Evidence Explorer

This document outlines guidelines for the digitization of still images, focusing on the creation of master files and the technical parameters necessary for effective digitization. It emphasizes the importance of maintaining the quality and integrity of original materials while providing a foundation for future digitization practices.

This document provides a technical overview of raster image characteristics, focusing on spatial resolution and signal resolution in the context of digitizing cultural heritage materials.

This document discusses various aspects of radiometric distortion and noise in imaging systems, focusing on definitions and characteristics of different types of noise and their impact on image quality.

This document details the FAA's investigation into the reported UFO sighting by Japan Airlines flight 1628 on November 17, 1986. The investigation included interviews with the flight crew and analysis of radar data, which suggested that the sighting was likely a split radar return rather than an unidentified aircraft.

On January 29, 1987, Alaska Airlines Flight 53 reported an unidentified target on their weather radar while flying at 35,000 feet near McGrath, Alaska. The target moved rapidly and was not visually confirmed by the crew. FAA and USAF investigations found no other aircraft in the area.

On November 17, 1986, Japan Air Lines pilot Kenju Terauchi reported a close encounter with a UFO while flying over Alaska. The incident involved two cylindrical objects with bright lights that maneuvered in formation with his aircraft, leading to radar confirmations from Anchorage air traffic control and the U.S. Air Force.

This document discusses the Federal Aviation Administration'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 F…

The document discusses a UFO sighting by Captain Kenju Terauchi of Japan Air Lines on November 17, 1986, during a flight over Alaska. The incident involved unusual lights and a large object that the captain believed to be of extraterrestrial origin. Despite FAA and military investigations labeling the radar evidence as artifacts, the case has revived public …

This document contains multiple reports of unidentified flying objects (UFOs) observed by pilots in various locations across the United States in 1980 and 1981. The sightings describe objects with unusual shapes, speeds, and behaviors, often interacting with aircraft in close proximity.

This document contains various communications regarding the Japan Airlines UFO sighting from November 17, 1986, including requests for information and materials related to the incident from multiple individuals and organizations.

This document reports two separate sightings of unidentified flying objects (UFOs) by a B-29 reconnaissance crew over Shemya, Alaska, in April 1949. The sightings involved lights exhibiting unusual characteristics and speeds, leading to speculation about their nature.

Incident report detailing a UFO sighting by a pilot at high altitude.

A Skywatch incident report detailing the sighting of a balloon by a commercial aircraft at high altitude.

A Skywatch incident report detailing the sighting of a large balloon by a commercial aircraft while flying at high altitude.

A commercial aircraft reported a large unidentified balloon while flying at high altitude on February 3, 2023.

A commercial aircraft reported a large unidentified balloon while flying at high altitude on February 3, 2023.

A commercial aircraft reported a large balloon while flying at high altitude, prompting a Skywatch incident report.

A commercial aircraft reported a large balloon while flying at high altitude, prompting a Skywatch incident report.

A commercial aircraft reported a large balloon sighting while flying at high altitude on February 3, 2023.

A Skywatch Incident Report detailing the sighting of a large balloon by a commercial aircraft while flying at high altitude.