CLAS Physics Database

JLab | Search | Overview | Login | Edit | Register

Measurement E11M21

You are not logged in.

Experiment: EG1, 2000

Spokespersons: P. Stoler, V. Burkert, R. Minehart

Measurement comment: Only statistical errors are presented

Publication:

Quantity measured: Abt(θπ, φπ), 1/sterad
Double beam-target asymmetry.
Beam: e, polarization: polarized
Target: p (Z=1, A=1), polarization: longitudinal
Final state: π0p, polarization: none

Q2 : 0.54 — 0.77 GeV2
W : 1.5 — 1.6 GeV

Select data slice:
cos(θπ) = dimensionless
Observable quantity measured (Y axis): Abt(θπ, φπ), 1/sterad
Plot measurement data

Parameter (X axis): φπ, deg

Click here to view sliced data.

Your browser must support Java to use this feature.
You can find appropriate software at www.java.com

Click here to view 3D plot of the data.

Your must have VRML plugin for your browser installed to see this type of 3D plots.
For some types of browsers you can find it here: www.parallelgraphics.com

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

Measured data:

cos(θπ),
dimensionless 		φπ,
deg 		Abt(θπ, φπ),
1/sterad 		Data errors,
1/sterad 		Systematic errors,
1/sterad
-0.929 -162 -0.262 0.698 0
-0.786 -162 -0.14 0.909 0
-0.643 -162 1.79 2.532 0
-0.5 -162 0.277 0.998 0
-0.357 -162 0 0 0
-0.214 -162 0.356 0.682 0
-0.071 -162 -0.114 2.417 0
0.071 -162 -0.831 0.722 0
0.214 -162 -0.383 0.89 0
0.357 -162 -0.183 2.327 0
0.5 -162 -3.19 23.476 0
0.643 -162 2.739 4.608 0
0.786 -162 -1.823 23.363 0
0.929 -162 0.332 2.795 0
-0.929 -126 0.689 1.436 0
-0.786 -126 -1.004 1.017 0
-0.643 -126 -1.959 2.536 0
-0.5 -126 -0.255 0.963 0
-0.357 -126 0.77 0.659 0
-0.214 -126 6.47 34.677 0
-0.071 -126 1.508 1.067 0
0.071 -126 1.142 0.676 0
0.214 -126 2.049 1.979 0
0.357 -126 0.343 1.766 0
0.5 -126 0.662 0.804 0
0.643 -126 0.028 0.416 0
0.786 -126 -0.211 0.73 0
0.929 -126 5.658 40.896 0
-0.929 -90 0.167 1.999 0
-0.786 -90 0.366 2.047 0
-0.643 -90 0.385 1.212 0
-0.5 -90 0.745 8.102 0
-0.357 -90 -0.566 1.084 0
-0.214 -90 -2.626 15.617 0
-0.071 -90 2.13 2.517 0
0.071 -90 -0.689 3.09 0
0.214 -90 1.131 0.969 0
0.357 -90 1.239 1.019 0
0.5 -90 1.114 0.883 0
0.643 -90 -0.09 0.357 0
0.786 -90 -0.353 1.823 0
0.929 -90 -0.394 1.045 0
-0.929 90 -2.445 6.503 0
-0.786 90 7.82 338.981 0
-0.643 90 1.681 2.964 0
-0.5 90 -7.86 38.784 0
-0.357 90 1.902 2.123 0
-0.214 90 -0.278 0.486 0
-0.071 90 0.644 0.471 0
0.071 90 0.128 0.672 0
0.214 90 0.677 1.162 0
0.357 90 1.607 1.537 0
0.5 90 -0.248 0.353 0
0.643 90 9.489 41.747 0
0.786 90 5.482 14.783 0
0.929 90 2.08 2.437 0
-0.929 126 -5.977 77.084 0
-0.786 126 2.065 2.529 0
-0.643 126 0.91 1.174 0
-0.5 126 -0.219 0.744 0
-0.357 126 2.523 1.844 0
-0.214 126 1.769 2.164 0
-0.071 126 1.416 1.284 0
0.071 126 0.255 0.784 0
