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Measurement E151M2172

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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 : 0.1715 GeV2
W : 1235 GeV
ε : 0.977
Ebeam : 2.999 GeV
εL: 0.8855 

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 0.7102 0.5096 0.0596
0.35 66 -0.6933 0.4698 0.0585
0.35 78 0.1119 0.6602 0.0311
0.35 294 0.6655 0.6668 0.0568
0.45 66 0.1789 0.5257 0.0327
0.45 78 -0.9253 0.5138 0.0735
0.45 282 1.0293 0.4522 0.0804
0.45 294 0.2309 0.5501 0.0344
0.55 78 0.3818 0.6737 0.0408
0.55 270 0.2669 0.5357 0.0357
0.55 282 -0.5236 0.385 0.0484
0.55 294 -0.7907 0.5313 0.0647
0.65 78 -0.9225 0.6474 0.0733
0.65 90 0.2462 0.7062 0.0349
0.65 270 0.4147 0.3983 0.0425
0.65 282 0.2249 0.3592 0.0341
0.65 294 -0.7241 0.4371 0.0605
0.75 66 -0.135 0.7408 0.0316
0.75 78 1.109 0.4312 0.0858
0.75 90 -0.3788 0.4664 0.0407
0.75 102 -0.6261 0.5215 0.0544
0.75 258 0.4097 0.4539 0.0422
0.75 270 0.2876 0.3963 0.0365
0.75 282 0.0923 0.3513 0.0307
0.75 294 -0.5738 0.366 0.0513
0.85 66 0.1692 0.5107 0.0324
0.85 78 0.279 0.3974 0.0362
0.85 90 0.0547 0.3562 0.0303
0.85 102 -0.0584 0.3621 0.0303
0.85 114 -0.6013 0.4395 0.0529
0.85 126 1.0239 0.8057 0.0801
0.85 234 1.6509 0.6463 0.1234
0.85 246 -0.2559 0.5296 0.0353
0.85 258 -0.3097 0.429 0.0375
0.85 270 0.1608 0.364 0.0322
0.85 282 -0.5954 0.3918 0.0526
0.85 294 -0.356 0.4381 0.0396
0.95 42 0.9994 0.6466 0.0784
0.95 54 -0.0534 0.5078 0.0302
0.95 66 -0.2673 0.4076 0.0357
0.95 78 0.314 0.3971 0.0377
0.95 90 -0.7465 0.4011 0.0619
0.95 102 -0.4324 0.4153 0.0434
0.95 114 0.1138 0.3786 0.0311
0.95 126 -0.5772 0.4535 0.0515
0.95 138 -0.5961 0.4641 0.0526
0.95 150 0.5589 0.4976 0.0504
0.95 162 0.8009 0.5993 0.0654
0.95 174 0.2792 0.5706 0.0362
0.95 198 -0.8814 0.6376 0.0706
0.95 210 0.9398 0.5699 0.0745
0.95 222 -0.0963 0.7157 0.0308
0.95 234 0.1743 0.6658 0.0326
0.95 246 0.8219 0.4693 0.0667
0.95 258 0.4006 0.5134 0.0418
0.95 270 -0.2062 0.446 0.0335
0.95 282 0.5212 0.5126 0.0483
0.95 306 -0.063 0.6882 0.0303