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#1
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A worthwhile exercise. I suspect someone flying long flights over the
Sierras is more likely to post to OLC than someone flying 100km flights out of Peoria, and the former is also much more likely to get killed. I think 1/1000 is a lower bound for pilots flying XC out west. |
#2
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On Oct 14, 10:05*am, Liam wrote:
A worthwhile exercise. *I suspect someone flying long flights over the Sierras is more likely to post to OLC than someone flying 100km flights out of Peoria, and the former is also much more likely to get killed. *I think 1/1000 is a lower bound for pilots flying XC out west. How I justify still flying: Depending on your age, a 1/1000 chance of dying in the next year is really not all that bad. The point is, we greatly tend, psychologically, to underestimate our chances of dying of numerous other causes of death besides gliding in a given year. We all know some 80 year old or even 90 year old friends and relatives, and forget how relatively rare they actually are, and how many members of the age related peer group they were born with are not around any longer. We kind of assume if we eat right and don't get in an accident, we'll be around at 80-90 too. So we get really sad when somebody dies at age 60 in an accident, and might decide to give up flying because of the 1/1000 chance we might die from flying in the next year. If you study the U.S. Social Security Actuarial tables of 2007: http://www.ssa.gov/oact/STATS/table4c6.html For a 63 year old male, not too far off from an average glider pilot, your chances of dying in the next year of any of the many other possible causes (I suppose that includes the 5-11 glider pilots who die gliding each year in the U.S.) is about 14/1000. There is a rule called the Gompertz law that says that the chance of dying of any cause in the next year doubles with every 8 years of age. So if you are still flying at the age of 85, you have about about a 1/10 chance of dying in the next year just from the fact that you're still alive at all. It only goes up another 1/1000 if you still fly (assuming 85 y/o OLC pilots die at the overall average rate as other OLC pilots). But maybe if you're still flying at age 63, would be better to fly with other age 63+ passengers, so just in case something happens, you don't take along somebody with a better life expectancy with you, like a healthy 19 y/o male who might have only had a 1/1000 chance of dying in the next year from all causes. |
#3
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On Oct 14, 5:10*pm, Nia Casanova wrote:
On Oct 14, 10:05*am, Liam wrote: A worthwhile exercise. *I suspect someone flying long flights over the Sierras is more likely to post to OLC than someone flying 100km flights out of Peoria, and the former is also much more likely to get killed. *I think 1/1000 is a lower bound for pilots flying XC out west. How I justify still flying: Depending on your age, a 1/1000 chance of dying in the next year is really not all that bad. The point is, we greatly tend, *psychologically, to underestimate our chances of dying of numerous other causes of death besides gliding in a given year. *We all know some 80 year old or even 90 year old friends and relatives, *and forget how relatively rare they actually are, and how many members of the age related peer group they were born with are not around any longer. * We kind of assume if we eat right and *don't get in an accident, we'll be around at 80-90 too. So we get really sad when somebody dies at age 60 in an accident, and might decide to give up flying because of the 1/1000 chance we might die from flying in the next year. If you study the U.S. Social Security Actuarial tables of 2007: *http://www.ssa.gov/oact/STATS/table4c6.html For a 63 year old male, not too far off from an average glider pilot, your chances of dying in the next year of any of the many other possible causes (I suppose that includes the 5-11 glider pilots who die gliding each year in the U.S.) *is about 14/1000. There is a rule called the Gompertz law that says that the chance of dying of any cause in the next year doubles with every 8 years of age. So if you are still flying at the age of 85, you have about about a 1/10 chance of dying in the next year just from the fact that you're still alive at all. * *It only goes up another 1/1000 * if you still fly (assuming 85 y/o OLC pilots die at the overall average rate as other OLC pilots). But maybe if you're still flying at age 63, *would be better to fly with other age 63+ passengers, so just in case something happens, you don't take along somebody with a better life expectancy with you, like a healthy 19 y/o male who might have only had a 1/1000 chance of dying in the next year from all causes. This is very interesting. Thanks for sharing. It makes sense, but still does not explain why in 30 years of flying I know more dead pilots than any other cause combined... Ramy |
#4
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On Oct 14, 7:37*pm, Ramy wrote:
On Oct 14, 5:10*pm, Nia Casanova wrote: On Oct 14, 10:05*am, Liam wrote: A worthwhile exercise. *I suspect someone flying long flights over the Sierras is more likely to post to OLC than someone flying 100km flights out of Peoria, and the former is also much more likely to get killed. *I think 1/1000 is a lower bound for pilots flying XC out west. How I justify still flying: Depending on your age, a 1/1000 chance of dying in the next year is really not all that bad. The point is, we greatly tend, *psychologically, to underestimate our chances of dying of numerous other causes of death besides gliding in a given year. *We all know some 80 year old or even 90 year old friends and relatives, *and forget how relatively rare they actually are, and how many members of the age related peer group they were born with are not around any longer. * We kind of assume if we eat right and *don't get in an accident, we'll be around at 80-90 too. So we get really sad when somebody dies at age 60 in an accident, and might decide to give up flying because of the 1/1000 chance we might die from flying in the next year. If you study the U.S. Social Security Actuarial tables of 2007: *http://www.ssa.gov/oact/STATS/table4c6.html For a 63 year old male, not too far off from an average glider pilot, your chances of dying in the next year of any of the many other possible causes (I suppose that includes the 5-11 glider pilots who die gliding each year in the U.S.) *is about 14/1000. There is a rule called the Gompertz law that says that the chance of dying of any cause in the next year doubles with every 8 years of age. So if you are still flying at the age of 85, you have about about a 1/10 chance of dying in the next year just from the fact that you're still alive at all. * *It only goes up another 1/1000 * if you still fly (assuming 85 y/o OLC pilots die at the overall average rate as other OLC pilots). But maybe if you're still flying at age 63, *would be better to fly with other age 63+ passengers, so just in case something happens, you don't take along somebody with a better life expectancy with you, like a healthy 19 y/o male who might have only had a 1/1000 chance of dying in the next year from all causes. This is very interesting. Thanks for sharing. It makes sense, but still does not explain why in 30 years of flying I know more dead pilots than any other cause combined... Ramy in my case, almost all of my friends are pilots, so I suspect that eventually i will have a lot of dead pilot friends. fortunately i don't have any yet. |
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