Measurement E102M199

Experiment:	E-89-039
Year:	2007	Measurement comment: Electron beam energy is 2.567 Gev. Fitted cross section asymmetry between phi=0 and 180 degrees. From fit to angular xs with constraint that fitted xs be positive over all phi.
Spokespersons:	S. Dytman, K. Giovanetti
Reaction:	ep → η p
Polarization:	none
Quantity:	Asym_LT
Q²:	0.6 — 1.0 GeV²
W:	1.73 — 1.75 GeV
Publication:	H. Denizli, J. Mueller, S. Dytman, M.L. Leber, R.D. Levine, J. Miles, K.Y. Kim, and CLAS Collaboration Q² dependence of the S11(1535) Photocoupling and Evidence for a P-wave resonance in η electroproduction //

Measurement data
cos(θ)	Asym_LT	uncertainty	syst. uncert.
-0.9	0.465	None	0.17
-0.7	-0.714	None	0.056
-0.5	-0.251	None	0.08
-0.3	0.839	None	0.624
-0.1	1.0	None	0.079
0.1	-0.71	None	0.006
0.3	0.041	None	0.05
0.5	-0.203	None	0.016
0.7	0.341	None	0.034
0.9	-0.578	None	0.053

CLAS Physics Database