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We encourage all MWA users to test this new capability for any observations in the first observing semester of 2023. Starting in the second observing semester of 2023, fringe stopping will be the default mode for all MWA observations. Observations without fringe stopping will continue to be supported on an opt-out basis.

Comparison of fringe stopping and Birli-based correctionsImage Removed

Diagram: Comparison of geometric corrections process for using Birli and fringe-stopping

Implementation

A technical summary of the MWAX fringe stopping implementation will be published soon as part of the forthcoming MWAX paper, a detailed description of the design and validation will be published shortly thereafter.


Comparison of fringe stopping and Birli-based correctionsImage Added

Diagram: Comparison of geometric corrections process for using Birli and fringe-stopping

Usage

Fringe stopping may be requested for any observation in the first observing semester of 2023. Users may request it at the time of scheduling, or at any time prior to the start of the observation.

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