Measurement E102M45

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:	1.67 — 1.69 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	0.069	0.026	0.009
-0.4	15.0	0.108	0.029	0.007
0.0	15.0	0.036	0.024	0.004
0.4	15.0	0.019	0.023	0.002
0.8	15.0	0.033	0.027	0.003
-0.8	45.0	0.061	0.025	0.002
-0.4	45.0	0.109	0.032	0.006
0.0	45.0	0.064	0.031	0.004
0.4	45.0	0.08	0.032	0.007
0.8	45.0	0.05	0.03	0.005
-0.8	75.0	0.072	0.033	0.002
-0.4	75.0	0.044	0.04	0.009
0.4	75.0	0.025	0.044	0.017
0.8	75.0	0.056	0.04	0.002
-0.8	105.0	0.047	0.044	0.008
0.0	105.0	0.105	0.057	0.016
0.4	105.0	0.026	0.041	0.005
0.8	105.0	0.177	0.079	0.013
-0.8	135.0	0.006	0.044	0.001
0.0	135.0	-0.001	0.056	0.0
0.4	135.0	0.093	0.051	0.017
0.8	135.0	0.066	0.057	0.022
-0.8	165.0	0.093	0.041	0.009
-0.4	165.0	0.147	0.066	0.007
0.8	165.0	0.035	0.082	0.003

CLAS Physics Database