CLAS Physics Database

Measurement E40M26

Experiment: EG1
Year: 2000
Spokespersons: P. Stoler, V. Burkert, R. Minehart
Reaction: ep → π0p
Polarization: beam, target (longitudinal)
Quantity: At
Q2: 0.187 — 0.317 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] At uncertainty
-0.9 -168.0 -0.117 0.18
-0.7 -168.0 -0.003 0.153
-0.5 -168.0 -0.156 0.12
-0.3 -168.0 -0.436 0.14
-0.1 -168.0 -0.291 0.111
0.1 -168.0 -0.176 0.075
0.3 -168.0 -0.075 0.072
0.5 -168.0 -0.259 0.078
0.7 -168.0 -0.204 0.082
0.9 -168.0 0.126 0.125
-0.9 -144.0 -0.026 0.117
-0.7 -144.0 -0.141 0.066
-0.5 -144.0 -0.206 0.048
-0.3 -144.0 -0.273 0.05
-0.1 -144.0 -0.294 0.044
0.1 -144.0 -0.266 0.049
0.3 -144.0 -0.153 0.057
0.5 -144.0 -0.194 0.068
0.7 -144.0 -0.237 0.089
0.9 -144.0 -0.078 0.163
-0.9 -120.0 -0.032 0.075
-0.7 -120.0 -0.058 0.048
-0.5 -120.0 -0.189 0.038
-0.3 -120.0 -0.23 0.033
-0.1 -120.0 -0.226 0.034
0.1 -120.0 -0.236 0.034
0.3 -120.0 -0.223 0.045
0.5 -120.0 -0.266 0.064
0.7 -120.0 -0.128 0.088
0.9 -120.0 -0.126 0.121
-0.9 -96.0 -0.015 0.083
-0.7 -96.0 -0.092 0.04
-0.5 -96.0 -0.14 0.035
-0.3 -96.0 -0.145 0.034
-0.1 -96.0 -0.154 0.035
0.1 -96.0 -0.114 0.036
0.3 -96.0 -0.124 0.038
0.5 -96.0 -0.106 0.044
0.7 -96.0 -0.101 0.068
0.9 -96.0 -0.179 0.104
-0.9 -72.0 -0.059 0.071
-0.7 -72.0 -0.044 0.044
-0.5 -72.0 -0.033 0.041
-0.9 -48.0 0.069 0.073
-0.9 -24.0 -0.217 0.12
-0.9 0.0 -0.027 0.097
-0.9 24.0 0.038 0.074
-0.9 48.0 -0.143 0.058
-0.9 72.0 -0.072 0.063
-0.7 72.0 0.016 0.039
-0.5 72.0 -0.017 0.035
-0.9 96.0 -0.091 0.058
-0.7 96.0 -0.044 0.04
-0.5 96.0 0.107 0.036
-0.3 96.0 0.113 0.033
-0.1 96.0 0.114 0.035
0.1 96.0 0.059 0.034
0.3 96.0 0.075 0.033
0.5 96.0 0.12 0.04
0.7 96.0 0.136 0.046
0.9 96.0 0.085 0.103
-0.9 120.0 0.044 0.061
-0.7 120.0 0.053 0.047
-0.5 120.0 0.105 0.043
-0.3 120.0 0.112 0.039
-0.1 120.0 0.152 0.038
0.1 120.0 0.149 0.039
0.3 120.0 0.07 0.039
0.5 120.0 0.18 0.048
0.7 120.0 0.048 0.063
0.9 120.0 -0.05 0.147
-0.9 144.0 0.174 0.075
-0.7 144.0 0.048 0.059
-0.5 144.0 0.138 0.053
-0.3 144.0 0.244 0.053
-0.1 144.0 0.193 0.054
0.1 144.0 0.164 0.052
0.3 144.0 0.098 0.055
0.5 144.0 0.216 0.075
0.7 144.0 -0.075 0.062
0.9 144.0 0.046 0.186
-0.9 168.0 -0.051 0.149
-0.7 168.0 0.012 0.107
-0.5 168.0 0.001 0.089
-0.3 168.0 0.045 0.097
-0.1 168.0 0.213 0.106
0.1 168.0 0.097 0.088
0.3 168.0 0.021 0.083
0.5 168.0 0.007 0.095
0.7 168.0 -0.358 0.252
0.9 168.0 -0.089 0.13