CLAS Physics Database

Measurement E40M5

Experiment: EG1
Year: 2000
Spokespersons: P. Stoler, V. Burkert, R. Minehart
Reaction: ep → π0p
Polarization: beam, target (longitudinal)
Quantity: Aet
Q2: 0.187 — 0.317 GeV2
W: 1.3 — 1.4 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 0.717 0.573
-0.9 -144.0 -0.388 0.611
-0.7 -144.0 0.202 0.157
-0.5 -144.0 0.156 0.16
-0.3 -144.0 -0.129 0.28
-0.1 -144.0 -0.319 0.301
0.1 -144.0 0.086 0.16
0.3 -144.0 -0.475 0.192
0.5 -144.0 -0.112 0.273
0.7 -144.0 -0.227 0.408
-0.9 -120.0 -0.103 0.493
-0.7 -120.0 0.021 0.135
-0.5 -120.0 0.273 0.148
-0.3 -120.0 -0.015 0.14
-0.1 -120.0 0.016 0.21
0.1 -120.0 0.06 0.154
0.3 -120.0 -0.265 0.131
0.5 -120.0 -0.104 0.198
0.7 -120.0 -0.204 0.309
-0.9 -96.0 -0.054 0.284
-0.7 -96.0 0.049 0.125
-0.5 -96.0 -0.117 0.096
-0.3 -96.0 -0.037 0.082
-0.1 -96.0 -0.108 0.093
0.1 -96.0 -0.354 0.136
0.3 -96.0 -0.17 0.173
0.5 -96.0 -0.217 0.181
0.7 -96.0 -0.256 0.38
-0.9 -72.0 -0.212 0.42
-0.7 -72.0 -0.262 0.139
-0.5 -72.0 -0.248 0.101
-0.3 -72.0 -0.25 0.087
-0.1 -72.0 -0.282 0.094
-0.9 -48.0 -0.983 24.961
-0.7 -48.0 -0.219 0.142
-0.5 -48.0 -0.481 0.135
-0.9 -24.0 -0.322 0.244
-0.7 -24.0 -0.553 0.188
-0.5 -24.0 -0.352 0.264
-0.9 0.0 -0.724 0.415
-0.7 0.0 -0.708 0.338
-0.9 24.0 -0.163 0.24
-0.7 24.0 -0.283 0.218
-0.5 24.0 -0.315 0.252
-0.9 48.0 -0.21 0.288
-0.7 48.0 -0.14 0.13
-0.5 48.0 -0.177 0.13
-0.9 72.0 0.008 0.166
-0.7 72.0 0.19 0.134
-0.5 72.0 -0.177 0.093
-0.3 72.0 -0.106 0.083
-0.1 72.0 -0.261 0.089
-0.9 96.0 -0.036 0.22
-0.7 96.0 0.208 0.125
-0.5 96.0 0.046 0.115
-0.3 96.0 -0.135 0.107
-0.1 96.0 -0.364 0.103
0.1 96.0 -0.373 0.13
0.3 96.0 -0.232 0.121
0.5 96.0 -0.119 0.123
0.7 96.0 -0.071 0.175
0.9 96.0 0.532 0.844
-0.9 120.0 0.249 0.259
-0.7 120.0 0.252 0.181
-0.5 120.0 0.066 0.178
-0.3 120.0 -1.387 1.666
-0.1 120.0 0.087 0.141
0.1 120.0 -0.093 0.14
0.3 120.0 -0.476 0.153
0.5 120.0 -0.426 0.205
0.7 120.0 -0.204 0.181
-0.9 144.0 0.751 0.452
-0.7 144.0 0.857 0.35
-0.5 144.0 0.479 0.545
-0.3 144.0 0.217 0.242
-0.1 144.0 -0.178 0.215
0.1 144.0 -0.341 0.239
0.3 144.0 -0.391 0.15
0.5 144.0 -0.155 0.172
0.7 144.0 0.049 0.307
-0.9 168.0 0.397 0.486
-0.7 168.0 0.374 0.319
-0.5 168.0 0.747 0.837
0.5 168.0 -0.408 0.49
0.7 168.0 0.435 0.664