65_HS1-101634279_100-DE-18221_Serial_844
58
An FBI memo from 1958 reporting a UFO sighting by a Detroit man who described a "circular object with a crystal-type dome," and recommending that the information be forwarded to "proper air force authorities."
Anomalousness Index: 58/100
Evidentiary weight that this encounter remains unexplained after conventional analysis. Not a probability of extraterrestrial origin.
🤖 AI-ASSISTED SCORING · methodology
sensor quality (eyewitness_only)
30 × 0.25 = 7.5
witness credibility (federal_agent)
90 × 0.2 = 18.0
corroboration (single_witness_instrument)
60 × 0.2 = 12.0
kinematic anomaly (no_kinematic_data)
30 × 0.15 = 4.5
mundane explanation available (weak_mundane_candidate)
70 × 0.1 = 7.0
official disposition (open_after_review)
90 × 0.1 = 9.0
Related files in FBI
Other PURSUE files in the same category, ranked by Anomalousness Index.
Verification
SHA-256:
17e13c53b0cc0c3122b4d14d5b74a6cf8fda907179a9f8f8fea506c90c8fe09c
Source: https://www.war.gov/medialink/ufo/release_1/65_hs1-101634279_100-de-18221_serial_844.pdf