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Measurement E151M2215

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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: ALL,

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

Q2 : 0.205 GeV2
W : 1355 GeV
ε : 0.9602
Ebeam : 2.999 GeV
εL: 0.5146 

Select data slice:
cos(θπ+) =
Observable quantity measured (Y axis): ALL,
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 		ALL Stat. error Syst. error
-0.05 306 -0.0568 0.7228 0.0303
0.05 54 -0.4548 0.7159 0.0446
0.05 294 -0.2412 0.828 0.0347
0.05 306 0.0391 0.8297 0.0301
0.15 54 1.5108 0.6252 0.1136
0.15 66 0.4376 0.5967 0.0437
0.15 294 -0.9799 0.5454 0.0771
0.15 306 0.8823 0.5686 0.0707
0.25 54 -0.1414 0.6485 0.0317
0.25 66 0.276 0.5366 0.0361
0.25 78 -1.3843 0.6611 0.1048
0.25 282 0.3656 0.8384 0.04
0.25 294 0.1985 0.5763 0.0333
0.25 306 1.1035 0.5789 0.0855
0.35 54 -0.266 0.7112 0.0357
0.35 66 -0.436 0.5203 0.0436
0.35 78 0.5559 0.7236 0.0502
0.35 282 -0.1572 0.6696 0.0321
0.35 294 0.0362 0.5854 0.0301
0.35 306 -1.1557 0.6603 0.089
0.45 54 0.3675 0.7125 0.0401
0.45 66 -0.6159 0.5949 0.0538
0.45 78 0.8821 0.9025 0.0707
0.45 90 -0.7366 0.9162 0.0613
0.45 282 0.3882 0.5848 0.0411
0.45 294 -0.9629 0.6374 0.076
0.45 306 -1.6303 0.7297 0.122
0.55 54 -0.631 0.792 0.0547
0.55 66 -0.4195 0.6523 0.0427
0.55 78 0.4573 0.6805 0.0447
0.55 90 0.8455 0.6285 0.0683
0.55 102 -0.0927 0.7407 0.0307
0.55 258 -1.4198 0.8246 0.1072
0.55 270 0.8581 0.5415 0.0691
0.55 282 0.2131 0.6328 0.0337
0.55 294 0.8937 0.6757 0.0714
0.65 66 -0.1265 0.7276 0.0314
0.65 78 1.1697 0.4306 0.09
0.65 90 0.302 0.4441 0.0371
0.65 102 -0.473 0.4458 0.0456
0.65 114 0.2573 0.661 0.0353
0.65 246 1.4388 0.8102 0.1086
0.65 258 -0.2451 0.4913 0.0349
0.65 270 0.1076 0.4176 0.031
0.65 282 0.2243 0.4836 0.0341
0.65 294 -0.252 0.6197 0.0351
0.75 66 0.3946 0.7164 0.0415
0.75 78 0.1291 0.3644 0.0314
0.75 90 0.0759 0.3422 0.0305
0.75 102 0.8276 0.3707 0.0671
0.75 114 -0.0334 0.4677 0.0301
0.75 126 -0.9141 0.5324 0.0728
0.75 222 -1.8726 0.7996 0.1391
0.75 234 -0.3841 0.5839 0.0409
0.75 246 0.4453 0.4353 0.0441
0.75 258 0.3825 0.3761 0.0409
0.75 270 0.0656 0.3536 0.0304
0.75 282 -0.0206 0.398 0.03
0.75 294 -0.2127 0.5042 0.0337
0.75 306 -0.0649 0.7354 0.0304
0.85 54 -0.2702 0.5735 0.0358
0.85 66 1.0977 0.6154 0.0851
0.85 78 0.4183 0.4631 0.0427
0.85 90 0.2832 0.3706 0.0364
0.85 102 0.4132 0.373 0.0424
0.85 114 -0.0021 0.4251 0.03
0.85 126 0.2541 0.4591 0.0352
0.85 138 -0.0836 0.5689 0.0306
0.85 150 0.8375 0.7696 0.0677
0.85 162 1.3887 0.7595 0.1051
0.85 186 0.7458 0.9006 0.0618
0.85 198 1.44 0.6946 0.1086
0.85 210 0.24 0.5212 0.0347
0.85 222 -0.0244 0.4978 0.0301
0.85 234 -0.1261 0.4561 0.0314
0.85 246 0.7024 0.3626 0.0591
0.85 258 0.6436 0.3263 0.0555
0.85 270 0.2605 0.346 0.0355
0.85 282 0.3106 0.3535 0.0375
0.85 294 -0.1786 0.3219 0.0327
0.85 306 -0.03 0.4408 0.0301
0.95 54 -1.1124 0.6209 0.0861
0.95 78 -0.5 0.5832 0.0471
0.95 90 -0.1248 0.4359 0.0313
0.95 102 0.2034 0.4325 0.0334
0.95 114 0.2788 0.4619 0.0362
0.95 126 -0.6734 0.4816 0.0573
0.95 138 0.6429 0.5606 0.0554
0.95 150 0.0634 0.5887 0.0304
0.95 162 -0.2158 0.6756 0.0338
0.95 174 -0.2528 0.6684 0.0352
0.95 186 0.6357 0.6658 0.055
0.95 198 0.4345 0.6689 0.0435
0.95 210 0.7972 0.5844 0.0651
0.95 222 0.0285 0.4572 0.0301
0.95 234 1.0031 0.4291 0.0787
0.95 246 -0.0798 0.4727 0.0306
0.95 258 0.0125 0.3893 0.03
0.95 270 0.0852 0.3874 0.0306
0.95 282 0.0805 0.3463 0.0306
0.95 294 0.1615 0.3494 0.0322
0.95 306 -0.4687 0.3509 0.0453
0.95 318 0.4964 0.4873 0.0469