0.214 126 1.815 1.685 0
0.357 126 0.452 1.156 0
0.5 126 0.444 0.553 0
0.643 126 -0.331 0.639 0
0.786 126 -0.897 0.611 0
0.929 126 0.126 0.461 0
-0.929 162 -2.359 9.344 0
-0.786 162 -4.043 10.94 0
-0.643 162 -1.974 2.792 0
-0.5 162 6.86 29.924 0
-0.357 162 0.372 1.021 0
-0.214 162 -1.756 2.066 0
-0.071 162 -0.176 0.793 0
0.071 162 0.406 0.664 0
0.214 162 0.678 0.918 0
0.357 162 5.869 19.515 0
0.5 162 -2.301 16.062 0
0.643 162 3.804 24.767 0
0.786 162 1.08 1.616 0
0.929 162 3.505 10.161 0
0 0 0 0 0
22 0 0 0 0
0 0 0 0 0
0.223 0.379 0 0 0
0 0 0 0 0
1.1 1.15 0 0 0
0 0 0 0 0
0 0 0 0 0
0 0 0 0 0
0 0 0 0 0
2 0 0 0 0
0 0 0 0 0
0 0 0 0 0
0 0 0 0 0
0 0 0 0 0
0 0 0 0 0
0 0 0 0 0
0 0 0 0 0
0 0 0 0 0
0 0 0 0 0
-0.929 -162 -0.1 0.316 0
-0.786 -162 -0.078 0.333 0
-0.643 -162 -0.083 0.153 0
-0.5 -162 -0.017 0.111 0
-0.357 -162 0.143 0.126 0
-0.214 -162 -0.092 0.117 0
-0.071 -162 -0.197 0.191 0
0.071 -162 0.074 0.158 0
0.214 -162 0.102 0.26 0
0.357 -162 -0.038 0.132 0
0.5 -162 0.32 0.154 0
0.643 -162 -0.169 0.213 0
0.786 -162 0.001 0.139 0
0.929 -162 0.111 0.123 0
-0.929 -126 0.149 0.447 0
-0.786 -126 0.119 0.219 0
-0.643 -126 -0.27 0.135 0
-0.5 -126 0.178 0.143 0
-0.357 -126 -0.034 0.13 0
-0.214 -126 0.032 0.098 0
-0.071 -126 -0.009 0.118 0
0.071 -126 -0.07 0.092 0
0.214 -126 -0.091 0.13 0
0.357 -126 0.116 0.118 0
0.5 -126 -0.081 0.131 0
0.643 -126 0.018 0.136 0
0.786 -126 0.221 0.263 0
0.929 -126 0.1 0.133 0
-0.929 -90 -0.266 0.231 0
-0.786 -90 0.308 0.242 0
-0.643 -90 0.277 0.306 0
-0.5 -90 0.05 0.217 0
-0.357 -90 0.001 0.324 0
-0.214 -90 -0.044 0.125 0
-0.071 -90 0.092 0.177 0
0.071 -90 0.158 0.167 0
0.214 -90 0.054 0.177 0
0.357 -90 0.248 0.164 0
0.5 -90 0.11 0.207 0
0.643 -90 -0.051 0.229 0
0.786 -90 0.063 0.128 0
0.929 -90 -0.001 0.133 0
-0.929 90 -0.895 2.278 0
-0.786 90 0.253 0.194 0
-0.643 90 -0.203 0.221 0
-0.5 90 0.064 0.21 0
-0.357 90 0.147 0.2 0
-0.214 90 0.259 0.174 0
-0.071 90 -0.398 0.172 0
0.071 90 -0.124 0.192 0
0.214 90 -0.105 0.15 0
0.357 90 -0.032 0.25 0
0.5 90 -0.259 0.637 0
0.643 90 0.34 0.214 0
0.786 90 -0.049 0.175 0
0.929 90 -0.025 0.164 0
-0.929 126 -0.075 0.241 0
-0.786 126 0.154 0.379 0
-0.643 126 0.214 0.114 0
-0.5 126 0.01 0.154 0
-0.357 126 0.08 0.124 0
-0.214 126 0.06 0.146 0
-0.071 126 0.103 0.146 0
0.071 126 0.079 0.156 0
0.214 126 -0.119 0.141 0
0.357 126 0.02 0.114 0
0.5 126 -0.051 0.098 0
0.643 126 0.18 0.225 0
0.786 126 -0.186 0.138 0
0.929 126 -0.308 0.201 0
-0.929 162 -0.278 0.271 0
-0.786 162 0.361 0.233 0
-0.643 162 -0.144 0.169 0
-0.5 162 -0.049 0.152 0
-0.357 162 -0.111 0.137 0
-0.214 162 0.095 0.136 0
-0.071 162 0.029 0.14 0
0.071 162 -0.065 0.121 0
0.214 162 -0.093 0.155 0
0.357 162 0.109 0.148 0
0.5 162 0.45 0.21 0
0.643 162 0.092 0.127 0
0.786 162 0.158 0.262 0
0.929 162 -0.105 0.23 0