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Measurement E151M2662

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: ALU
εL: 0.1817
Q2: 0.0245 GeV2
W: 1235.0 GeV
Ebeam: 1.3383 GeV
ε: 0.9452

Slice: cos(θπ+) =

Measurement data
cos(θπ+) φ(π+), [deg] ALU uncertainty
0.25 42.0 0.1409 0.2438
0.25 54.0 0.1288 0.2126
0.35 30.0 -0.1271 0.2512
0.35 42.0 0.2415 0.2357
0.35 54.0 0.2782 0.2595
0.45 42.0 -0.1602 0.2346
0.45 270.0 0.0262 0.2077
0.45 282.0 -0.0873 0.2451
0.55 246.0 -0.0266 0.1888
0.55 258.0 -0.2871 0.1638
0.55 270.0 -0.2813 0.1453
0.55 282.0 0.0885 0.2201
0.65 234.0 -0.0868 0.1847
0.65 246.0 -0.0424 0.1425
0.65 258.0 0.0477 0.1244
0.65 270.0 -0.0064 0.1465
0.65 282.0 -0.4563 0.156
0.75 126.0 -0.2555 0.2461
0.75 138.0 0.3879 0.1848
0.75 150.0 0.0322 0.1795
0.75 162.0 0.1709 0.191
0.75 174.0 -0.2143 0.1972
0.75 186.0 -0.026 0.2037
0.75 222.0 -0.1703 0.2384
0.75 234.0 -0.005 0.194
0.75 246.0 -0.0319 0.1412
0.75 258.0 -0.0383 0.1415
0.75 270.0 0.0707 0.1438
0.75 282.0 -0.0718 0.2291
0.85 126.0 0.4106 0.2124
0.85 138.0 -0.2433 0.1856
0.85 150.0 0.2885 0.1751
0.85 162.0 0.0917 0.172
0.85 174.0 -0.1182 0.1879
0.85 186.0 -0.0831 0.1945
0.85 198.0 0.291 0.2044
0.85 210.0 -0.2675 0.2506
0.85 222.0 -0.038 0.2179
0.85 234.0 0.1221 0.182
0.85 246.0 -0.215 0.1704
0.85 258.0 -0.0212 0.191
0.85 270.0 -0.2636 0.2435
0.95 162.0 -0.1433 0.2828
0.15 42.0 -0.2315 0.3855
0.25 30.0 -0.2673 0.3348
0.25 42.0 0.2321 0.339
0.25 54.0 0.6799 0.2221
0.35 42.0 0.0673 0.3045
0.45 270.0 0.1426 0.2971
0.45 282.0 0.6712 0.2728
0.55 246.0 0.0006 0.3364
0.55 258.0 0.2841 0.225
0.55 270.0 -0.1638 0.2236
0.55 282.0 -0.4152 0.2897
0.65 234.0 -0.1988 0.3067
0.65 246.0 -0.0073 0.2245
0.65 258.0 0.0189 0.2101
0.65 270.0 -0.1492 0.2043
0.65 282.0 -0.0605 0.31
0.75 126.0 0.3997 0.2542
0.75 138.0 -0.2484 0.3131
0.75 150.0 0.0131 0.3148
0.75 162.0 -0.3631 0.2322
0.75 174.0 -0.5395 0.2327
0.75 186.0 -0.245 0.3775
0.75 198.0 0.195 0.3616
0.75 210.0 -0.4945 0.267
0.75 222.0 0.4562 0.3469
0.75 234.0 -0.2083 0.2522
0.75 246.0 0.0368 0.2014
0.75 258.0 -0.2843 0.2065
0.75 270.0 -0.0999 0.2716
0.75 282.0 0.1381 0.3529
0.85 126.0 0.6237 0.1892
0.85 138.0 -0.3198 0.2299
0.85 150.0 0.5045 0.1878
0.85 162.0 0.0475 0.2213
0.85 174.0 0.2932 0.2572
0.85 186.0 -0.2933 0.3381
0.85 198.0 0.374 0.2635
0.85 210.0 0.7406 0.2995
0.85 222.0 -0.4108 0.2275
0.85 234.0 0.2133 0.2689
0.85 246.0 -0.0363 0.2347
0.85 258.0 0.675 0.1776
0.85 270.0 0.1349 0.3048
Created in SINP MSU, CLAS Collaboration