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The Radio Sky at Meter Wavelengths: m-mode Analysis Imaging with the OVRO-LWA

  • Authors: Michael W. Eastwood, Marin M. Anderson, Ryan M. Monroe, Gregg Hallinan, Benjamin R. Barsdell, Stephen A. Bourke, M. A. Clark, Steven W. Ellingson, Jayce Dowell, Hugh Garsden, Lincoln J. Greenhill, Jacob M. Hartman, Jonathon Kocz, T. Joseph W. Lazio, Danny C. Price, Frank K. Schinzel, Gregory B. Taylor, Harish K. Vedantham, Yuankun Wang, and David P. Woody

2018 The Astronomical Journal 156 32.

  • Provider: AAS Journals

Caption: Figure 5.

Panels (a) and (b) show the measured apparent flux of Cyg A and Cas A at 36.528 MHz (red points) and 73.152 MHz (blue points) as a function of time over the observing period. The solid black curves show the expected flux computed using the empirical beam model fits. The thermal noise contribution to each point is about 50 Jy. Cyg A is occulted by the White Mountains when it is low on the horizon to the east. Panels (c) and (d) show the measured position offset of Cyg A and Cas A relative to their true astronomical positions at 36.528 MHz (red line) and 73.152 MHz (blue line).

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