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Measurement E151M2185

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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 : 0.2915 GeV2
W : 1265 GeV
ε : 0.9617
Ebeam : 2.999 GeV
εL: 0.9653 

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
0.05 66 0.9453 0.681 0.0748
0.15 54 -1.2353 0.6619 0.0945
0.15 66 0.1303 0.5074 0.0315
0.25 66 -0.1857 0.5539 0.0329
0.25 78 -0.5331 0.8139 0.0489
0.35 66 0.8141 0.6153 0.0662
0.35 78 1.1766 0.7968 0.0904
0.35 282 0.1923 0.6891 0.0331
0.35 294 0.294 0.6737 0.0368
0.45 282 -0.561 0.5581 0.0505
0.45 294 -0.8655 0.5756 0.0696
0.55 78 -0.1477 0.7902 0.0319
0.55 90 -0.6612 0.8284 0.0566
0.55 270 -0.1233 0.5826 0.0313
0.55 282 1.0477 0.5007 0.0817
0.55 294 0.2182 0.5393 0.0339
0.55 306 -0.7779 0.6931 0.0639
0.65 66 0.2414 0.5757 0.0347
0.65 78 -0.2856 0.5238 0.0365
0.65 90 -0.18 0.463 0.0327
0.65 270 -0.6758 0.4658 0.0575
0.65 282 0.4012 0.4246 0.0418
0.65 294 -0.3461 0.4091 0.0391
0.65 306 0.2532 0.6055 0.0352
0.75 54 0.8437 0.7541 0.0681
0.75 66 1.0016 0.4401 0.0786
0.75 78 -0.0608 0.4026 0.0303
0.75 90 0.3952 0.4594 0.0415
0.75 102 -0.1103 0.5444 0.031
0.75 258 0.8967 0.4756 0.0716
0.75 270 0.2445 0.4223 0.0348
0.75 282 0.4347 0.4294 0.0435
0.75 294 -0.2565 0.4159 0.0353
0.75 306 0.6095 0.5159 0.0534
0.85 54 0.188 0.554 0.033
0.85 66 0.154 0.3933 0.032
0.85 78 -0.3956 0.4111 0.0415
0.85 90 -0.1715 0.4029 0.0325
0.85 102 0.1322 0.48 0.0315
0.85 114 -0.0837 0.4932 0.0306
0.85 126 -1.5721 0.6515 0.1179
0.85 234 0.5559 0.8228 0.0502
0.85 246 -0.3564 0.5727 0.0396
0.85 258 0.4626 0.469 0.045
0.85 270 -0.1482 0.4352 0.0319
0.85 282 0.7905 0.4228 0.0647
0.85 294 0.02 0.4995 0.03
0.85 306 -0.163 0.4263 0.0322
0.85 318 -0.0096 0.53 0.03
0.95 42 -0.0258 0.5964 0.0301
0.95 54 0.7394 0.5702 0.0614
0.95 66 0.4948 0.4961 0.0468
0.95 78 1.2837 0.4528 0.0978
0.95 90 -0.9004 0.502 0.0719
0.95 102 0.44 0.5133 0.0438
0.95 114 0.0365 0.5487 0.0301
0.95 126 0.9882 0.4548 0.0777
0.95 138 0.1035 0.7061 0.0309
0.95 234 -0.7621 0.7239 0.0629
0.95 246 0.6672 0.6177 0.0569
0.95 258 0.6506 0.5262 0.0559
0.95 270 0.7212 0.5087 0.0603
0.95 282 0.4584 0.4692 0.0448
0.95 294 -0.0128 0.5632 0.03
0.95 306 1.7006 0.4949 0.1269
0.95 318 0.6608 0.672 0.0565