Evidence Explorer

Full-text search across cases, agency files, testimony, map pins, and related entities.

1,049 matching evidence objects

Ranked by relevance

Matching “Primary Radar” across titles, summaries, and full OCR text.

100% match

23857122-1403-531545-0001

Foia Release Unknown Released — Credibility 1% Original ↗
…menon as he stood outside the rear entrance door to the building. The object appeared as a very bright reddish-white object approximately ten miles west of the radar site. The object passed behind a hill and reappeared apparently heading in a northerly direction at a very slow speed (est 10-15 MPH), Airman Dennis reported this sighting to his crew chief, A/l…
100% match

23857122-1403-531545-0022

Foia Release Unknown Released — Credibility 1% Original ↗
SECRET RADAR OBSERVATION DATA SHEET I. QUESTIONS REGARDING DETECTING RADAR EQUIPMENT What type radar equipment is involved? AN/FPS~3 Has there been any recent maintenance difficulties? If so, describe. Negative What type modulator (i.e., spark gap, hard tube, etc.) is used in the radar equipment? Hard Tube Was the AFC (automatic frequency control) circuit of…
100% match

733667-001-010

Other Unclassified Released — Credibility 90% Original ↗
An interview with JAL flight engineer Yoshie Tsukuba regarding a UFO sighting on November 17, 1986, conducted by FAA representative Pete Beckner.
100% match

733667-001-020-0009

Foia Release Unclassified Released — Credibility 80% Original ↗
This document discusses a series of radar sightings and reports related to a Japanese Airlines flight (JAL 1628) that encountered unusual lights while flying over Alaska. The FAA's investigation into the incident revealed conflicting accounts among air traffic controllers and raised questions about the nature of the sightings, leading to public interest and …
100% match

733667-02-001-0015

News Article Unclassified Released — Credibility 90% Original ↗
…shadowed by a large unidentified flying object (UFO) while flying over Alaska. The FAA investigated the incident but could not confirm the object's presence on radar recordings, leading to speculation about its origin.
98% match

733667-001-012-0003

Military Report Unclassified Released — Credibility 90% Original ↗
This document provides a chronological account of the alleged UAP sightings reported by Japan Airlines Flight 1628 on November 18, 1986, detailing interactions between the flight crew and air traffic control regarding unidentified traffic.
93% match

333335413

Foia Release Unknown Released — Credibility 1% Original ↗
(a ” ami} - = ee oo ~ TECHNICAL REPORT No 102-AC 1:9/15~-100 erpgenears © oS RES FER sg RTE A ‘ gir 4 306 30 UNIDENTIFIED FLYING OBJECTS Project "GRUDGE" —_,. a, ’ f a . ~ a = * . bAL ces eS «CA et te , August l9i)¢ HEADQUARTERS “a! Ls AIR MATERIEL COMBAND WRIGHT - PAT TERSON AER FORCE BASE wz i ie : iy ; 29 Ts Tt. DECLASSIFIED .| ol a re ae Sec. 5.4 a 0) A …
93% match

733667-02-001-0039

News Article Unclassified Released — Credibility 80% Original ↗
…ion's (FAA) investigation into a UFO sighting reported by a Japan Air Lines pilot over the Arctic Ocean in November 1986. Despite the FAA's conclusion that the radar blips were likely 'split-radar returns' and not an actual UFO, there has been significant public interest in the reports, leading to the FAA offering a collection of documents for sale.
89% match

733667-001-011-0005

Radar Report Unclassified Released — Credibility 90% Original ↗
…n unidentified object during its flight. The dialogue includes discussions between the flight crew and air traffic control regarding the presence of an unknown primary target in proximity to the aircraft.
89% match

733667-001-014-0003

Radar Report Unclassified Released — Credibility 90% Original ↗
… encountered an unidentified object during its flight. The communication involves air traffic control and the flight crew discussing the presence of an unknown primary target near the aircraft.
88% match

733667-001-030-0005

Pilot Report Unclassified Released — Credibility 90% Original ↗
An interview with the crew of Alaska Airlines Flight No. 53 regarding an unidentified radar target observed during their flight on January 29, 1987.
88% match

