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Measurement E151M2215

Experiment: EG4
Year: 2016

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).
Spokesperson: Xiaochao Zheng
Reaction: ep → π+n
Polarization: beam (longitudinal), target (longitudinal)
Quantity: ALL
εL: 0.5146
Q2: 0.205 GeV2
W: 1355.0 GeV
Ebeam: 2.999 GeV
ε: 0.9602

Slice: cos(θπ+) =

Measurement data
cos(θπ+) φ(π+), [deg] ALL uncertainty
-0.05 306.0 -0.0568 0.7228
0.05 54.0 -0.4548 0.7159
0.05 294.0 -0.2412 0.828
0.05 306.0 0.0391 0.8297
0.15 54.0 1.5108 0.6252
0.15 66.0 0.4376 0.5967
0.15 294.0 -0.9799 0.5454
0.15 306.0 0.8823 0.5686
0.25 54.0 -0.1414 0.6485
0.25 66.0 0.276 0.5366
0.25 78.0 -1.3843 0.6611
0.25 282.0 0.3656 0.8384
0.25 294.0 0.1985 0.5763
0.25 306.0 1.1035 0.5789
0.35 54.0 -0.266 0.7112
0.35 66.0 -0.436 0.5203
0.35 78.0 0.5559 0.7236
0.35 282.0 -0.1572 0.6696
0.35 294.0 0.0362 0.5854
0.35 306.0 -1.1557 0.6603
0.45 54.0 0.3675 0.7125
0.45 66.0 -0.6159 0.5949
0.45 78.0 0.8821 0.9025
0.45 90.0 -0.7366 0.9162
0.45 282.0 0.3882 0.5848
0.45 294.0 -0.9629 0.6374
0.45 306.0 -1.6303 0.7297
0.55 54.0 -0.631 0.792
0.55 66.0 -0.4195 0.6523
0.55 78.0 0.4573 0.6805
0.55 90.0 0.8455 0.6285
0.55 102.0 -0.0927 0.7407
0.55 258.0 -1.4198 0.8246
0.55 270.0 0.8581 0.5415
0.55 282.0 0.2131 0.6328
0.55 294.0 0.8937 0.6757
0.65 66.0 -0.1265 0.7276
0.65 78.0 1.1697 0.4306
0.65 90.0 0.302 0.4441
0.65 102.0 -0.473 0.4458
0.65 114.0 0.2573 0.661
0.65 246.0 1.4388 0.8102
0.65 258.0 -0.2451 0.4913
0.65 270.0 0.1076 0.4176
0.65 282.0 0.2243 0.4836
0.65 294.0 -0.252 0.6197
0.75 66.0 0.3946 0.7164
0.75 78.0 0.1291 0.3644
0.75 90.0 0.0759 0.3422
0.75 102.0 0.8276 0.3707
0.75 114.0 -0.0334 0.4677
0.75 126.0 -0.9141 0.5324
0.75 222.0 -1.8726 0.7996
0.75 234.0 -0.3841 0.5839
0.75 246.0 0.4453 0.4353
0.75 258.0 0.3825 0.3761
0.75 270.0 0.0656 0.3536
0.75 282.0 -0.0206 0.398
0.75 294.0 -0.2127 0.5042
0.75 306.0 -0.0649 0.7354
0.85 54.0 -0.2702 0.5735
0.85 66.0 1.0977 0.6154
0.85 78.0 0.4183 0.4631
0.85 90.0 0.2832 0.3706
0.85 102.0 0.4132 0.373
0.85 114.0 -0.0021 0.4251
0.85 126.0 0.2541 0.4591
0.85 138.0 -0.0836 0.5689
0.85 150.0 0.8375 0.7696
0.85 162.0 1.3887 0.7595
0.85 186.0 0.7458 0.9006
0.85 198.0 1.44 0.6946
0.85 210.0 0.24 0.5212
0.85 222.0 -0.0244 0.4978
0.85 234.0 -0.1261 0.4561
0.85 246.0 0.7024 0.3626
0.85 258.0 0.6436 0.3263
0.85 270.0 0.2605 0.346
0.85 282.0 0.3106 0.3535
0.85 294.0 -0.1786 0.3219
0.85 306.0 -0.03 0.4408
0.95 54.0 -1.1124 0.6209
0.95 78.0 -0.5 0.5832
0.95 90.0 -0.1248 0.4359
0.95 102.0 0.2034 0.4325
0.95 114.0 0.2788 0.4619
0.95 126.0 -0.6734 0.4816
0.95 138.0 0.6429 0.5606
0.95 150.0 0.0634 0.5887
0.95 162.0 -0.2158 0.6756
0.95 174.0 -0.2528 0.6684
0.95 186.0 0.6357 0.6658
0.95 198.0 0.4345 0.6689
0.95 210.0 0.7972 0.5844
0.95 222.0 0.0285 0.4572
0.95 234.0 1.0031 0.4291
0.95 246.0 -0.0798 0.4727
0.95 258.0 0.0125 0.3893
0.95 270.0 0.0852 0.3874
0.95 282.0 0.0805 0.3463
0.95 294.0 0.1615 0.3494
0.95 306.0 -0.4687 0.3509
0.95 318.0 0.4964 0.4873
Created in SINP MSU, CLAS Collaboration