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Measurement E151M979

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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 : 0.1435 GeV2
W : 1325 GeV
ε : 0.971
Ebeam : 2.999 GeV
εL: 0.4728 

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 54 0.1131 0.7522 0.0311
0.05 306 0.6194 0.7049 0.0543
0.15 54 -0.4328 0.6747 0.0436
0.15 66 0.7746 0.5979 0.0641
0.15 294 -0.343 0.5888 0.0391
0.15 306 -0.8163 0.3835 0.0668
0.15 318 -0.8864 0.5454 0.0714
0.25 54 1.8118 0.7805 0.1358
0.25 66 0.0535 0.4343 0.0303
0.25 78 0.7147 0.8329 0.0602
0.25 294 -1.0682 0.4204 0.0836
0.25 306 -0.4957 0.4668 0.047
0.35 54 -1.235 0.526 0.0951
0.35 66 -0.0148 0.4327 0.03
0.35 78 -0.0825 0.5237 0.0306
0.35 282 0.7455 0.6955 0.0622
0.35 294 -0.3986 0.4475 0.0418
0.35 306 -0.515 0.5807 0.0481
0.45 54 -1.0383 0.5135 0.0816
0.45 66 -0.354 0.4044 0.0396
0.45 78 -0.2752 0.5211 0.0361
0.45 282 -1.0008 0.4739 0.0791
0.45 294 -0.4767 0.4591 0.046
0.55 66 1.7107 0.7371 0.1286
0.55 78 1.1696 0.7762 0.0906
0.55 90 0.3596 0.7133 0.0399
0.55 270 -0.9936 0.4421 0.0786
0.55 282 -0.5114 0.4232 0.0479
0.55 294 -0.8869 0.4902 0.0714
0.65 66 0.0218 0.7733 0.03
0.65 78 0.2158 0.5935 0.0339
0.65 90 -0.2934 0.4252 0.0369
0.65 102 0.4947 0.4523 0.047
0.65 114 -0.4279 0.5429 0.0433
0.65 258 -0.3492 0.4578 0.0394
0.65 270 -0.0506 0.3772 0.0302
0.65 282 -0.5348 0.3888 0.0493
0.65 294 0.1495 0.6202 0.0319
0.75 78 -0.0232 0.3943 0.03
0.75 90 -0.2321 0.3181 0.0345
0.75 102 -0.1494 0.3431 0.0319
0.75 114 0.2473 0.4121 0.035
0.75 126 -0.003 0.5548 0.03
0.75 234 -0.0425 0.5603 0.0302
0.75 246 -0.3122 0.3723 0.0377
0.75 258 0.0777 0.3246 0.0305
0.75 270 0.3769 0.3323 0.0407
0.75 282 -0.0522 0.3567 0.0302
0.75 294 0.3994 0.4732 0.0419
0.85 78 -0.1549 0.4188 0.0321
0.85 90 0.1394 0.3418 0.0317
0.85 102 0.1725 0.3174 0.0325
0.85 114 0.0599 0.3563 0.0303
0.85 126 0.0402 0.4306 0.0301
0.85 138 0.8544 0.4691 0.0693
0.85 150 -0.3769 0.6038 0.0407
0.85 198 0.3442 0.7475 0.0392
0.85 210 -0.0698 0.6207 0.0304
0.85 222 0.0996 0.5223 0.0309
0.85 234 -0.521 0.3567 0.0485
0.85 246 -0.3454 0.3215 0.0392
0.85 258 -0.2043 0.2937 0.0335
0.85 270 -0.5526 0.2831 0.0503
0.85 282 0.0598 0.3198 0.0303
0.85 294 -0.2813 0.2974 0.0364
0.85 306 -0.3944 0.6152 0.0416
0.95 54 0.926 0.7728 0.074
0.95 78 -0.1701 0.5134 0.0325
0.95 90 0.4198 0.4353 0.0429
0.95 102 0.329 0.4152 0.0384
0.95 114 0.0533 0.4666 0.0303
0.95 126 -0.3041 0.4107 0.0373
0.95 138 0.5147 0.464 0.0481
0.95 150 0.4461 0.5228 0.0443
0.95 162 0.001 0.5551 0.03
0.95 174 1.2422 0.659 0.0956
0.95 186 0.182 0.6634 0.0328
0.95 210 -0.554 0.4868 0.0504
0.95 222 -0.1973 0.4137 0.0333
0.95 234 -0.4069 0.3673 0.0422
0.95 246 -0.1163 0.3313 0.0312
0.95 258 -0.1283 0.3444 0.0314
0.95 270 -0.8546 0.2418 0.0693
0.95 282 0.1159 0.318 0.0312
0.95 294 -0.0656 0.3494 0.0304
0.95 306 -0.2625 0.5378 0.0356