Needs a little explanation. ... I had to adjust camera and scope, from earlier full flight video, in order to pick up the pellets in flight at the range of 158 yards but it worked. ... (Why 158 yards? Well I had just made a one shot centre mass kill on a cow pat splaaaat so moved the old plough disc to there).
Three shots at 158 yards. Watch for the pellets appearing at the top of the pic and just left of the vertical reticule bar and you will be able to track them down to points of impact. ... Now, after you note the gun jump count to six and watch for the pellets ( count 0..1..2..3..4..5..6 ). You will see them sparkling like a little fireflies, as they pass through dappled sunlight and shade, descending from a little beyond the trajectory apex (2 ft high at 88 yards) over the last 50 or so yards of their flight to 158 yards. .... Not a bad three shot group of approx 1.5 inches.
You may have to wait a few seconds for the video to begin. Taken at 420 frames per sec for slow motion.
Please view full screen. There may be hesitations in the process, just wait it out.
http://smg.photobucket.com/albums/v392/ ... testsA.mp4
Shot with a BSA Hornet blueprinted by John Bowkett shooting .22 JSB Exacts at 28 fpe and still with 10 fpe at point of impact. The rifle sight was zeroed for the range from my Dave Eades' variation of Chairgun hence the 2 ft trajectory apex.
Hope you can open the video and enjoy it. .... Kind regards, Yrrah in OZ.
OK this will test your eyes ... 158 yards 3 shot movie.
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OK this will test your eyes ... 158 yards 3 shot movie.
Last edited by Yrrah on Fri May 20, 2011 9:48 pm, edited 1 time in total.
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Re: OK this will test your eyes ... 158 yards 3 shot movie.
amazing mate,comments posted.
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Re: OK this will test your eyes ... 158 yards 3 shot movie.
Yrrah wrote:Needs a little explanation. ... I had to adjust camera and scope, from earlier full flight video, in order to pick up the pellets in flight at the range of 158 yards but it worked. ... (Why 158 yards? Well I had just made a one shot centre mass kill on a cow pat splaaaat so moved the old plough disc to there).
Three shots at 158 yards. Watch for the pellets appearing at the top of the pic and just left of the vertical reticule bar and you will be able to track them down to points of impact. ... Now, after you note the gun jump count to six and watch for the pellets ( count 0..1..2..3..4..5..6 ). You will see them sparkling like a little fireflies, as they pass through dappled sunlight and shade, descending from a little beyond the trajectory apex (2 ft high at 88 yards) over the last 50 or so yards of their flight to 158 yards. .... Not a bad three shot group of approx 1.5 inches.
You may have to wait a few seconds for the video to begin. Taken at 420 frames per sec for slow motion.
Please view full screen. There may be hesitations in the process, just wait it out.
http://smg.photobucket.com/albums/v392/ ... testsA.mp4
Shot with a BSA Hornet blueprinted by John Bowkett shooting .22 JSB Exacts at 28 fpe and still with 10 fpe at point of impact. The rifle sight was zeroed for the range from my Dave Eades' variation of Chairgun hence the 2 ft trajectory apex.
Hope you can open the video and enjoy it. .... Kind regards, Yrrah in OZ.
Harry,you never cease to amaze me! That is fantastic! Great shooting and I just love watching the silvery glint before impact.
I thought PCP's were recoil free! LOL!
Lewis
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Re: OK this will test your eyes ... 158 yards 3 shot movie.
Great to watch. You are getting this filming down to Spielberg like. I love watching a pellet flying towards a rabbit and you know before the hit that it is cactus.
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Re: OK this will test your eyes ... 158 yards 3 shot movie.
I believe a PCP has a peak recoil of somewhere around 14 G's. This compares to around 130 G's for a similarly weighted .22 rimfire cartridge.Lewis Reinhold wrote:Yrrah wrote:Needs a little explanation. ... I had to adjust camera and scope, from earlier full flight video, in order to pick up the pellets in flight at the range of 158 yards but it worked. ... (Why 158 yards? Well I had just made a one shot centre mass kill on a cow pat splaaaat so moved the old plough disc to there).
