Crowdsourced Doppler measurements of time standard stations demonstrating ionospheric variability

Kristina Collins, John Gibbons, Nathaniel Frissell, Aidan Montare, David Kazdan, Darren Kalmbach, David Swartz, Robert Benedict, Veronica Romanek, Rachel Boedicker, William Liles, William Engelke, David G. Mcgaw, James Farmer, Gary Mikitin, Joseph Hobart, George Kavanagh, Shibaji Chakraborty