But in many cases, flight data shows that the gap is far less than customers seem to think.
In addition, the airplane's combined flight data recorder and cockpit voice recorder were also sent to the NTSB for analysis.
He said his family had wanted the inquiry to recommend that private aircraft should be fitted with a flight data recorder.
Mr Cope said flight data recorders showed his flight path was different from the route he normally took home from Honister mine.
The probe is also analyzing data from flight data recorders on the aircraft, the NTSB said in a statement on its website.
He said aviation authorities have already removed the plane's flight data recorder and are now planning to tow the aircraft to a beach.
French military spokesman Christophe Prazuck said the priority was looking for wreckage from the plane, before turning the search to flight data recorders.
Its innovative algorithms and deep airline industry expertise create a customizable flight data organization tool used by both airlines and online travel agencies.
ENGADGET: Google acquires ITA for $700m, dives headfirst into airline ticket search
The flight data recorders have not been recovered, and the plane's crew did not send any messages indicating problems before the plane disappeared.
CNN: Brazilian air force says debris was not from Air France crash
She said the flight data recorder indicated "both engines lost power simultaneously" when the plane was at 3, 200 feet -- some 90 seconds after takeoff.
CNN: Investigators find feather, other evidence on downed plane
The aircraft's voice recorder and flight data recorder were recovered from the ocean floor in May 2011 after an extensive search using miniature submersible vehicles.
To calculate our list of Best and Worst Airlines for Holiday Travel, we relied on information from FlightStats, which tracks historical and real-time flight data worldwide.
Paris (CNN) -- It should become easier to find flight data recorders in the wake of the Air France Flight 447 disaster, an aviation industry expert says.
The cockpit voice recorder and the flight data recorder of the ill-fated plane are yet to be recovered, Ria Novosti reported at 02:15 local time on Thursday.
FORBES: Names Of Deceased KHL Hockey Players Released In Russia
The devices help pilots avoid "terrain" by coupling global-positioning technology with flight data on speed, altitude and other readings, and a database containing the topography of the planet.
Investigators have found the flight data recorders from the plane.
She said the flight data recorder indicated "both engines lost power simultaneously" when the plane was at 3, 200 feet some 90 seconds after taking off from New York's LaGuardia airport Thursday afternoon.
CNN: Recorders recovered from Hudson in 'excellent' condition
Japanese officials said flight data from a Boeing 787 jet that made an emergency landing has shown no evidence that its battery was overcharged, a finding that dovetails with a U.S. probe.
In a statement, the FAA said it asked for "limited information" from those seeking to block their flight data for security reasons, and granted all such requests if they contained the required information.
The flight data recorder also could prove valuable because it would have recorded actions taken by the pilots during the 78 minutes they did not respond to repeated calls from air traffic controllers, the ex-investigator said.
Authorities said the cockpit and flight data recorders were recovered in excellent condition and information from both recorders was consistent with previous reports of the plane hitting a flock of birds before losing power in both engines.
CNN: Investigators find feather, other evidence on downed plane
The separate flight data recorder also could prove valuable because it would have recorded actions taken by the pilots during the 78 minutes they did not respond to repeated calls from air traffic controllers, the investigator said.
The separate flight data recorder also could prove valuable because it would have recorded actions taken by the pilots during the 78 minutes they did not respond to repeated calls from air traffic controllers, the former accident investigator said.
CNN: Crew of wayward airliner cooperative, sober, police say
Speaking about the January 7 fire in Boston, Hersman said the plane's flight data recorder showed the battery underwent an unexplained drop in voltage from 32 volts to 28 immediately before the incident, as the plane was being serviced on the tarmac.
American Airlines, owned by parent AMR Corporation, has picked up an antitrust battle against Sabre Holdings, a global distribution system that provides flight data to third-party ticket agents and websites, saying its business practices are anti-competitive and not in the interest of the consumer.
FORBES: American Airlines Renews Antitrust Battle; Down 3% After Hours
"We are very pleased that the boxes have been found, and have lasted almost two years down at 12, 800 feet, which is well beyond the design life that they were established for, " John Bolton, from flight data recorder manufacturer Honeywell, told CNN at the Paris Air Show.
Nasa too will want to review the flight data before deciding whether to release more seed funding to Orbital, and to clear the company for a Cygnus freighter demonstration mission to the ISS. All being well, this next demonstration could occur in late June or early July.
American contested in a Fort Worth court in April that Travelport presents a civil antitrust threat to airlines that prefer to directly send its flight information to websites through its own technology, rather than go through a GDS, which aggregates flight data from many air carriers in exchange for regular fees from the airlines.
FORBES: AMR Narrows Loss, Beats Expectations Despite Higher Fuel Costs
He wanted to find a way to get personal travel information and traffic and flight delay data automatically delivered.
FORBES: Sherpa, The Latest Personal Assistant App, Focuses On Location
Today, more than 5, 100 U.S.-registered aircraft have their flight information blocked from public view, according to an April 2013 list sent to commercial flight-data vendors.
应用推荐