23857122-1492-540783-0003

Foia Release Unknown Released — Credibility 1% Original ↗
… object appeared to be moving south at a very x slow rate of speed, At 2208 EST, 17 February 1953, 2nd Lt Eagle detected an un= identified target on the search radar equipment, The target was moving on a course of 180 degrees at 55 knots, It did not have any unusual characteristics except the speed, which was slow, 24 Object was first sighted at 2204 EST, vi…
88% match

23857122-1524-543159-0004

Foia Release Unknown Released — Credibility 1% Original ↗
RADAR OBSERVATION DATA SHEET TIONS REGARDING DETECTING RADAR EQUIPMENT at type radar eq is involved? ay a A DO AN/T fo —% maintenance difficulties? If so, describe. p, hard tube, etc.) is used in the radar equipment? trol) circuit of the receiver operating properly? erence Irom another radar set been observed recently, and are personnel th vhe effects caused…
88% match

t 7585721 20060476F 001 006 2013

Foia Release Unclassified Released — Credibility 90% Original ↗
This document is a FOIA release concerning the investigation into the Roswell incident of 1947, detailing the search for government records related to the crash of an unidentified object, which was initially reported as a 'flying disc' but later attributed to a weather balloon. The report outlines the findings of the General Accounting Office (GAO) regarding…
88% match

Eglin

Military Report Unclassified Released — Credibility 80% Original ↗
The Eglin UAP case involved a military pilot's report of a potential unidentified aerial phenomenon near Eglin Air Force Base, Florida, on January 26, 2023. The object was assessed to likely be a lighter-than-air balloon, with no confirmed anomalous behavior observed.
88% match

Physical Constraints Paper

Scientific Study Unclassified Released — Credibility 90% Original ↗
The Physical Constraints Paper discusses the physical limitations and characteristics of Unidentified Aerial Phenomena (UAP) based on known physics. It explores how UAP interactions with the atmosphere could produce observable signatures, such as optical fireballs and ionization trails, and examines the implications for detecting and interpreting UAP data.
88% match

9502948 — Page 2013

Foia Release Unclassified Released Jun 15, 2026 Credibility 70% Original ↗
Case Number: 2006-0476-F FOIA. MARKER This is not a textual record. This is used as' an administrative marker by the Clinton Presidential Library Staff. Original OA/ID Number: 577 Document ID: 9502948 .. Stack: v Row: . Section: 44 5 Shelf: 3 Position: 2 J .' , , ..;. _______._____--=.~__.~_~_.____....""'. ___,,___._....._,.......,._..~_!..... _~_.....~.... …
88% match

018 Eglin

Foia Release Unclassified Released Jun 15, 2026 Credibility 70% Original ↗
UNCLASSIFIED 1 UNCLASSIFIED All-domain Anomaly Resolution Office U.S. Department of Defense (U)Case: “Eglin UAP” Case Resolution | 14 October 2023 (U)Case Essentials (U)A military pilot reported the object due to its potential as a flight safety hazard and an incursion into a sensitive training range (U)Location: Near Eglin Air Force Base, Florida (U)Date: 2…
88% match

02 Physical Constraints Paper

Foia Release Unclassified Released Jun 15, 2026 Credibility 70% Original ↗
Draft version March 1, 2023 Typeset using L A T E X default style in AASTeX631 PHYSICAL CONSTRAINTS ON UNIDENTIFIED AERIAL PHENOMENA Abraham (Avi) Loeb 1 and Sean M. Kirkpatrick 2 1 Head of the Galileo Project, Astronomy Department, Harvard University 60 Garden Street, Cambridge, MA 02138, USA 2 All-domain Anomaly Resolution Office 1010 Defense Pentagon Wash…
88% match

733667-001-016-0001

Military Report Unclassified Released — Credibility 80% Original ↗
…is document is a log from the Anchorage Air Traffic Control Center detailing operations and incidents on December 17, 1986. It includes reports of intermittent radar contact with an unknown target and mentions of volcanic activity from Mt. Pavlof.