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Measurement E151M1852

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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 : 0.1205 GeV2
W : 1535 GeV
ε : 0.8411
Ebeam : 1.9889 GeV
εL: 0.1401 

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 66 0.6086 0.8928 0.0475
0.25 78 -0.0002 0.9075 0.03
0.25 294 1.7235 0.8205 0.1087
0.35 66 -1.7621 0.8411 0.1109
0.35 282 -0.5997 0.7139 0.0471
0.45 78 0.4871 0.8041 0.0421
0.45 114 0.7928 0.7871 0.0566
0.45 270 0.516 0.7298 0.0433
0.45 282 -0.0134 0.6954 0.03
0.45 294 -0.0471 0.842 0.0301
0.55 114 -0.0149 0.7911 0.03
0.55 234 -0.4201 0.7813 0.0393
0.55 246 0.8042 0.8265 0.0572
0.55 270 -1.5992 0.8303 0.1014
0.55 282 -0.286 0.8048 0.0346
0.65 66 -0.6888 0.7598 0.0514
0.65 102 -0.373 0.8267 0.0376
0.65 114 -1.3636 0.6737 0.0879
0.65 126 -1.3462 0.6833 0.0869
0.65 138 -0.2837 0.9416 0.0346
0.65 150 -0.5093 0.9348 0.043
0.65 198 1.1238 0.8965 0.0744
0.65 210 0.5806 0.8787 0.0462
0.65 222 -0.5266 0.7384 0.0438
0.65 234 0.969 0.6301 0.0659
0.65 246 -0.0097 0.8572 0.03
0.65 294 0.8636 0.7309 0.0603
0.75 102 0.0648 0.9274 0.0303
0.75 114 -0.25 0.7353 0.0336
0.75 126 -0.8639 0.7077 0.0603
0.75 138 0.0439 0.678 0.0301
0.75 150 0.7684 0.9025 0.0554
0.75 198 0.899 0.7291 0.0622
0.75 210 -0.8607 0.6464 0.0602
0.75 222 -1.1107 0.5734 0.0737
0.75 234 -0.8195 0.5645 0.058
0.75 246 0.4186 0.7818 0.0393
0.75 258 -0.1166 0.8456 0.0308
0.75 282 0.6479 0.8359 0.0494
0.75 294 -1.0569 0.7438 0.0707
0.85 90 0.9154 0.5996 0.0631
0.85 102 -1.4084 0.7667 0.0905
0.85 138 0.0071 0.9079 0.03
0.85 198 -0.8812 0.7599 0.0612
0.85 210 0.0959 0.663 0.0306
0.85 222 1.1327 0.6971 0.0749
0.85 234 1.1679 0.5621 0.0769
0.85 246 -0.7655 0.5659 0.0552
0.85 258 0.5409 0.7363 0.0444
0.85 270 -0.6345 0.8037 0.0488
0.95 102 1.1171 0.7186 0.074
0.95 114 1.4457 0.6267 0.0926
0.95 198 0.3674 0.8411 0.0374
0.95 210 -0.9144 0.721 0.063
0.95 222 -0.3597 0.6351 0.0371
0.95 234 -0.7821 0.5728 0.0561
0.95 246 0.3893 0.6192 0.0382
0.95 258 0.1352 0.5888 0.0311