Evidence Explorer

This document outlines technical guidelines for digitizing cultural heritage materials, focusing on the creation of raster image master files. It discusses color modes, digitization environments, and best practices for ensuring accurate tone and color reproduction.

This document outlines technical guidelines for digitizing cultural heritage materials, focusing on viewing conditions and standards for image representation.

This document outlines technical guidelines for the evaluation and quality control of digital imaging, focusing on the digitization of cultural heritage materials. It discusses various metrics and definitions related to digital imaging, including color accuracy, exposure accuracy, and the impact of environmental factors on imaging quality.

This document details a sighting of an unidentified object by USAF pilots over Alaska in February 1950, describing it as a red and white flare that burst and fell without any visible means of support.

A report from the 5021st Air Base Squadron detailing two sightings of unidentified white lights while flying over Shemya Island in April 1949.

…M. Alaskan standard time I observed a strange bright light in the sky © | west of my homs. The light was a Red—Orange when I first observed 14 | and changed to white and back to Red-Orange several times.-. The light was about the size of the obstruction lights on the end of the runway, — 8" to 10". There appeared to be fog or clouds. above the horizion and |…

A pilot reported observing an unidentified white object while flying, which did not have navigational lights. The incident occurred on October 19, 2007, and was documented in a Skywatch Incident Report.

On December 24, 2010, two pilots reported observing a UFO while flying in the vicinity of the WINK VOR. The object displayed alternating red, white, and green lights and matched the speed and altitude of the aircraft for approximately 15 to 20 minutes before fading from view.

A commercial aircraft reported an unidentified aerial phenomenon while flying at 37,000 feet. The phenomenon was described as blue/white lights moving from low to high on the horizon.

…ial aircraft reported an unidentified aerial phenomenon during a flight on December 17, 2022. The object was described as a small circular entity with flashing white lights, observed at a distance of 10 NM WNW of LFD.

A commercial aircraft reported an unidentified aerial phenomenon while flying at 37,000 feet. The phenomenon was characterized by red, green, and white lights that faded in and out, potentially indicating satellite activity.

…rcial B738 aircraft, reported an unidentified aerial phenomenon while flying at FL390 on December 17, 2022. The phenomenon was characterized by red, green, and white lights that faded in and out, possibly indicating satellite activity.

A commercial aircraft reported an unidentified aerial phenomenon while flying at 37,000 feet. The phenomenon was characterized by red, green, and white lights that faded in and out, potentially identified as satellites.

A commercial aircraft reported an unidentified aerial phenomenon while flying at 37,000 feet. The phenomenon was characterized by red, green, and white lights that faded in and out, and was observed while the aircraft was en route from Phoenix to Chicago.

A commercial aircraft reported an unidentified aerial phenomenon while flying at high altitude, observing two objects with red and white lights.

…al aircraft reported an unidentified aerial phenomenon while en route from LAS to ATL on January 14, 2023. The phenomenon appeared as two aircraft with red and white lights at a high altitude.

A commercial aircraft reported an unidentified aerial phenomenon consisting of white flashing lights while flying at 37,000 feet. The incident occurred on February 14, 2023, and was later attributed to reflections from Low Earth Orbit satellites.

A commercial aircraft reported an unidentified aerial phenomenon characterized by white blinking lights at flight level 350 during a flight from DFW to PHL on February 18, 2023.

…cial aircraft reported an unidentified aerial phenomenon while flying at 37,000 feet on February 18, 2023. The phenomenon was described as fast-moving blinking white lights traveling southbound.

A commercial aircraft reported an unidentified aerial phenomenon while flying at FL180, describing it as bright white lights. The incident occurred on March 2, 2023, and was not reported to law enforcement.