CLAS Physics Database

Measurement E25M19

Experiment: e1-dvcs E06-003
Year: 2007
Spokespersons: V. D. Burkert, L. Elouadrhiri, M. Garçon, S. Stepanyan
Reaction: ep → π0p
Polarization: beam
Quantity: A
Q2: 1.65 — 1.76 GeV2
x: 0.246 — 0.278
Publication:
R. De Masi, M. Garçon, B. Zhao, and CLAS Collaboration Beam spin asymmetry in deep and exclusive π0 electroproduction // arXiv:0711.4736

Measurement data
x Q2, [GeV2] -t, [GeV2] φ, [deg] A uncertainty
0.26 1.71 0.769 23.901 0.157 0.095
0.251 1.69 0.782 46.458 0.087 0.033
0.246 1.69 0.76 70.491 0.053 0.044
0.251 1.72 0.736 102.278 0.093 0.175
0.269 1.72 0.783 136.333 0.0 0.15
0.261 1.7 0.791 166.257 0.146 0.092
0.258 1.65 0.772 190.655 0.023 0.132
0.278 1.76 0.837 217.932 -0.179 0.165
0.246 1.67 0.816 259.691 -0.063 0.087
0.246 1.69 0.752 287.222 -0.023 0.041
0.253 1.7 0.772 314.745 -0.123 0.036
0.262 1.7 0.773 334.651 -0.12 0.105