Variability in footpoint mapping of bursty bulk flows using Tsyganenko models: impact on swarm conjunctionsVanina Lanabere, Andrew P. Dimmock, Louis Richard, Stephan Buchert, Yuri V. Khotyaintsev and Octav MarghituJ. Space Weather Space Clim., 15 (2025) 41DOI: https://doi.org/10.1051/swsc/2025035