Fig. 9
Example interference from a cellphone during the flight of February 9th 2017. Left panel: example of 84 dump OTF scans showing RFI (red dots) at 4.75 km s−1. Line emission is seen centered around 9 km s−1. Right panel: example spectra showing RFI effects at 4.75 km s−1. Right inset:zoom on the RFI emission. The emission extends over several channels and has a maximum peak of 75 Kelvin.
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