1277
0.55 54 -0.5888 0.6828 0.0729
0.55 138 0.4657 0.9878 0.0605
0.55 150 -2.4072 0.6632 0.2732
0.55 162 -0.3177 0.8716 0.0467
0.55 222 -0.9448 0.6679 0.1107
0.55 234 -1.8626 0.5087 0.2122
0.55 246 0.4042 0.5563 0.0546
0.55 258 0.1732 0.8083 0.0358
0.65 138 -0.9512 0.7898 0.1114
0.65 150 0.8095 0.7537 0.0961
0.65 162 -0.8815 0.6765 0.1039
0.65 174 -0.6735 0.9059 0.0817
0.65 210 -0.5616 0.8282 0.0701
0.65 222 -0.1251 0.6606 0.0332
0.65 234 0.1826 0.517 0.0364
0.65 246 0.5021 0.5141 0.0641
0.65 258 -0.502 0.6433 0.0641
0.75 42 1.2798 0.8609 0.1474
0.75 138 0.9089 0.8472 0.1068
0.75 150 -0.5815 0.8756 0.0721
0.75 162 0.5398 0.8804 0.0679
0.75 210 0.4459 0.8161 0.0586
0.75 222 -1.0828 0.597 0.1258
0.75 234 -0.4463 0.5486 0.0586
0.75 246 -0.5 0.5496 0.0639
0.75 258 -0.1741 0.5751 0.0359
0.85 222 0.2494 0.5969 0.0411
0.85 234 0.1359 0.5049 0.0337
0.85 246 -0.5856 0.4858 0.0725
0.85 258 0.8685 0.645 0.1024
0.95 234 -0.254 0.6647 0.0415