Cosmos 2588 approaches USA 338 by less than 100 kilometers on a roughly four-day cadence.
Between September 6 and 9, 2025, Cosmos 2588 raised its orbit by about 6.4 kilometers while remaining nearly coplanar with USA 338.
Plans for future Nivelir satellites may include targeting USA 290 and USA 338, which have not yet been monitored by the 14F150 satellites.