These satellites follow one another at 37-minute separation in a 492 km orbit, which passes over Pyongyang at 11:22 each day, according to observations collected on the satellite watching mailing list.
A series of satellites are tracked at regular intervals of 37 minutes in an orbit of approximately 492 kilometers, passing directly above Pyongyang at 11:22 every day, according to data collected from a mailing list focused on tracking satellites.