CLAS Physics Database

Measurement E76M17

Experiment: E99-107 CLAS experiment
Year: 2005

Measurement comment:

Epsilon for this measurement is ε = 0.8946

Experiment comment:

asymmetry
Spokespersons: V. D. Burkert, R. Minehart
Reaction: ep → π+n
Polarization: beam
Quantity: ALU
Q2: 2.23 — 2.66 GeV2
W: 1.26 — 1.3 GeV
x: 0.0
ε: 0.8946

Slice: cos(θπ) =

Measurement data
cos(θπ) φπ ALU uncertainty
-0.125 22.5 0.07433 0.03133
-0.125 67.5 -0.04482 0.03473
-0.125 112.5 0.04495 0.02867
-0.125 157.5 -0.204 0.06309
-0.125 202.5 -0.04275 0.06737
-0.125 247.5 0.08681 0.02725
-0.125 292.5 -0.08458 0.03341
-0.125 337.5 0.05085 0.03171
0.125 22.5 0.08083 0.02552
0.125 67.5 -0.02021 0.02854
0.125 112.5 -0.01081 0.03057
0.125 157.5 0.08651 0.06867
0.125 202.5 -0.03421 0.07269
0.125 247.5 -0.06354 0.03103
0.125 292.5 -0.09392 0.02865
0.125 337.5 -0.0206 0.02504
-0.375 22.5 -0.00298 0.04025
-0.375 67.5 0.07048 0.04412
-0.375 112.5 0.12368 0.03817
-0.375 247.5 -0.03097 0.03471
-0.375 292.5 -0.04927 0.04446
-0.375 337.5 -0.0787 0.04176
0.375 22.5 0.00015 0.02053
0.375 67.5 -0.02324 0.02503
0.375 112.5 0.0783 0.03308
0.375 157.5 0.03159 0.04565
0.375 202.5 -0.07549 0.04215
0.375 247.5 -0.05767 0.03445
0.375 292.5 -0.05911 0.02553
0.375 337.5 0.04344 0.0202
-0.625 22.5 0.01193 0.05805
-0.625 67.5 -0.26457 0.05358
-0.625 112.5 0.08309 0.06097
-0.625 247.5 0.15006 0.06271
-0.625 292.5 0.049 0.04925
-0.625 337.5 0.00497 0.06176
0.625 22.5 0.00967 0.01783
0.625 67.5 0.02333 0.02132
0.625 112.5 0.07472 0.02843
0.625 157.5 -0.00249 0.02853
0.625 202.5 -0.04474 0.02705
0.625 247.5 -0.01954 0.02895
0.625 292.5 -0.01499 0.02179
0.625 337.5 -0.02138 0.01792
-0.875 202.5 -1.42857 0.02198
0.875 22.5 0.00509 0.01748
0.875 67.5 0.024 0.01958
0.875 112.5 0.02036 0.02024
0.875 157.5 -0.03732 0.02112
0.875 202.5 -0.07909 0.02105
0.875 247.5 0.06322 0.01999
0.875 292.5 -0.02372 0.01989
0.875 337.5 0.0532 0.01802