Measurement E102M205

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:	1.0 — 1.4 GeV²
W:	1.53 — 1.55 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	0.081	None	0.005
-0.7	0.077	None	0.002
-0.5	0.085	None	0.015
-0.3	0.194	None	0.049
-0.1	0.016	None	0.053
0.1	-0.017	None	0.032
0.3	0.092	None	0.08
0.5	-0.21	None	0.048
0.7	-0.068	None	0.024
0.9	-0.011	None	0.007

CLAS Physics Database