The Hyunmoo-2C: South Korea's 800km Missile
 
South Korea tested the 800km Hyunmoo-2C ballistic missile ... from a barge! New President Moon Jae-in was in attendance, resulting in some geolocation goodies.

Aaron and Jeffrey talk about using open source information to track the interesting, but under-studied, South Korean missile program.

Links of Note:

A series of various twitter threads from Jeffrey with Schmerler.

Jeffrey wrote a blogpost about the Anheung Proving Ground with annotated Planet imagery.