Hercules A

Hercules A
Radio-Optical View of the Galaxy Hercules A - Many thanks to: NASA, ESA, S. Baum and C. O'Dea (RIT), R. Perley and W. Cotton (NRAO/AUI/NSF), and the Hubble Heritage Team (STScI/AURA)

Monday, August 15, 2011

Io-A low pass and Io-C, at Nancay on 110815

Io-A is Right Circular Polarized but Io-C should be Left CP. This is based on Cyclotron Maser Theory. I do not know why this happens frequently, which makes it worth studying.

My thanks to the Nancay Radio Astronomy Station of Paris Observatory