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#21
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Jim Logajan writes:
And idea how many of those Cirrus and Cessna 172 accidents involved fatalities? A quick look at the NTSB database reveals 85 fatalities for Cessna 172s since January 1, 2008, and 48 fatalities for Cirrus SR-22s since that same date. There are 26,163 Cessna 172s registered currently, and 3,746 Cirrus SR-22s. The fatality rate during this period on a per-aircraft basis is therefore 0.00324 for Cessna 172s and 0.01281 for Cirrus SR-22s. The rate for the SR-22s is thus nearly four times higher than that for Cessna 172s. Now, if you are convinced that 23,000 Cessna 172s are idle and only 3000 or so are flying, and/or that all Ciruss SR-22s are flying, you're going to have to show data to support this--otherwise it is pure and misleading speculation. Just glancing at aircraft at the local airport won't do. |
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#22
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Mxsmanic wrote:
writes: It has been well documented that the faster and more complex an aircraft is, the higher the accident rate. Explain bizjets. Why? The discussion was piston aircraft, or are you just being your asshole, grasp at straws, try to turn the discussion from your original statement, self? Comparing Cirrus to a C172 or anything Diamond makes is nonsense as the Cirrus is a fast, complex airplane. I suppose that's a matter of viewpoint, but if it's true, then most of this thread is moot, isn't it? Yep, just about everything you've said on the subject is pointless, pulled out of your ass, babble. Let's look at it a different way: How much does it cost to insure a Cessna 172, and how much does it cost to insure a Cirrus SR-22? Yet another apples and oranges comparison? Why don't you compare the cost to insure a Honda Civic to a Mercedes E550? -- Jim Pennino Remove .spam.sux to reply. |
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#23
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Mxsmanic wrote:
Jim Logajan writes: And idea how many of those Cirrus and Cessna 172 accidents involved fatalities? A quick look at the NTSB database reveals 85 fatalities for Cessna 172s since January 1, 2008, and 48 fatalities for Cirrus SR-22s since that same date. There are 26,163 Cessna 172s registered currently, and 3,746 Cirrus SR-22s. The fatality rate during this period on a per-aircraft basis is therefore 0.00324 for Cessna 172s and 0.01281 for Cirrus SR-22s. The rate for the SR-22s is thus nearly four times higher than that for Cessna 172s. How does that compare to the rate for a Chevrolet Corvair? -- Jim Pennino Remove .spam.sux to reply. |
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#25
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#26
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"Mxsmanic" wrote in message ... Jim Logajan writes: And idea how many of those Cirrus and Cessna 172 accidents involved fatalities? A quick look at the NTSB database reveals 85 fatalities for Cessna 172s since January 1, 2008, and 48 fatalities for Cirrus SR-22s since that same date. There are 26,163 Cessna 172s registered currently, and 3,746 Cirrus SR-22s. The fatality rate during this period on a per-aircraft basis is therefore 0.00324 for Cessna 172s and 0.01281 for Cirrus SR-22s. The rate for the SR-22s is thus nearly four times higher than that for Cessna 172s. Now, if you are convinced that 23,000 Cessna 172s are idle and only 3000 or so are flying, and/or that all Ciruss SR-22s are flying, you're going to have to show data to support this--otherwise it is pure and misleading speculation. Just glancing at aircraft at the local airport won't do. Using your figures, fatal accidents are lower for the Cirrus SR22 than for automobiles. As to accidents involving "substantial damage" to automobiles, for which I have never seen a seperate statistic, the point probably is that there is no point! |
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#27
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Peter Dohm writes:
Using your figures, fatal accidents are lower for the Cirrus SR22 than for automobiles. Of that I have no doubt. |
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#28
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On Jul 13, 7:47*am, a wrote:
It may be selective memory on my part, but it seems these airplanes have been over represented among GA accidents lately. The story of this crash can be found here (and elsewhere) http://www.heraldsun.com/view/full_s...e-Plane-crashe... A little more about this crash. It appears the airplane landed, bounced along the runway, and 600 feet from touchdown went off the runway, hit a tree, and the impact deployed the rescue parachute. At first blush, an accident on landing. The NTSB report will be instructive, it's not often I've read of GA airplanes at that stage of landing being in a fatality. http://www.newsobserver.com/2010/07/...ay-veered.html |
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#29
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Mxsmanic wrote:
Jim Logajan writes: And idea how many of those Cirrus and Cessna 172 accidents involved fatalities? A quick look at the NTSB database reveals 85 fatalities for Cessna 172s since January 1, 2008, and 48 fatalities for Cirrus SR-22s since that same date. I was asking Ron for the number of accidents in his count that yielded fatalities, not the number of fatalities for your subset. There are 26,163 Cessna 172s registered currently, and 3,746 Cirrus SR-22s. As has been already pointed out to you, the registration count for Cessna 172s does not provide any idea how many are actually in use for any measurement period. Here is what the FAA says about their registration records with respect to this issue: "Of the more than 343,000 aircraft registered, an estimated 104,000, or about one-third, are possibly no longer eligible for registration." From: http://rgl.faa.gov/Regulatory_and_Gu... ndSection=-5 Now, if you are convinced that 23,000 Cessna 172s are idle and only 3000 or so are flying, and/or that all Ciruss SR-22s are flying, Unfortunately you continue to use data sets that have already been pointed out as unreliable basis for normalization. |
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#30
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Mxsmanic wrote:
writes: Mxsmanic wrote: Explain bizjets. Why? Because you said that the faster and more complex an aircraft is, the higher the accident rate. But the rate for bizjets and larger transport aircraft is very low, which invalidates your statement. The discussion was GA spam cans whether you want to admit that or not. The discussion was piston aircraft, or are you just being your asshole, grasp at straws, try to turn the discussion from your original statement, self? No, I'm exposing the flaws in your arguments. Clearly, the complexity or speed of an aircraft does not lead to more accidents in itself. Nor does a combination of complexity, speed, and a piston engine. Yes, it does, and it has been shown time and time again. The C210 accident rate was greater than the C182 accident rate which was greater than the C172 accident rate. The same occured for all makers and when comparing comperabale aircraft, such as a C172 to a Warrior, the rates were comperable. Why don't you compare the cost to insure a Honda Civic to a Mercedes E550? Surely you are not comparing a Civic to a C172 and a Mercedes to a SR22? It makes as much sense as comparing a C172 to a SR22. The comperable Cessna aircraft was the now out of production C210. snip babble -- Jim Pennino Remove .spam.sux to reply. |
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