On 29 January 1952, a B-29 crew near Wonsan during the Korean War observed an orange luminous globe pacing the bomber.

Wonsan-Sunchon matters because it is a Korean War bomber encounter with a Blue Book record.
Documented
A B-29 crew observed a luminous globe
Documented
The encounter is documented in Blue Book files
Debated
The identity of the globe
Unverified
Extraterrestrial origin
Sources are kept in separate layers: official and contemporary material is documented; secondary UFO literature is treated as debated, not as primary evidence.
Documented source.
Secondary / debated material.