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Measurement E151M1712

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: 0.3833
Q2: 0.0707 GeV2
W: 1265.0 GeV
Ebeam: 1.9889 GeV
ε: 0.9615

Slice: cos(θπ+) =

Measurement data
cos(θπ+) φ(π+), [deg] ALL uncertainty syst. uncert.
0.15 306.0 -0.2744 0.6145 0.0343
0.25 66.0 0.6149 0.5336 0.0478
0.25 78.0 -0.5966 0.6382 0.047
0.25 294.0 0.4515 0.592 0.0406
0.25 306.0 -0.4462 0.4426 0.0404
0.35 66.0 -0.2585 0.4269 0.0338
0.35 78.0 -0.001 0.3854 0.03
0.35 294.0 0.5059 0.5286 0.0429
0.35 306.0 0.5059 0.5826 0.0429
0.45 66.0 0.1379 0.3846 0.0311
0.45 78.0 0.1865 0.3358 0.0321
0.45 90.0 -0.3994 0.5232 0.0385
0.45 270.0 -0.0908 0.6677 0.0305
0.45 282.0 0.5406 0.4999 0.0444
0.45 294.0 -1.1133 0.4576 0.0738
0.55 66.0 0.392 0.699 0.0383
0.55 78.0 0.1075 0.3231 0.0307
0.55 90.0 -0.286 0.4247 0.0346
0.55 258.0 -0.7025 0.5209 0.0521
0.55 270.0 0.3867 0.4295 0.0381
0.55 282.0 0.2514 0.5283 0.0336
0.65 78.0 0.4918 0.4628 0.0423
0.65 90.0 0.2965 0.428 0.035
0.65 102.0 0.1874 0.5731 0.0321
0.65 114.0 -0.725 0.6447 0.0532
0.65 246.0 0.1051 0.5426 0.0307
0.65 258.0 -0.1071 0.3449 0.0307
0.65 270.0 -0.4207 0.3124 0.0394
0.65 282.0 -0.3758 0.361 0.0377
0.75 90.0 0.2771 0.646 0.0344
0.75 102.0 0.6828 0.4051 0.0511
0.75 114.0 -0.0643 0.4552 0.0303
0.75 126.0 -0.149 0.4911 0.0313
0.75 138.0 1.2201 0.5104 0.0798
0.75 234.0 -0.3026 0.4481 0.0352
0.75 246.0 0.3474 0.3395 0.0366
0.75 258.0 0.012 0.3103 0.03
0.75 270.0 -0.0208 0.2994 0.03
0.75 282.0 0.6481 0.4196 0.0494
0.85 90.0 0.5272 0.6121 0.0438
0.85 102.0 -0.2175 0.4362 0.0328
0.85 114.0 0.3245 0.3776 0.0359
0.85 126.0 0.5913 0.3536 0.0467
0.85 138.0 -0.1846 0.348 0.032
0.85 150.0 -0.0074 0.4558 0.03
0.85 162.0 -0.1346 0.4017 0.0311
0.85 174.0 0.4518 0.4861 0.0406
0.85 186.0 0.3415 0.5978 0.0364
0.85 198.0 -0.269 0.668 0.0341
0.85 210.0 0.0688 0.6388 0.0303
0.85 222.0 -0.3262 0.4562 0.0359
0.85 234.0 -0.5658 0.4338 0.0456
0.85 246.0 0.6876 0.3387 0.0513
0.85 258.0 -0.2054 0.3256 0.0325
0.85 270.0 -0.1663 0.3744 0.0316
0.95 102.0 -1.1963 0.5157 0.0785
0.95 114.0 -0.3465 0.4415 0.0366
0.95 126.0 -0.1622 0.3727 0.0316
0.95 138.0 0.858 0.3551 0.06
0.95 150.0 0.902 0.3516 0.0623
0.95 162.0 0.0933 0.37 0.0305
0.95 174.0 -0.1853 0.4123 0.032
0.95 186.0 -0.0073 0.4402 0.03
0.95 198.0 -0.3316 0.481 0.0361
0.95 210.0 -0.5351 0.454 0.0442
0.95 222.0 0.2152 0.4875 0.0327
0.95 234.0 0.2026 0.5309 0.0324
0.95 246.0 0.357 0.5925 0.037
0.95 258.0 0.0618 0.4734 0.0302
Created in SINP MSU, CLAS Collaboration