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Joshuaalbert / DSA2000-Cal

DSA-2000 Calibration and Forward Modelling
https://www.deepsynoptic.org/overview
MIT License
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Strange negative RFI sources when imaged #79

Closed Joshuaalbert closed 2 months ago

Joshuaalbert commented 2 months ago

Greg Hellbourg and I walked through the code in the process finding a bug, but still could explain negative RFI sources.

Joshuaalbert commented 2 months ago

Solved. It was the delay calculation in 32bit having too little precision. Using 64 for delay calculations is important.