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| Paper: |
The use of beam-sets in the analysis of wide-field maps from the CLFST |
| Volume: |
19, Radio Interferometry: Theory, Techniques, and Applications, IAU Colloquium 131 |
| Page: |
180 |
| Authors: |
Weldram, Em |
| Abstract: |
The Cambridge Low Frequency Synthesis Telescope (CLFST) has baselines which are offset from the E-W direction by about 3 deg. The wide-field mapping problem has been overcome by the use of beam-sets, or artificial maps consisting of grids of synthesized beams, which incorporate the effects of both the geometric and chromatic aberration. By appropriate interpolation, a good approximation to the beam-shape at any point on a map can be found. |
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