This capability is not common for satellites conducting typical missions."

“We do not know Russia’s intentions or the capabilities of these particular satellites,” Gillinger wrote. “However, maneuvering into a co-planar orbit is alarming. Plane matching is the first (and most fuel expensive) step to conducting Rendezvous Proximity Operations (RPO), likely necessary for the Russian satellites to target (kinetically or non-kinetically) ICEYE-X36.