[cfgeeks] Raptor screwed the pooch.. again!

[Kevin P. Inscoe]

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DTLockMart!

- From comp.risks:

> Date: Mon, 26 Feb 2007 14:32:19 PST
> From: "Peter G. Neumann" <neumann at csl.sri.com>
> Subject: USAF F-22A jets grounded by software glitch
> 
>   The F-22 continues to encounter bumps in its first air expeditionary force
>   deployment to Okinawa. The 12 aircraft from Langley AFB, Va., spent an
>   unscheduled week at Hickam AFB, Hawaii, after the leading four had to
>   abort the trip's last leg.  As the Raptors reached the International Date
>   Line, the navigation computers locked up, so the aircraft returned to
>   Hickam until a software patch was readied.  "Apparently we had built an
>   aircraft for the Western Hemisphere only," says a senior U.S. Air Force
>   official.  When the F-22s arrived at Kadena AB, Okinawa, some Japanese
>   citizens held a protest against the aircraft's noise.  [Source: Aviation
>   Week & Space Technology, 26 Feb 2007, p.18; thanks to John Rushby and
>   Martyn Thomas for that item.  PGN]
> 
> Gene Spafford noted another article:
> http://www.dailytech.com/Lockheeds+F22+Raptor+Gets+Zapped+by+International+Date+Line/article6225.htm
> 
> ------------------------------
> 
> Date: Fri, 23 Feb 2007 15:55:52 -0500
> From: Jeremy Epstein <jepstein at webmethods.com>
> Subject: USAF F-22A jets grounded by software glitch
> 
> Navigational systems failed, planes forced to return to Hawaii [visually
> having to follow their tankers to safety].  The problem turns out to be
> software (no surprise there).  Fix created, "verified", installed, and
> they're off again.
> 
> "A spokesman for Lockheed Martin this week insisted that the navigation
> software problem was minor. 'The issue was quickly identified in a matter of
> days and a fix installed in the airplanes, which were flown successfully to
> Japan,' he said. 'There are 87 of these exceptional fighters and they are
> out there performing exceptionally well, and their pilots continue to fly
> them in new and greater ways.'"
> 
> Gee, I feel better knowing that.
> 
> http://www.computerworld.com/action/article.do?command=viewArticleBasic&articleId=9011691&source=NLT_PM&nlid=8
> 
>   [Long ago there was an urban legend about the F-16 flipping over and
>   flying upside down when it crossed over the equator.  That report emerged
>   because a consequential software flaw had actually been DETECTED in
>   simulation, and had been FIXED before it could have happened in actual
>   flights.  However, the F-22 Raptor was presumably unwrapped without the
>   benefit of rapter simulation, testing, and other pre-flight analyses.
>   This smacks of Alpha males doing Beta testing by risking their own Gamma
>   globulin.  PGN]


- --
Kevin P. Inscoe                    Amateur Radio Call Sign: KE3VIN/AG
Deltona, FL 32738                                28.9497N by 81.1952W
kevin [at] inscoe [dot] org                    http://kevininscoe.com
GPG 0x61288D53
"Gold is valueless until mined, oil is useless at the bottom of
the well." - James B. Garfield













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