CLAS Physics Database

Measurement E76M16

Experiment: E99-107 CLAS experiment
Year: 2005

Measurement comment:

Epsilon for this measurement is ε = 0.9179

Experiment comment:

asymmetry
Spokespersons: V. D. Burkert, R. Minehart
Reaction: ep → π+n
Polarization: beam
Quantity: ALU
Q2: 1.87 — 2.23 GeV2
W: 1.26 — 1.3 GeV
x: 0.0
ε: 0.9179

Slice: cos(θπ) =

Measurement data
cos(θπ) φπ ALU uncertainty
-0.125 22.5 0.06339 0.02901
-0.125 67.5 -0.02773 0.03075
-0.125 112.5 -0.03207 0.02422
-0.125 157.5 -0.0406 0.05375
-0.125 202.5 -0.017 0.05428
-0.125 247.5 -0.03568 0.02392
-0.125 292.5 0.02323 0.03002
-0.125 337.5 0.01817 0.02867
0.125 22.5 -0.05933 0.02205
0.125 67.5 -0.00089 0.02658
0.125 112.5 0.0626 0.0245
0.125 157.5 -0.0461 0.05557
0.125 202.5 0.18549 0.05759
0.125 247.5 -0.01026 0.0235
0.125 292.5 0.0386 0.02637
0.125 337.5 -0.04718 0.02213
-0.375 22.5 0.01829 0.03651
-0.375 67.5 0.04508 0.04019
-0.375 112.5 0.13451 0.0329
-0.375 247.5 0.0268 0.03256
-0.375 292.5 0.02251 0.03784
-0.375 337.5 0.058 0.03702
0.375 22.5 -0.00935 0.01885
0.375 67.5 0.03434 0.02218
0.375 112.5 0.00163 0.02841
0.375 157.5 -0.04748 0.0425
0.375 202.5 0.00851 0.04264
0.375 247.5 -0.04981 0.02848
0.375 292.5 -0.01018 0.02164
0.375 337.5 -0.01814 0.01838
-0.625 22.5 -0.06693 0.06106
-0.625 67.5 0.01139 0.04837
-0.625 112.5 -0.1486 0.05398
-0.625 247.5 0.12532 0.05657
-0.625 292.5 0.08732 0.04461
-0.625 337.5 -0.10506 0.06595
0.625 22.5 -0.00505 0.01537
0.625 67.5 0.02794 0.01881
0.625 112.5 0.01864 0.0251
0.625 157.5 -0.01387 0.02546
0.625 202.5 0.01676 0.02416
0.625 247.5 -0.04099 0.02506
0.625 292.5 -0.04329 0.01842
0.625 337.5 0.01192 0.0156
-0.875 22.5 0.08074 0.22252
-0.875 67.5 0.09979 0.14324
-0.875 112.5 -0.35787 0.29502
-0.875 157.5 0.27322 0.11689
-0.875 202.5 0.26945 0.11555
-0.875 247.5 -0.64092 0.34499
-0.875 292.5 0.09879 0.14966
-0.875 337.5 0.07815 0.23251
0.875 22.5 0.0359 0.01501
0.875 67.5 -0.02474 0.0159
0.875 112.5 -0.03431 0.01784
0.875 157.5 0.02997 0.01728
0.875 202.5 -0.00177 0.01704
0.875 247.5 0.0219 0.01776
0.875 292.5 0.02592 0.01561
0.875 337.5 0.00755 0.01458