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Measurement E151M1091

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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: AUL,
Target spin asymmetry.
Beam: e, polarization: longitudinal
Target: p (Z=1, A=1), polarization: longitudinal
Final state: π+n, polarization: none

Q2 : 0.2915 GeV2
W : 1595 GeV
ε : 0.8938
Ebeam : 2.999 GeV
εL: 0.2401 

Select data slice:
cos(θπ+) =
Observable quantity measured (Y axis): AUL,
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 		AUL Stat. error Syst. error
0.35 282 -0.9127 0.6811 0.0731
0.45 90 -0.775 0.7706 0.0641
0.45 102 -0.8728 0.7332 0.0705
0.45 114 -0.9858 0.7091 0.0781
0.45 270 -0.2385 0.7923 0.0347
0.45 282 1.352 0.7464 0.1033
0.55 90 -0.002 0.7869 0.03
0.55 102 0.8143 0.8597 0.0666
0.55 114 -0.0099 0.7044 0.03
0.65 90 0.6493 0.9224 0.0561
0.65 102 -1.4817 0.516 0.1124
0.65 114 1.4479 0.8068 0.11
0.65 126 -0.2725 0.8518 0.036
0.65 138 -0.7709 0.7852 0.0638
0.65 210 0.2738 0.8861 0.0361
0.65 222 1.4302 0.9702 0.1087
0.65 234 0.5759 0.9726 0.0517
0.65 246 1.1394 0.8606 0.0885
0.65 258 0.8158 1.0174 0.0667
0.65 294 -0.5 0.5746 0.0473
0.65 306 1.1539 0.8579 0.0895
0.75 66 -0.4922 0.6348 0.0468
0.75 78 -0.2252 0.8038 0.0342
0.75 90 0.685 0.7636 0.0584
0.75 102 -1.1144 0.5844 0.0868
0.75 114 -0.4727 0.539 0.0458
0.75 126 -1.0465 0.6817 0.0822
0.75 138 1.3459 0.9639 0.1028
0.75 186 -0.7839 0.8236 0.0647
0.75 198 -0.6685 0.7121 0.0573
0.75 210 0.6109 0.7699 0.0538
0.75 222 0.9565 0.7789 0.0761
0.75 234 -0.2144 0.6112 0.0338
0.75 246 0.7799 0.7637 0.0644
0.75 258 1.9577 1.0917 0.1462
0.75 294 0.1108 0.869 0.0311
0.85 54 -1.6587 0.5331 0.1249
0.85 66 -0.3915 0.4792 0.0415
0.85 78 -0.1557 0.5751 0.0321
0.85 90 -0.0826 0.7276 0.0306
0.85 102 -0.5575 0.8256 0.0506
0.85 114 -1.2771 0.5128 0.098
0.85 126 -0.8932 0.7193 0.0718
0.85 186 1.1381 0.8781 0.0884
0.85 198 -0.2617 0.7527 0.0356
0.85 210 0.0389 0.6837 0.0301
0.85 222 0.7952 0.7059 0.0654
0.85 234 0.2986 0.6286 0.0371
0.85 246 0.6937 0.6381 0.0589
0.85 258 -0.0913 0.5565 0.0307
0.85 270 0.5906 0.5998 0.0526
0.85 282 0.2665 0.6817 0.0358
0.95 66 -0.5675 0.713 0.0512
0.95 78 0.4913 0.841 0.0468
0.95 90 -0.5576 0.7424 0.0506
0.95 198 -0.2836 0.7365 0.0365
0.95 210 0.3284 0.7183 0.0384
0.95 222 -0.2642 0.6539 0.0357
0.95 234 0.6911 0.6224 0.0587
0.95 246 0.4793 0.5825 0.0461
0.95 258 0.3591 0.6128 0.0399
0.95 270 -0.2223 0.529 0.0341
0.95 282 0.7901 0.5602 0.0651
0.95 294 0.5666 0.5324 0.0511
0.95 306 -0.1496 0.5446 0.0319