CLAS Physics Database

Measurement E76M51

Experiment: E99-107 CLAS experiment
Year: 2005

Measurement comment:

Epsilon for this measurement is ε = 0.8758

Experiment comment:

asymmetry
Spokespersons: V. D. Burkert, R. Minehart
Reaction: ep → π+n
Polarization: beam
Quantity: ALU
Q2: 1.87 — 2.23 GeV2
W: 1.58 — 1.62 GeV
x: 0.0
ε: 0.8758

Slice: cos(θπ) =

Measurement data
cos(θπ) φπ ALU uncertainty
-0.125 22.5 0.00796 0.02822
-0.125 67.5 0.0501 0.02488
-0.125 112.5 0.05368 0.0264
-0.125 157.5 0.02898 0.05636
-0.125 202.5 0.06837 0.05601
-0.125 247.5 -0.12572 0.02536
-0.125 292.5 -0.19132 0.02348
-0.125 337.5 -0.06289 0.02844
0.125 22.5 0.04604 0.02275
0.125 67.5 0.05648 0.02408
0.125 112.5 0.06473 0.02797
0.125 157.5 0.03171 0.07327
0.125 202.5 -0.12696 0.06896
0.125 247.5 -0.07766 0.02793
0.125 292.5 -0.06606 0.0242
0.125 337.5 0.06213 0.0225
-0.375 22.5 0.03048 0.03099
-0.375 67.5 0.01888 0.02592
-0.375 112.5 0.10746 0.02633
-0.375 157.5 0.19707 0.0404
-0.375 202.5 -0.02483 0.03782
-0.375 247.5 -0.07541 0.0267
-0.375 292.5 -0.1138 0.02359
-0.375 337.5 -0.14778 0.03072
0.375 22.5 0.03095 0.02201
0.375 67.5 -0.00392 0.02633
0.375 112.5 0.08517 0.02585
0.375 157.5 -0.07354 0.04629
0.375 202.5 -0.05041 0.04719
0.375 247.5 -0.04623 0.02613
0.375 292.5 -0.08717 0.02696
0.375 337.5 -0.08272 0.0208
-0.625 22.5 -0.01447 0.03241
-0.625 67.5 0.0001 0.02561
-0.625 112.5 0.07445 0.03073
-0.625 157.5 0.07761 0.0364
-0.625 202.5 -0.06186 0.0345
-0.625 247.5 -0.00777 0.02972
-0.625 292.5 -0.08503 0.0268
-0.625 337.5 0.04632 0.03297
0.625 22.5 0.00877 0.02271
0.625 67.5 0.04906 0.02797
0.625 112.5 0.10637 0.02832
0.625 157.5 0.04416 0.04229
0.625 202.5 0.04631 0.0396
0.625 247.5 0.02773 0.02809
0.625 292.5 -0.03748 0.02681
0.625 337.5 -0.0024 0.02289
-0.875 22.5 0.01863 0.06079
-0.875 67.5 -0.04448 0.05053
-0.875 112.5 0.01417 0.05064
-0.875 157.5 -0.06686 0.06289
-0.875 202.5 -0.23503 0.0606
-0.875 247.5 -0.0148 0.05294
-0.875 292.5 -0.1364 0.05189
-0.875 337.5 -0.2016 0.06288
0.875 22.5 -0.023 0.02354
0.875 67.5 0.03574 0.02126
0.875 112.5 0.02654 0.0216
0.875 157.5 0.00907 0.01895
0.875 202.5 -0.03456 0.01879
0.875 247.5 -0.01319 0.02147
0.875 292.5 -0.02891 0.0208
0.875 337.5 -0.02473 0.02349