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Measurement E151M1394

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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 : 0.0245 GeV2
W : 1445 GeV
ε : 0.6444
Ebeam : 1.0539 GeV
εL: 0.0366 

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 42 -2.4 0.608 0.2723
0.25 54 0.8498 0.8331 0.1004
0.35 42 -0.1486 0.6363 0.0344
0.35 54 0.2092 0.6274 0.0382
0.35 66 -1.2182 0.8932 0.1406
0.45 30 0.4842 0.7292 0.0623
0.45 42 -0.1659 0.6027 0.0354
0.45 54 -0.0494 0.5557 0.0305
0.45 66 -0.5832 0.9018 0.0723
0.45 222 0.601 0.8624 0.0741
0.45 234 -0.1003 0.7849 0.0321
0.45 246 -0.3431 0.6838 0.049
0.55 30 0.9163 0.874 0.1076
0.55 42 -0.256 0.7368 0.0416
0.55 54 -0.5342 0.7751 0.0673
0.55 150 0.7657 0.9269 0.0914
0.55 162 -1.1871 0.8431 0.1372
0.55 174 0.4418 0.8554 0.0582
0.55 222 1.3321 0.608 0.1532
0.55 234 0.1162 0.5571 0.0327
0.55 246 -0.8272 0.5657 0.098
0.55 258 -0.8088 0.6042 0.096
0.65 138 -0.6365 0.938 0.0778
0.65 150 -0.961 0.7217 0.1125
0.65 162 -1.0911 0.7094 0.1267
0.65 222 -0.6 0.6732 0.074
0.65 234 -0.5464 0.6289 0.0685
0.65 246 -0.5968 0.5009 0.0737
0.65 258 1.1275 0.581 0.1307
0.75 150 0.4133 0.7147 0.0554
0.75 162 -0.4244 0.7604 0.0565
0.75 174 -0.4777 0.7735 0.0617
0.75 186 -1.1772 0.8382 0.1361
0.75 210 0.9168 0.8725 0.1077
0.75 222 -0.3471 0.63 0.0493
0.75 234 0.1385 0.5817 0.0338
0.75 246 0.066 0.5052 0.0309
0.75 258 -0.157 0.5695 0.0348
0.85 222 -1.2894 0.5748 0.1485
0.85 234 -0.4839 0.5213 0.0623
0.85 246 -0.3093 0.4847 0.046
0.85 258 0.3852 0.5317 0.0528