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Measurement E151M2000

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: 0.2257
Q2: 0.0707 GeV2
W: 1355.0 GeV
Ebeam: 2.2596 GeV
ε: 0.9542

Slice: cos(θπ+) =

Measurement data
cos(θπ+) φ(π+), [deg] ALL uncertainty
0.15 306.0 -0.3362 0.478
0.25 54.0 -0.0332 0.605
0.25 66.0 -0.0032 0.4201
0.25 78.0 0.2571 0.5735
0.25 294.0 -0.1957 0.4971
0.25 306.0 0.4868 0.4177
0.35 66.0 0.0212 0.404
0.35 78.0 -0.6004 0.4031
0.35 282.0 -0.1066 0.4846
0.35 294.0 -0.0746 0.3923
0.35 306.0 -0.2255 0.4195
0.45 66.0 -0.329 0.4076
0.45 78.0 -0.0249 0.3783
0.45 90.0 -0.1037 0.4928
0.45 270.0 1.0088 0.5563
0.45 282.0 0.4639 0.3645
0.45 294.0 -0.2049 0.3471
0.45 306.0 -0.9763 0.487
0.55 66.0 -0.5967 0.4517
0.55 78.0 0.2755 0.4038
0.55 90.0 -0.0445 0.5164
0.55 102.0 -0.1697 0.6119
0.55 114.0 0.1092 1.4875
0.55 258.0 1.9395 1.1878
0.55 270.0 -0.6412 0.4454
0.55 282.0 -0.5059 0.4485
0.55 294.0 0.5302 0.4111
0.65 66.0 -0.3244 0.6566
0.65 78.0 1.5237 0.478
0.65 90.0 -0.2439 0.4801
0.65 102.0 0.5846 0.5186
0.65 114.0 0.076 0.4679
0.65 126.0 -0.3767 0.5814
0.65 222.0 -0.2426 0.8029
0.65 234.0 -0.327 0.5688
0.65 246.0 -0.1002 0.4534
0.65 258.0 0.5878 0.4531
0.65 270.0 0.3446 0.3874
0.65 282.0 -0.8056 0.5139
0.75 78.0 0.5336 0.625
0.75 90.0 0.5226 0.6177
0.75 102.0 0.3333 0.4552
0.75 114.0 0.4925 0.4103
0.75 126.0 0.3306 0.4233
0.75 138.0 -0.3586 0.4825
0.75 150.0 0.2519 0.7043
0.75 210.0 0.7731 0.705
0.75 222.0 -0.6307 0.5818
0.75 234.0 0.1114 0.4139
0.75 246.0 0.6574 0.391
0.75 258.0 0.6201 0.4129
0.75 270.0 -0.4678 0.479
0.75 282.0 0.5043 0.6327
0.85 102.0 0.8029 0.5629
0.85 114.0 -0.2288 0.4313
0.85 126.0 0.7229 0.5086
0.85 138.0 0.2909 0.5426
0.85 150.0 0.5054 0.6653
0.85 198.0 -1.4654 1.639
0.85 210.0 0.6221 0.6725
0.85 222.0 -0.9836 0.4932
0.85 234.0 0.7042 0.482
0.85 246.0 -0.0371 0.4385
0.85 258.0 -0.3674 0.4375
0.85 270.0 0.5069 0.4379
0.95 150.0 -4.7888 4.8832
0.95 198.0 -3.334 4.526
0.95 222.0 -3.9248 3.4543
0.95 234.0 3.6179 3.3473
0.95 246.0 -4.8434 3.5829
0.95 258.0 0.1281 3.3659
0.85 282.0 0.0895 0.7165
0.95 138.0 0.7627 1.2105
0.95 150.0 -1.0992 1.338
0.95 198.0 -0.0213 1.3808
0.95 210.0 0.0092 1.3887
0.95 222.0 1.5962 1.0374
0.95 234.0 -0.6978 1.0621
0.95 246.0 -1.7053 1.0307
0.95 258.0 -1.7342 0.854
Created in SINP MSU, CLAS Collaboration