CLAS Physics Database

Measurement E40M19

Experiment: EG1
Year: 2000
Spokespersons: P. Stoler, V. Burkert, R. Minehart
Reaction: ep → π0p
Polarization: beam, target (longitudinal)
Quantity: Aet
Q2: 0.452 — 0.77 GeV2
W: 1.2 — 1.25 GeV
Publication:
A. S. Biselli, V. D. Burkert, and CLAS Collaboration First measurement of target and double spin asymmetries for polarized e- polarized p → e p π0 in the nucleon resonance region above the Δ(1232) // PRC 78, 045204 (2008)

Slice: cos(θ) = dimensionless

Measurement data
cos(θ) φ, [deg] Aet uncertainty
-0.9 -168.0 0.752 0.194
-0.7 -168.0 -0.261 0.176
-0.5 -168.0 -0.16 0.148
-0.3 -168.0 -0.696 0.173
-0.1 -168.0 -0.859 0.171
0.1 -168.0 -0.82 0.127
0.3 -168.0 -0.957 0.15
0.5 -168.0 -0.595 0.127
0.7 -168.0 -0.604 0.193
0.9 -168.0 -0.25 0.131
-0.9 -144.0 0.563 0.139
-0.7 -144.0 0.068 0.177
-0.5 -144.0 -0.361 0.133
-0.3 -144.0 -0.381 0.111
-0.1 -144.0 -0.652 0.102
0.1 -144.0 -0.495 0.082
0.3 -144.0 -0.615 0.084
0.5 -144.0 -0.442 0.096
0.7 -144.0 -0.369 0.1
0.9 -144.0 -0.179 0.132
-0.9 -120.0 0.373 0.134
-0.7 -120.0 -0.142 0.1
-0.5 -120.0 -0.245 0.084
-0.3 -120.0 -0.35 0.074
-0.1 -120.0 -0.304 0.066
0.1 -120.0 -0.506 0.069
0.3 -120.0 -0.375 0.07
0.5 -120.0 -0.306 0.064
0.7 -120.0 -0.101 0.077
0.9 -120.0 0.047 0.1
-0.9 -96.0 -0.107 0.106
-0.7 -96.0 -0.144 0.103
-0.5 -96.0 -0.198 0.073
-0.3 -96.0 -0.276 0.064
-0.1 -96.0 -0.38 0.061
0.1 -96.0 -0.303 0.057
0.3 -96.0 -0.258 0.066
0.5 -96.0 -0.208 0.066
0.7 -96.0 -0.093 0.078
0.9 -96.0 0.198 0.109
-0.9 -72.0 -0.134 0.108
-0.7 -72.0 -0.209 0.084
-0.5 -72.0 -0.202 0.08
-0.3 -72.0 -0.281 0.064
-0.1 -72.0 -0.375 0.066
0.1 -72.0 -0.381 0.064
0.3 -72.0 -0.275 0.068
0.5 -72.0 -0.105 0.076
0.7 -72.0 -0.194 0.084
0.9 -72.0 0.25 0.127
-0.9 -48.0 -0.22 0.137
-0.7 -48.0 -0.58 0.087
-0.5 -48.0 -0.524 0.096
-0.3 -48.0 -0.32 0.089
-0.1 -48.0 -0.405 0.096
0.1 -48.0 -0.328 0.133
0.3 -48.0 -0.36 0.138
0.5 -48.0 -0.166 0.153
0.7 -48.0 0.013 0.118
0.9 -48.0 0.223 0.136
-0.9 -24.0 -0.466 0.136
-0.7 -24.0 -0.539 0.106
-0.5 -24.0 -0.653 0.141
-0.3 -24.0 -0.81 0.139
-0.1 -24.0 -0.642 0.211
0.1 -24.0 -0.604 0.272
0.3 -24.0 -0.431 0.212
0.5 -24.0 0.387 0.316
0.7 -24.0 -0.013 0.335
0.9 -24.0 0.737 0.161
-0.9 0.0 -0.296 0.142
-0.7 0.0 -0.694 0.144
-0.5 0.0 -0.297 0.109
-0.3 0.0 -0.557 0.152
-0.1 0.0 -0.46 0.195
0.1 0.0 -0.382 0.275
0.3 0.0 0.09 0.214
0.5 0.0 0.201 0.236
0.7 0.0 0.107 0.227
0.9 0.0 0.606 0.275
-0.9 24.0 -0.38 0.127
-0.7 24.0 -0.4 0.117
-0.5 24.0 -0.469 0.115
-0.3 24.0 -0.534 0.138
-0.1 24.0 -0.378 0.19
0.1 24.0 -0.335 0.28
0.3 24.0 -0.289 0.245
0.5 24.0 -0.169 0.211
0.7 24.0 -0.066 0.198
0.9 24.0 0.698 0.25
-0.9 48.0 -0.147 0.133
-0.7 48.0 -0.283 0.085
-0.5 48.0 -0.431 0.088
-0.3 48.0 -0.367 0.08
-0.1 48.0 -0.511 0.091
0.1 48.0 -0.536 0.104
0.3 48.0 -0.385 0.12
0.5 48.0 -0.226 0.119
0.7 48.0 0.202 0.127
0.9 48.0 0.315 0.162
-0.9 72.0 -0.153 0.123
-0.7 72.0 -0.256 0.085
-0.5 72.0 -0.404 0.075
-0.3 72.0 -0.466 0.063
-0.1 72.0 -0.3 0.06
0.1 72.0 -0.424 0.061
0.3 72.0 -0.165 0.064
0.5 72.0 -0.102 0.068
0.7 72.0 -0.074 0.077
0.9 72.0 0.15 0.119
-0.9 96.0 0.257 0.121
-0.7 96.0 -0.285 0.081
-0.5 96.0 -0.22 0.064
-0.3 96.0 -0.304 0.058
-0.1 96.0 -0.283 0.059
0.1 96.0 -0.299 0.058
0.3 96.0 -0.266 0.059
0.5 96.0 -0.282 0.068
0.7 96.0 -0.221 0.082
0.9 96.0 0.032 0.115
-0.9 120.0 0.295 0.11
-0.7 120.0 -0.081 0.085
-0.5 120.0 -0.392 0.084
-0.3 120.0 -0.26 0.07
-0.1 120.0 -0.424 0.072
0.1 120.0 -0.407 0.073
0.3 120.0 -0.36 0.066
0.5 120.0 -0.313 0.071
0.7 120.0 -0.218 0.081
0.9 120.0 -0.11 0.143
-0.9 144.0 0.219 0.123
-0.7 144.0 -0.084 0.128
-0.5 144.0 -0.272 0.116
-0.3 144.0 -0.492 0.102
-0.1 144.0 -0.751 0.099
0.1 144.0 -0.802 0.101
0.3 144.0 -0.688 0.087
0.5 144.0 -0.524 0.095
0.7 144.0 -0.267 0.09
0.9 144.0 -0.082 0.13
-0.9 168.0 0.701 0.175
-0.7 168.0 0.183 0.168
-0.5 168.0 -0.548 0.152
-0.3 168.0 -0.346 0.113
-0.1 168.0 -1.125 0.184
0.1 168.0 -0.836 0.13
0.3 168.0 -0.817 0.119
0.5 168.0 -0.717 0.118
0.7 168.0 -0.544 0.14
0.9 168.0 -0.143 0.134