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Measurement E151M263

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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 : 0.0844 GeV2
W : 1295 GeV
ε : 0.8822
Ebeam : 1.3383 GeV
εL: 0.338 

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 Data errors Systematic errors
0.55 258 0.5565 0.5268 0.0457
0.55 270 0.126 0.4653 0.031
0.55 282 -0.416 0.5234 0.0395
0.65 234 -1.1725 0.4875 0.0786
0.65 246 -0.1073 0.4085 0.0307
0.65 258 0.6452 0.3718 0.05
0.65 270 -0.2702 0.3861 0.0344
0.65 282 0.2852 0.468 0.0348
0.75 114 0.2346 0.413 0.0333
0.75 126 0.6007 0.4475 0.0478
0.75 138 0.211 0.5057 0.0327
0.75 150 -0.1465 0.5949 0.0313
0.75 234 0.6507 0.4458 0.0502
0.75 246 0.0268 0.3715 0.03
0.75 258 -0.0667 0.3386 0.0303
0.75 270 -0.3659 0.3116 0.0376
0.75 282 -0.4186 0.3713 0.0396
0.75 294 -0.6884 0.5023 0.0521
0.85 102 0.5868 0.519 0.0471
0.85 114 0.4347 0.3841 0.0403
0.85 126 -0.2817 0.3638 0.0347
0.85 138 0.4135 0.4318 0.0394
0.85 150 -0.5086 0.4227 0.0435
0.85 162 0.4775 0.4664 0.0421
0.85 174 -0.0588 0.4881 0.0302
0.85 186 -0.4392 0.5527 0.0405
0.85 222 -0.6744 0.4133 0.0514
0.85 234 0.2197 0.4802 0.0329
0.85 246 0.1808 0.4338 0.032
0.85 258 -0.3384 0.4084 0.0366
0.85 270 0.3914 0.3424 0.0386
0.85 282 -0.3371 0.3285 0.0365
0.85 294 -0.1161 0.3859 0.0308
0.95 78 0.4601 0.392 0.0414
0.95 90 0.7209 0.4652 0.0538
0.95 102 -0.0352 0.4872 0.0301
0.95 114 0.553 0.4965 0.0455
0.95 126 0.2283 0.4462 0.0332
0.95 138 -0.7327 0.4182 0.0544
0.95 150 0.0811 0.4698 0.0304
0.95 162 -0.6358 0.3668 0.0495
0.95 174 -0.0321 0.391 0.0301
0.95 222 0.124 0.498 0.031
0.95 234 -0.0861 0.4304 0.0305
0.95 246 0.1959 0.4253 0.0324
0.95 258 0.0607 0.4766 0.0302
0.95 270 -0.3803 0.3719 0.0381
0.95 282 0.0192 0.4501 0.03
0.45 270 -0.9819 0.4575 0.0663
0.55 258 -0.8618 0.4883 0.0599
0.55 270 0.1506 0.7974 0.0313
0.55 282 1.7217 0.9499 0.1079
0.65 234 -0.6338 0.5813 0.0485
0.65 246 1.0803 0.7217 0.0716
0.65 258 -0.4159 0.4382 0.0391
0.65 270 -0.8373 0.3391 0.0587
0.65 282 -0.4192 0.4943 0.0392
0.75 114 -0.8488 0.4296 0.0593
0.75 126 -0.364 0.5303 0.0372
0.75 138 -0.8325 0.4813 0.0584
0.75 234 -0.3971 0.5441 0.0384
0.75 246 -0.2872 0.4236 0.0346
0.75 258 0.2032 0.557 0.0324
0.75 270 -0.0424 0.4452 0.0301
0.75 282 -0.0256 0.5471 0.03
0.75 294 1.384 1.0729 0.0886
0.85 102 -0.8828 0.4947 0.061
0.85 114 -0.2279 0.5595 0.033
0.85 126 -0.6982 0.4309 0.0517
0.85 138 0.2264 0.6724 0.033
0.85 150 -0.9472 0.4166 0.0644
0.85 162 0.5684 1.0207 0.0455
0.85 174 1.5324 1.1398 0.097
0.85 234 0.0308 0.6805 0.0301
0.85 246 -0.6003 0.4304 0.047
0.85 258 0.3025 0.5386 0.0351
0.85 270 0.3249 0.4951 0.0358
0.85 282 0.5235 0.527 0.0435
0.85 294 -0.4541 0.499 0.0406
0.95 78 -0.5775 0.4811 0.0459
0.95 90 -1.1777 0.3343 0.077
0.95 102 0.3521 0.7573 0.0367
0.95 114 0.7703 0.8827 0.0552
0.95 126 -0.5732 0.5421 0.0457
0.95 138 0.443 0.7437 0.0401
0.95 150 0.7269 0.7162 0.0531
0.95 162 1.0028 0.8056 0.0674
0.95 174 -0.6105 0.5071 0.0474
0.95 186 0.9358 0.8024 0.0638
0.95 198 0.3872 0.8598 0.038
0.95 246 -0.6389 0.4599 0.0488
0.95 258 0.7679 0.6185 0.0551
0.95 270 0.1872 0.5124 0.032
0.95 282 1.3223 0.8372 0.0851