Measurement E102M53

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:	1.83 — 1.85 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	0.01	0.016	0.001
-0.4	15.0	0.006	0.011	0.0
0.0	15.0	0.032	0.016	0.001
0.4	15.0	0.059	0.021	0.003
0.8	15.0	0.029	0.019	0.002
-0.8	45.0	-0.047	0.02	0.003
-0.4	45.0	-0.005	0.015	0.001
0.0	45.0	0.032	0.029	0.007
0.4	45.0	0.085	0.049	0.005
0.8	45.0	0.055	0.03	0.008
-0.8	75.0	0.035	0.03	0.003
-0.4	75.0	0.003	0.047	0.0
0.0	75.0	0.057	0.032	0.003
0.4	75.0	0.084	0.026	0.002
0.8	75.0	0.089	0.029	0.005
-0.8	105.0	0.03	0.031	0.002
-0.4	105.0	0.013	0.029	0.001
0.0	105.0	0.123	0.03	0.005
0.4	105.0	0.105	0.026	0.003
0.8	105.0	0.109	0.034	0.003
-0.8	135.0	0.012	0.071	0.009
-0.4	135.0	0.06	0.041	0.004
0.0	135.0	0.139	0.043	0.008
0.4	135.0	0.105	0.078	0.004
0.8	135.0	0.036	0.043	0.007
-0.8	165.0	0.002	0.03	0.002

CLAS Physics Database