CLAS Physics Database

Measurement E40M14

Experiment: EG1
Year: 2000
Spokespersons: P. Stoler, V. Burkert, R. Minehart
Reaction: ep → π0p
Polarization: beam, target (longitudinal)
Quantity: Aet
Q2: 0.317 — 0.452 GeV2
W: 1.4 — 1.5 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
0.1 -168.0 1.199 0.922
0.3 -168.0 0.041 0.444
0.5 -168.0 1.013 0.617
0.7 -168.0 0.637 0.815
-0.9 -144.0 -0.839 0.518
-0.7 -144.0 0.515 0.428
-0.5 -144.0 0.339 0.318
-0.3 -144.0 0.402 0.246
-0.1 -144.0 0.513 0.196
0.1 -144.0 0.242 0.218
0.3 -144.0 0.172 0.267
0.5 -144.0 -0.732 0.944
0.7 -144.0 0.549 1.809
-0.9 -120.0 0.676 2.029
-0.7 -120.0 0.559 0.223
-0.5 -120.0 0.792 0.313
-0.3 -120.0 0.27 0.24
-0.1 -120.0 0.658 0.276
0.1 -120.0 0.626 0.242
0.3 -120.0 0.424 0.201
0.5 -120.0 0.075 0.272
0.7 -120.0 0.47 0.571
0.9 -120.0 -1.252 1.872
-0.7 -96.0 0.793 0.352
-0.5 -96.0 0.256 0.143
-0.3 -96.0 0.124 0.154
-0.1 -96.0 0.149 0.15
0.1 -96.0 -0.033 0.176
0.3 -96.0 0.336 0.224
0.5 -96.0 0.522 0.301
0.7 -96.0 0.261 0.992
0.9 -96.0 2.435 2.376
-0.9 -72.0 -0.577 0.772
-0.7 -72.0 0.132 0.255
-0.5 -72.0 0.252 0.143
-0.3 -72.0 0.399 0.16
-0.1 -72.0 0.006 0.173
0.1 -72.0 -0.015 0.149
0.3 -72.0 0.189 0.156
-0.9 -48.0 -0.463 0.464
-0.7 -48.0 0.752 0.955
-0.5 -48.0 0.039 0.18
-0.3 -48.0 -0.026 0.16
-0.1 -48.0 -0.094 0.201
-0.9 -24.0 0.631 1.708
-0.7 -24.0 0.367 1.23
-0.5 -24.0 0.122 0.289
-0.3 -24.0 0.283 0.242
-0.9 0.0 -0.759 0.644
-0.7 0.0 0.104 1.656
-0.5 0.0 -1.269 1.254
-0.3 0.0 -0.198 0.339
-0.9 24.0 -1.807 2.323
-0.7 24.0 0.153 0.589
-0.5 24.0 -0.021 0.27
-0.3 24.0 0.016 0.357
-0.7 48.0 -0.043 0.296
-0.5 48.0 0.079 0.164
-0.3 48.0 0.162 0.172
-0.1 48.0 -0.155 0.204
-0.9 72.0 0.34 0.548
-0.7 72.0 0.814 0.343
-0.5 72.0 0.006 0.152
-0.3 72.0 0.166 0.16
-0.1 72.0 0.029 0.118
0.1 72.0 -0.257 0.163
0.3 72.0 0.148 0.223
-0.9 96.0 0.916 0.684
-0.7 96.0 -0.26 0.482
-0.5 96.0 0.423 0.289
-0.3 96.0 0.067 0.167
-0.1 96.0 0.352 0.169
0.1 96.0 0.053 0.135
0.3 96.0 0.087 0.243
0.5 96.0 0.146 0.216
0.7 96.0 0.465 1.632
0.9 96.0 -0.246 3.621
-0.9 120.0 0.126 0.54
-0.7 120.0 0.611 0.396
-0.5 120.0 0.473 0.244
-0.3 120.0 0.605 0.204
-0.1 120.0 0.563 0.205
0.1 120.0 0.367 0.199
0.3 120.0 0.231 0.18
0.5 120.0 0.353 0.208
0.7 120.0 -0.481 0.954
0.9 120.0 0.437 1.378
-0.9 144.0 0.69 0.315
-0.7 144.0 1.598 0.601
-0.5 144.0 0.596 0.652
-0.3 144.0 1.128 0.284
-0.1 144.0 0.649 0.217
0.1 144.0 0.216 0.174
0.3 144.0 -0.004 0.207
0.5 144.0 0.625 0.252
0.7 144.0 -0.254 0.487
0.9 144.0 1.111 1.069
-0.9 168.0 0.007 0.44
0.1 168.0 1.012 5.784
0.3 168.0 0.419 1.219
0.5 168.0 0.365 0.345
0.7 168.0 -0.237 1.678