Solar Radio Observations for 23 April 2013
Where needed, additional descriptive information is provided below the chart and spectrogram images. No audio is available for these charts.
The above spectrogram and chart show the effects of radio frequency interference. At 1738:30, the Sun-tracking log periodic antenna rotated into view of RFI at the higher frequencies
The above spectrogram and chart show the effects of radio frequency interference. At 1806:45, the Sun-tracking log periodic antenna rotated into view of higher level RFI at the higher frequencies