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Measurement E151M1774

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: 0.2524
Q2: 0.101 GeV2
W: 1385.0 GeV
Ebeam: 1.9889 GeV
ε: 0.9207

Slice: cos(θπ+) =

Measurement data
cos(θπ+) φ(π+), [deg] ALL uncertainty
0.25 66.0 0.9439 0.5926
0.25 78.0 0.8225 0.6826
0.25 294.0 0.3728 0.592
0.25 306.0 -0.5388 0.7211
0.35 66.0 0.0496 0.5992
0.35 78.0 -1.2138 0.6351
0.35 282.0 0.1843 0.7239
0.35 294.0 0.53 0.6158
0.35 306.0 -0.1038 0.654
0.45 66.0 0.0562 0.604
0.45 78.0 0.795 0.5186
0.45 90.0 -0.1503 0.8131
0.45 282.0 0.3868 0.5172
0.45 294.0 -0.5478 0.5965
0.55 66.0 -0.517 0.6002
0.55 78.0 -0.1397 0.5909
0.55 90.0 0.5579 0.7374
0.55 102.0 0.9267 0.7018
0.55 114.0 1.4223 0.7113
0.55 246.0 0.512 0.7748
0.55 258.0 -0.1271 0.646
0.55 270.0 0.3149 0.6935
0.55 282.0 -0.4933 0.6364
0.55 294.0 0.6005 0.6428
0.65 66.0 -0.4218 0.6411
0.65 78.0 1.5618 0.6793
0.65 90.0 0.6688 0.7829
0.65 102.0 0.7349 0.633
0.65 114.0 -0.3248 0.5303
0.65 126.0 0.9532 0.6564
0.65 234.0 -0.2957 0.6326
0.65 246.0 0.3789 0.5627
0.65 258.0 0.0542 0.544
0.65 270.0 -0.151 0.7246
0.75 90.0 -0.3561 0.7119
0.75 102.0 -0.176 0.5058
0.75 114.0 0.144 0.4513
0.75 126.0 -1.1476 0.4815
0.75 138.0 1.4909 0.5171
0.75 150.0 -0.5545 0.7985
0.75 210.0 0.1898 0.6604
0.75 222.0 -0.0754 0.5411
0.75 234.0 0.13 0.5002
0.75 246.0 -0.6357 0.4716
0.75 258.0 0.116 0.4245
0.75 270.0 0.0738 0.6199
0.75 282.0 0.8649 0.7219
0.85 90.0 -0.4934 0.6783
0.85 102.0 0.9574 0.5111
0.85 114.0 0.3494 0.4377
0.85 126.0 0.8147 0.5112
0.85 138.0 0.6159 0.544
0.85 150.0 0.9162 0.5955
0.85 162.0 0.7407 0.8452
0.85 210.0 -1.1001 0.5985
0.85 222.0 -0.0593 0.5804
0.85 234.0 0.3368 0.5103
0.85 246.0 0.2351 0.4433
0.85 258.0 -0.0105 0.4344
0.85 270.0 -0.0805 0.5252
0.85 282.0 0.1505 0.5378
0.95 90.0 -0.0874 0.703
0.95 102.0 -1.2871 0.7204
0.95 114.0 0.3181 0.7009
0.95 126.0 0.1566 0.7437
0.95 222.0 0.3043 0.5253
0.95 234.0 0.5091 0.487
0.95 246.0 0.5725 0.4487
0.95 258.0 0.359 0.467
0.95 270.0 0.1336 0.4549
Created in SINP MSU, CLAS Collaboration