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Measurement E151M964

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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 : 0.348 GeV2
W : 1265 GeV
ε : 0.9554
Ebeam : 2.999 GeV
εL: 1.0269 

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
0.05 66 -0.0524 0.6053 0.0302
0.15 66 0.9131 0.6772 0.0732
0.25 66 -0.9455 0.4231 0.0753
0.25 282 0.3146 0.6783 0.0378
0.25 294 -0.5093 0.6125 0.0478
0.35 282 0.3796 0.6218 0.0409
0.45 282 0.7685 0.713 0.0637
0.45 294 0.3363 0.4962 0.0388
0.55 90 -0.8721 0.5333 0.0704
0.55 270 -0.351 0.5178 0.0395
0.55 282 0.1998 0.4611 0.0334
0.55 294 0.0078 0.4634 0.03
0.55 306 -0.2809 0.6426 0.0364
0.65 66 -0.0021 0.4967 0.03
0.65 78 0.4362 0.5116 0.0438
0.65 90 -0.3549 0.4749 0.0397
0.65 102 0.9061 0.833 0.0727
0.65 258 -0.5039 0.6274 0.0475
0.65 270 0.7034 0.4784 0.0595
0.65 282 0.1667 0.4961 0.0324
0.65 294 -0.3354 0.3824 0.0387
0.65 306 -0.3364 0.497 0.0388
0.75 54 0.4418 0.7539 0.0441
0.75 66 0.0004 0.4083 0.03
0.75 78 -0.1704 0.4134 0.0325
0.75 90 -0.2287 0.3849 0.0343
0.75 102 0.5184 0.513 0.0483
0.75 258 -0.4234 0.3742 0.0431
0.75 270 -0.0919 0.4053 0.0307
0.75 282 0.2136 0.4487 0.0338
0.75 294 0.1001 0.416 0.0309
0.75 306 0.1728 0.4228 0.0325
0.85 54 -0.1748 0.4355 0.0326
0.85 66 0.0142 0.4093 0.03
0.85 78 -0.6477 0.3658 0.056
0.85 90 0.5751 0.4994 0.0516
0.85 102 0.3395 0.5377 0.0389
0.85 114 0.2436 0.593 0.0349
0.85 234 -0.1322 0.6675 0.0315
0.85 246 -0.3326 0.4553 0.0386
0.85 258 0.1677 0.4921 0.0324
0.85 270 -0.3705 0.394 0.0404
0.85 282 -0.1697 0.396 0.0325
0.85 294 -0.5688 0.3728 0.0513
0.85 306 0.279 0.4556 0.0363
0.85 318 -0.229 0.5294 0.0344
0.95 54 -0.2307 0.476 0.0344
0.95 66 -0.5977 0.4345 0.053
0.95 78 -0.0154 0.4086 0.03
0.95 90 -0.398 0.4927 0.0418
0.95 102 0.7863 0.6457 0.0648
0.95 114 -0.3699 0.5338 0.0404
0.95 126 0.182 0.6083 0.0328
0.95 138 -0.1198 0.6182 0.0313
0.95 234 -0.1963 0.4906 0.0333
0.95 246 -0.0641 0.6134 0.0304
0.95 258 0.6166 0.6882 0.0541
0.95 270 -0.5196 0.5196 0.0484
0.95 282 0.0971 0.466 0.0308
0.95 294 -0.3863 0.3724 0.0412
0.95 306 0.3673 0.5402 0.0403