Measurement E102M61

Experiment:	E-89-039
Year:	2007	Measurement comment: Electron beam energy is 4.056 GeV. Measurements are average of Phi* and 360-Phi*.
Spokespersons:	S. Dytman, K. Giovanetti
Reaction:	ep → η p
Polarization:	none
Quantity:	dσ/dΩ
Q²:	1.3 — 2.1 GeV²
W:	1.99 — 2.01 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 //

Slice: cos(θ) = dimensionless

Measurement data
cos(θ)	φ, [degree]	dσ/dΩ, [μb/sr]	uncertainty	syst. uncert.
-0.8	15.0	0.003	0.009	0.001
-0.4	15.0	0.002	0.01	0.001
0.0	15.0	0.001	0.015	0.001
0.4	15.0	0.016	0.025	0.001
0.8	15.0	0.043	0.021	0.007
-0.8	45.0	-0.001	0.009	0.001
-0.4	45.0	-0.007	0.017	0.001
0.0	45.0	0.04	0.027	0.005
0.4	45.0	0.099	0.045	0.018
0.8	45.0	0.051	0.025	0.006
-0.8	75.0	0.007	0.033	0.013
-0.4	75.0	-0.014	0.013	0.002
0.0	75.0	0.039	0.018	0.004
0.4	75.0	0.028	0.015	0.003
0.8	75.0	0.082	0.028	0.007
-0.8	105.0	-0.023	0.035	0.0
-0.4	105.0	0.011	0.018	0.003
0.0	105.0	0.013	0.015	0.001
0.4	105.0	0.058	0.024	0.006
0.8	105.0	0.057	0.022	0.008
-0.8	135.0	0.096	0.062	0.0
-0.4	135.0	0.028	0.022	0.002
0.0	135.0	0.097	0.067	0.009
0.4	135.0	0.052	0.031	0.006
0.8	135.0	0.011	0.018	0.003
0.0	165.0	0.022	0.029	0.008
0.4	165.0	0.103	0.064	0.022
0.8	165.0	0.065	0.061	0.014

CLAS Physics Database