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Measurement E82M1

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Experiment: E91-023 CLAS experiment, 1998

Spokespersons: R. Fatemi

Measurement comment: The measured photon asymmetry (A1+ETA*A2) for the Q**2 region 0.15 to 0.22 GeV**2 obtained with a beam energy of 2.6 GeV.

Publication:

Quantity measured: A1+ηA2, dimensionless
Virtual photon asymmetry.
Beam: e, polarization: none
Target: p (Z=1, A=1), polarization: none
Final state: inclusive, polarization: none

Q2 : 0.15 — 0.22 GeV2
W : 1.1 — 2.02 GeV
xb : 0
Ebeam : 2.6 GeV

Observable quantity measured (Y axis): A1+ηA2, dimensionless
Plot measurement data

Parameter (X axis): W, GeV

Click here to get data in text file, delimited with tabs.

Measured data:

W,
GeV
A1+ηA2,
dimensionless
Data errors,
dimensionless
1.1 -0.636425 0.2488105
1.14 -0.5738366 0.2480233
1.18 -0.424861 0.1338218
1.26 -0.4104419 0.1044967
1.22 -0.4385285 0.1059728
1.26 -0.1067598 0.114071
1.3 -0.05651112 0.1262664
1.34 0.04135435 0.1075965
1.38 -0.07906306 0.1075389
1.42 0.007468469 0.08753687
1.46 0.003754059 0.0666566
1.5 0.01639453 0.06640349
1.54 0.01709433 0.0665958
1.58 0.02524298 0.06760236
1.62 0.02129971 0.05996184
1.66 -0.003676819 0.05478958
1.7 -0.01709835 0.05840805
1.74 0.0240343 0.05526209
1.78 0.06193202 0.05466131
1.82 -0.03451247 0.0512488
1.86 -0.02516174 0.05434954
1.9 -0.03242375 0.05442525
1.94 -0.03529964 0.06131104
1.98 -0.01774363 0.04349385
2.02 0.1015765 0.04302257