6 launchers
38.379387N, 125.946515E
6 empty places for launchers.
38.377491N, 125.946228E
Place for radars. The radars are located to underground shields. In the low left corner is place for anti aircraft artillery.
38.380674N, 125.958456E
Close up images. The radar in the bottom images up left corner is probably PRV-17 Odd Pair heightfinder radar.