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Measurement E151M548

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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 : 0.0496 GeV2
W : 1385 GeV
ε : 0.9354
Ebeam : 1.9889 GeV
εL: 0.1382 

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
0.15 30 2.0755 0.6274 0.1304
0.15 42 0.4872 0.688 0.0423
0.15 318 -0.6955 0.5767 0.0521
0.15 342 -0.2024 0.5389 0.0325
0.25 54 0.732 0.7425 0.0539
0.25 66 -0.3137 0.4775 0.0356
0.25 78 0.5606 0.5817 0.0456
0.25 282 1.2394 0.6657 0.0815
0.25 294 0.0642 0.4811 0.0303
0.25 306 0.9389 0.5003 0.0648
0.25 342 -1.4696 0.4285 0.0948
0.35 18 1.0953 0.7269 0.0734
0.35 30 -0.142 0.5905 0.0312
0.35 66 0.6471 0.4215 0.0497
0.35 78 -0.1012 0.3688 0.0306
0.35 90 -0.2323 0.5336 0.0332
0.35 270 0.0236 0.6202 0.03
0.35 282 -0.31 0.3557 0.0355
0.35 294 0.0466 0.3403 0.0301
0.35 306 -0.8429 0.3924 0.0596
0.35 330 -0.4308 0.5549 0.0399
0.45 66 0.3939 0.4247 0.0385
0.45 78 0.0512 0.3243 0.0302
0.45 90 0.0678 0.4054 0.0303
0.45 102 0.3536 0.6801 0.037
0.45 258 -0.0473 0.673 0.0301
0.45 270 0.6599 0.4219 0.0503
0.45 282 0.8231 0.3582 0.0586
0.45 294 -0.151 0.3283 0.0314
0.45 306 -0.9056 0.366 0.063
0.55 66 -0.3645 0.4581 0.0374
0.55 78 0.5616 0.3637 0.0456
0.55 90 0.286 0.4141 0.0347
0.55 102 0.5193 0.6186 0.0437
0.55 114 0.1814 0.4752 0.032
0.55 126 -0.249 0.5236 0.0336
0.55 234 0.9719 0.7435 0.0666
0.55 246 0.0803 0.5625 0.0304
0.55 258 -0.763 0.4004 0.0555
0.55 270 0.2746 0.4096 0.0344
0.55 282 -0.0593 0.3237 0.0302
0.55 294 -0.0716 0.3905 0.0303
0.65 66 -0.2098 0.425 0.0326
0.65 78 0.8223 0.4847 0.0586
0.65 90 0.6609 0.5241 0.0503
0.65 102 0.0756 0.432 0.0304
0.65 114 -0.287 0.4106 0.0348
0.65 126 0.0153 0.384 0.03
0.65 138 -0.4094 0.4016 0.0391
0.65 150 -0.1109 0.5557 0.0308
0.65 210 0.6485 0.7419 0.0497
0.65 222 0.3914 0.4727 0.0384
0.65 234 0.2632 0.4326 0.034
0.65 246 -0.1356 0.4016 0.0311
0.65 258 -0.1673 0.3952 0.0317
0.65 270 -0.0361 0.3832 0.0301
0.65 282 -0.3388 0.4736 0.0365
0.65 294 0.185 0.5674 0.0321
0.65 306 -1.0486 0.4716 0.0708
0.75 78 -0.2761 0.4888 0.0344
0.75 90 1.0823 0.6269 0.0727
0.75 102 -0.2307 0.395 0.0332
0.75 114 0.4364 0.3728 0.0402
0.75 126 -0.1284 0.3018 0.031
0.75 138 -0.0483 0.3912 0.0301
0.75 150 -0.1666 0.4344 0.0317
0.75 162 0.4201 0.6535 0.0395
0.75 186 -0.4665 0.6742 0.0414
0.75 198 1.0695 0.7338 0.072
0.75 210 -0.2504 0.4546 0.0337
0.75 222 0.1752 0.3875 0.0319
0.75 234 0.0533 0.3325 0.0302
0.75 246 0.5962 0.365 0.0472
0.75 258 -0.2936 0.3359 0.035
0.75 270 1.3758 0.5167 0.0893
0.75 282 -0.1079 0.5151 0.0307
0.85 90 -0.04 0.6487 0.0301
0.85 102 -0.9901 0.4698 0.0676
0.85 114 -0.9444 0.318 0.0651
0.85 126 0.12 0.3797 0.0309
0.85 138 -0.1837 0.3845 0.032
0.85 150 0.3354 0.4989 0.0363
0.85 174 0.2927 0.696 0.0349
0.85 198 -0.1206 0.6195 0.0309
0.85 210 0.7742 0.5082 0.0561
0.85 222 0.7307 0.399 0.0538
0.85 234 -0.0268 0.3146 0.03
0.85 246 -0.2679 0.3522 0.0342
0.85 258 -0.4114 0.3502 0.0392
0.85 270 0.3999 0.5003 0.0387
0.95 198 0.7366 0.6917 0.0541
0.95 210 -0.3128 0.5979 0.0356
0.95 222 -0.0492 0.4361 0.0302
0.95 234 -0.15 0.474 0.0314
0.95 246 -0.186 0.4044 0.0321
0.95 258 0.2785 0.5538 0.0345