CLAS Physics Database

Measurement E40M16

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: 1.6 — 1.7 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
-0.3 -168.0 0.667 0.67
-0.1 -168.0 0.504 0.342
0.1 -168.0 0.172 0.589
0.3 -168.0 0.207 1.154
0.5 -168.0 0.453 0.516
-0.5 -144.0 -0.709 0.726
-0.3 -144.0 0.706 1.492
-0.1 -144.0 -0.185 0.381
0.1 -144.0 0.704 0.565
0.3 -144.0 0.93 1.432
0.7 -144.0 0.99 1.569
-0.7 -120.0 0.073 0.791
-0.5 -120.0 0.147 0.334
-0.3 -120.0 0.023 1.342
-0.1 -120.0 -0.192 0.312
0.1 -120.0 -0.573 1.572
0.3 -120.0 0.401 0.426
0.5 -120.0 0.292 0.406
0.7 -120.0 -0.127 0.607
-0.9 -96.0 0.3 0.499
-0.7 -96.0 -1.387 0.812
-0.5 -96.0 0.031 0.37
-0.3 -96.0 -0.114 0.523
-0.1 -96.0 -0.437 0.352
0.1 -96.0 0.008 0.42
0.3 -96.0 0.315 0.244
0.5 -96.0 1.378 0.761
-0.9 -72.0 -0.241 0.525
-0.7 -72.0 -0.331 0.438
-0.5 -72.0 0.271 0.596
-0.3 -72.0 -0.799 0.285
-0.1 -72.0 -0.234 0.289
0.1 -72.0 0.022 0.361
0.3 -72.0 4.124 5.146
-0.9 -48.0 -0.473 1.49
-0.7 -48.0 -0.052 0.328
-0.5 -48.0 -0.664 0.436
-0.3 -48.0 -0.305 0.28
-0.1 -48.0 -0.65 0.319
0.1 -48.0 -0.72 0.691
-0.9 -24.0 -0.178 0.386
-0.7 -24.0 -0.528 0.346
-0.5 -24.0 0.245 1.102
-0.3 -24.0 -0.633 0.31
-0.1 -24.0 -0.369 0.346
-0.9 0.0 -0.068 0.659
-0.7 0.0 -1.081 0.617
-0.5 0.0 -0.779 0.39
-0.3 0.0 -0.354 0.247
-0.1 0.0 0.379 0.145
-0.9 24.0 0.647 0.791
-0.7 24.0 -2.386 4.374
-0.5 24.0 0.146 0.394
-0.3 24.0 -0.104 3.929
-0.1 24.0 0.268 0.251
-0.7 48.0 0.021 0.267
-0.5 48.0 -0.579 0.444
-0.3 48.0 -0.413 0.274
-0.1 48.0 -0.613 0.201
0.1 48.0 -0.192 0.313
-0.9 72.0 1.056 1.012
-0.7 72.0 -0.836 0.412
-0.5 72.0 -0.211 0.296
-0.3 72.0 -0.145 0.327
-0.1 72.0 -0.471 0.239
0.1 72.0 -0.461 0.223
0.3 72.0 0.627 0.814
-0.9 96.0 0.671 0.622
-0.7 96.0 -0.306 0.466
-0.5 96.0 -0.814 0.445
-0.3 96.0 -0.421 0.352
-0.1 96.0 -0.08 0.308
0.1 96.0 0.239 0.294
0.3 96.0 0.267 0.64
0.5 96.0 1.73 0.951
-0.7 120.0 -0.353 0.597
-0.5 120.0 -0.013 0.337
-0.3 120.0 0.304 0.375
-0.1 120.0 0.136 0.298
0.1 120.0 0.317 0.223
0.3 120.0 0.256 0.314
0.5 120.0 0.977 0.459
0.7 120.0 -1.19 8.616
-0.5 144.0 0.273 0.579
-0.3 144.0 0.15 0.446
-0.1 144.0 0.139 0.409
0.1 144.0 0.649 0.357
0.3 144.0 0.15 2.237
0.5 144.0 1.276 1.028
0.7 144.0 0.244 0.308
-0.3 168.0 0.247 0.416
-0.1 168.0 -0.283 0.536
0.1 168.0 0.587 0.324
0.3 168.0 -0.866 7.05
0.5 168.0 0.317 0.405
0.7 168.0 1.131 0.677