File:E-959.jpg
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Summary
[edit]DescriptionE-959.jpg |
English: The aircraft in this 1953 photo of the National Advisory Committee for Aeronautics (NACA) hangar at South Base of Edwards Air Force Base showed the wide range of research activities being undertaken. On the left side of the hanger are the three D-558-2 research aircraft. These were designed to test swept wings at supersonic speeds approaching Mach 2. The front D-558-2 is the third built (NACA 145/Navy 37975). It has been modified with a leading-edge chord extension. This was one of a number of wing modifications, using different configurations of slats and/or wing fences, to ease the airplane's tendency to pitch-up. NACA 145 had both a jet and a rocket engine. The middle aircraft is NACA 144 (Navy 37974), the second built. It was all-rocket powered, and Scott Crossfield made the first Mach 2 flight in this aircraft on November 20, 1953. The aircraft in the back is D-558-2 number 1. NACA 143 (Navy 37973) was also carried both a jet and a rocket engine in 1953. It had been used for the Douglas contractor flights, then was turned over to the NACA. The aircraft was not converted to all-rocket power until June 1954. It made only a single NACA flight before NACA's D-558-2 program ended in 1956. Beside the three D-558-2s is the third D-558-1. Unlike the supersonic D-558-2s, it was designed for flight research at transonic speeds, up to Mach 1. The D-558-1 was jet-powered, and took off from the ground. The D-558-1's handling was poor as it approached Mach 1. Given the designation NACA 142 (Navy 37972), it made a total of 78 research flights, with the last in June 1953. In the back of the hangar is the X-4 (Air Force 46-677). This was a Northrop-built research aircraft which tested a swept wing design without horizontal stabilizers. The aircraft proved unstable in flight at speeds above Mach 0.88. The aircraft showed combined pitching, rolling, and yawing motions, and the design was considered unsuitable. The aircraft, the second X-4 built, was then used as a pilot traine |
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Date | Taken on 27 April 1953 | ||
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Author | NASA Armstrong Flight Research Center / NASA | ||
Keywords InfoField | D-558-2s; Edwards Air Force Base; noise level measurements; National Advisory Committee for Aeronautics; D-558-1; ETF-51D; X-15 High Range; Scott Crossfield; wing of YF-84A; pitch-up; wing fences; dynamic stability; NASA Dryden Flight Research Center; Langley Memorial Aeronautical Laboratory; vortex generator studies; handling qualities; slats; F-51; aeroelasticity; B-47; gust loads; NACA High-Speed Flight Research Station; National Aeronautics and Space Administration; X-4 |
Licensing
[edit]Public domainPublic domainfalsefalse |
This file is in the public domain in the United States because it was solely created by NASA. NASA copyright policy states that "NASA material is not protected by copyright unless noted". (See Template:PD-USGov, NASA copyright policy page or JPL Image Use Policy.) | ||
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current | 23:01, 14 June 2024 | 5,100 × 3,920 (11.35 MB) | OptimusPrimeBot (talk | contribs) | #Spacemedia - Upload of http://images-assets.nasa.gov/image/E-959/E-959~orig.jpg via Commons:Spacemedia |
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Metadata
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Image title |
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Author | NASA |
Copyright holder |
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Headline | NACA Aircraft in hangar 1953 - L-R: Three D-558-2s, D-558-1, B-47, wing of YF-84A, background are the X-4 and F-51 |
Short title |
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City shown | Edwards |
Date and time of data generation | 27 April 1953 |
Orientation | Normal |
Horizontal resolution | 500 dpi |
Vertical resolution | 500 dpi |
Software used | Adobe Photoshop CC 2017 (Windows) |
File change date and time | 09:20, 24 May 2017 |
Exif version | 2.21 |
Color space | Uncalibrated |
Date and time of digitizing | 01:19, 4 March 2009 |
Date metadata was last modified | 03:34, 12 June 2017 |
Copyright status | Copyright status not set |
Unique ID of original document | xmp.did:5f1a6007-125f-554f-8233-9d8f5df15cee |
Keywords |
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Province or state shown | CA |
Country shown | USA |
IIM version | 4 |