Neutral Density During the Recent Solar Minimum Contributions from Solar, Geomagnetic Activity, and Anthropogenic Rodney Viereck NOAA Space Weather Prediction.
Tim Fuller-Rowell, Mariangel Fedrizzi, Mihail Codrescu, Tomoko Matsuo, and Catalin Negrea
Power Line Telecommunications (PLT)
Rodney Viereck NOAA Space Weather Prediction Center Drag Data provided by John Emmert NRL
