Case Evidence · CE-V99-024
Montauk AN/FPS-20 anomalous returns; track BB-6
Claim unverified1957-09-20 ~19:05-19:08Z · Radar report / Blue Book technical file
Record
- Date / period
- 1957-09-20 ~19:05-19:08Z
- Reported event / document
- Montauk AN/FPS-20 anomalous returns; track BB-6
- Evidence type
- Radar report / Blue Book technical file
- Original data accessible?
- Partial (mirror scans)
- Verification status
- Documented radar report; physical speed not established
- Competing explanations / missing data
- Radar circuit malfunction/interference
- Next step
- Obtain original 52-frame scan
- Source ID
- SRC-V99-023; SRC-142
Why this grade
Claim unverified From Case Evidence's Verification status ("Documented radar report; physical speed not established"). Grade rules.