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Measurement E151M1596

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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 : 0.0415 GeV2
W : 1475 GeV
ε : 0.7509
Ebeam : 1.3383 GeV
εL: 0.0615 

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
0.35 30 -1.8489 0.8185 0.1148
0.45 30 -0.8556 0.6634 0.0594
0.55 126 -0.4688 0.7506 0.0411
0.55 138 -0.7214 0.7705 0.0526
0.55 150 0.1613 0.7791 0.0315
0.55 162 -1.1514 0.7752 0.0752
0.55 210 -1.0198 0.7701 0.0681
0.55 222 1.2769 0.7863 0.0822
0.55 234 0.5215 0.6416 0.0433
0.55 246 0.1203 0.655 0.0309
0.65 126 -0.9512 0.7224 0.0644
0.65 138 -1.0605 0.6639 0.0703
0.65 150 0.1827 0.6725 0.0319
0.65 162 0.5375 0.7708 0.044
0.65 210 0.1396 0.6942 0.0311
0.65 222 0.115 0.6589 0.0308
0.65 234 0.0845 0.575 0.0304
0.65 246 0.2587 0.6512 0.0338
0.75 126 -0.039 0.6716 0.0301
0.75 138 -0.7751 0.6238 0.0553
0.75 150 -0.5893 0.7182 0.0463
0.75 162 -1.2081 0.8187 0.0784
0.75 222 1.503 0.6169 0.0949
0.75 234 0.3925 0.641 0.0381
0.75 246 0.3903 0.5476 0.038
0.75 258 0.2765 0.8472 0.0343
0.85 138 -1.1815 0.802 0.0769
0.85 222 0.0235 0.6415 0.03
0.85 234 -1.2256 0.5445 0.0793
0.85 246 -0.0465 0.5508 0.0301
0.85 258 0.469 0.7108 0.0411
0.95 234 -0.4355 0.8027 0.0398
0.95 246 -0.4114 0.7038 0.0388
0.95 258 1.1992 0.5698 0.0779
0.25 42 -1.1644 0.7827 0.0741
0.35 30 -0.246 1.0978 0.0332
0.35 42 -2.377 2.377 0.1414
0.45 18 1.041 1.01 0.0676
0.45 30 2.1365 0.7334 0.1278
0.45 42 -0.3749 1.02 0.0371
0.45 234 -1.3383 1.2439 0.0834
0.55 138 -1.8811 1.0187 0.1134
0.55 150 0.8883 1.1045 0.0597
0.55 210 -0.1974 0.9575 0.0321
0.55 222 -1.1494 0.7065 0.0733
0.55 234 1.1813 0.8863 0.075
0.55 246 0.3539 0.9071 0.0364
0.65 126 0.0031 1.1219 0.03
0.65 138 -0.3119 1.0546 0.0351
0.65 150 1.2895 0.8971 0.0808
0.65 210 0.0598 1.0009 0.0302
0.65 222 0.3864 0.7754 0.0375
0.65 234 0.0734 0.7303 0.0303
0.65 246 -1.5786 0.7089 0.0966
0.65 258 -0.9486 1.0906 0.0628
0.75 126 -0.9751 0.888 0.0641
0.75 138 -0.5895 0.852 0.0456
0.75 150 0.0401 1.0743 0.0301
0.75 210 -0.9758 1.0614 0.0642
0.75 222 0.5519 0.8412 0.0439
0.75 234 0.3108 0.7627 0.035
0.75 246 1.4241 0.6458 0.0881
0.75 258 -0.4066 0.9135 0.0382
0.85 126 1.1562 0.901 0.0736
0.85 210 1.219 0.7111 0.077
0.85 222 -1.1016 0.7014 0.0707
0.85 234 -0.7972 0.7111 0.0552
0.85 246 -1.0031 0.6168 0.0656
0.85 258 -0.3639 0.7764 0.0367
0.95 246 -0.6309 0.8734 0.0474