CLAS Physics Database

Measurement E40M9

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: 1.1 — 1.15 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 2.125 2.191
-0.7 -168.0 0.685 0.555
-0.5 -168.0 -0.065 0.247
-0.3 -168.0 -0.34 0.292
-0.1 -168.0 -0.921 0.387
0.1 -168.0 -0.017 0.256
0.3 -168.0 -0.71 0.372
0.5 -168.0 -0.164 0.187
0.7 -168.0 0.033 0.246
0.9 -168.0 -0.03 0.367
-0.7 -144.0 -0.161 0.231
-0.5 -144.0 -0.2 0.225
-0.3 -144.0 -0.213 0.176
-0.1 -144.0 -0.312 0.231
0.1 -144.0 -0.447 0.258
0.3 -144.0 -0.443 0.202
0.5 -144.0 -0.418 0.228
0.7 -144.0 0.167 0.232
0.9 -144.0 0.4 0.362
-0.9 -120.0 -0.287 0.447
-0.7 -120.0 -0.274 0.307
-0.5 -120.0 0.107 0.248
-0.3 -120.0 -0.379 0.17
-0.1 -120.0 -0.075 0.267
0.1 -120.0 -0.442 0.245
0.3 -120.0 -0.144 0.234
0.5 -120.0 -0.459 0.356
0.7 -120.0 0.117 0.293
0.9 -120.0 0.28 0.241
-0.9 -96.0 -0.087 0.225
-0.7 -96.0 0.168 0.477
-0.5 -96.0 -0.515 0.345
-0.3 -96.0 0.2 0.345
-0.1 -96.0 -0.326 0.216
0.1 -96.0 -0.489 0.372
0.3 -96.0 0.201 0.208
0.5 -96.0 -0.397 0.265
0.7 -96.0 -1.248 0.716
0.9 -96.0 0.188 0.182
-0.9 -72.0 1.032 1.68
-0.7 -72.0 0.568 0.731
-0.9 48.0 0.535 0.651
-0.9 72.0 -0.303 0.223
-0.7 72.0 -0.668 0.447
-0.9 96.0 -0.223 0.424
-0.7 96.0 -0.306 0.311
-0.5 96.0 -1.464 1.407
-0.3 96.0 0.263 0.328
-0.1 96.0 -0.24 0.186
0.1 96.0 0.178 0.392
0.3 96.0 -0.512 0.322
0.5 96.0 -0.053 0.399
0.7 96.0 0.075 0.288
0.9 96.0 0.248 0.417
-0.9 120.0 0.018 0.426
-0.7 120.0 0.114 0.277
-0.5 120.0 -0.116 0.213
-0.3 120.0 0.074 0.227
-0.1 120.0 -0.369 0.2
0.1 120.0 -0.417 0.246
0.3 120.0 -0.314 0.302
0.5 120.0 -0.43 0.318
0.7 120.0 0.687 0.459
0.9 120.0 0.513 0.38
-0.9 144.0 -0.051 0.318
-0.7 144.0 -0.516 0.462
-0.5 144.0 -0.615 0.32
-0.3 144.0 -0.427 0.235
-0.1 144.0 -0.299 0.208
0.1 144.0 -0.39 0.535
0.3 144.0 -0.296 0.199
0.5 144.0 -0.318 0.222
0.7 144.0 -0.09 0.377
0.9 144.0 0.489 0.27
-0.9 168.0 0.096 0.345
-0.7 168.0 -0.158 0.267
-0.5 168.0 0.083 0.3
-0.3 168.0 -0.468 0.235
-0.1 168.0 -0.568 0.267
0.1 168.0 0.15 0.271
0.3 168.0 0.107 0.332
0.5 168.0 -0.787 0.335
0.7 168.0 -0.272 0.191
0.9 168.0 0.231 0.272