Three shots at 158 yards. Watch for the pellets appearing at the top of the pic and just left of the vertical reticule bar and you will be able to track them down to points of impact. ... Now, after you note the gun jump count to six and watch for the pellets ( count 0..1..2..3..4..5..6 ). You will see them sparkling like a little fireflies, as they pass through dappled sunlight and shade, descending from a little beyond the trajectory apex (2 ft high at 88 yards) over the last 50 or so yards of their flight to 158 yards. .... Not a bad three shot group of approx 1.5 inches.
You may have to wait a few seconds for the video to begin. Taken at 420 frames per sec for slow motion.
Please view full screen. There may be hesitations in the process, just wait it out.
http://smg.photobucket.com/albums/v392/ ... testsA.mp4
Shot with a BSA Hornet blueprinted by John Bowkett shooting .22 JSB Exacts at 28 fpe and still with 10 fpe at point of impact. The rifle sight was zeroed for the range from my Dave Eades' variation of Chairgun hence the 2 ft trajectory apex.
Hope you can open the video and enjoy it. .... Kind regards, Yrrah in OZ.
Harry,you never cease to amaze me! That is fantastic! Great shooting and I just love watching the silvery glint before impact.
I thought PCP's were recoil free! LOL!
Lewis
Not very much by comparison...
David.
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Re: OK this will test your eyes ... 158 yards 3 shot movie.
Harry,you never cease to amaze me! That is fantastic! Great shooting and I just love watching the silvery glint before impact.
I thought PCP's were recoil free! LOL!
Lewis[/quote]
I believe a PCP has a peak recoil of somewhere around 14 G's. This compares to around 130 G's for a similarly weighted .22 rimfire cartridge.
Not very much by comparison...
David.[/quote]
Lewis and David,
The apparent movement, in the video, is exaggerated because the bracket and camera respond to the rifle's recoil by oscillating for an instant after the rifle has fired. The length of time is really about 1/14 th of the apparent shake time because the motion is slowed about 14 times at 420 frames per second. ... But yes, as I have often written, PCPs too must be held consistently during shot time with excellent follow through at trigger release.
..... Kind regards, Harry.
I thought PCP's were recoil free! LOL!
Lewis[/quote]
I believe a PCP has a peak recoil of somewhere around 14 G's. This compares to around 130 G's for a similarly weighted .22 rimfire cartridge.
Not very much by comparison...
David.[/quote]
Lewis and David,
The apparent movement, in the video, is exaggerated because the bracket and camera respond to the rifle's recoil by oscillating for an instant after the rifle has fired. The length of time is really about 1/14 th of the apparent shake time because the motion is slowed about 14 times at 420 frames per second. ... But yes, as I have often written, PCPs too must be held consistently during shot time with excellent follow through at trigger release.
..... Kind regards, Harry.
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Re: OK this will test your eyes ... 158 yards 3 shot movie.
Hi Harry,Yrrah wrote: Lewis and David,
The apparent movement, in the video, is exaggerated because the bracket and camera respond to the rifle's recoil by oscillating for an instant after the rifle has fired. The length of time is really about 1/14 th of the apparent shake time because the motion is slowed about 14 times at 420 frames per second. ... But yes, as I have often written, PCPs too must be held consistently during shot time with excellent follow through at trigger release.
..... Kind regards, Harry.
The vibration I understood but Lewis seems to be correct. Immediately after firing, there's a slight upward movement before the oscillation sets in. It's very short - given the frame rate probably on the milliseconds level.
A brilliant video - expertly set up and nicely taken. The accuracy of the shooting is equally impressive also.
David.
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Re: OK this will test your eyes ... 158 yards 3 shot movie.
Hi Harry,
.............................. Immediately after firing, there's a slight upward movement before the oscillation sets in. It's very short - given the frame rate probably on the milliseconds level.
A brilliant video - expertly set up and nicely taken. The accuracy of the shooting is equally impressive also.
David.[/quote]
Yes that would be the rifle reaction. ......... Now, most videos I have watched on my computer have hesitations, stops and starts. Some few don't. T have a wireless pick-up. Is it the way the signal is packaged? Is there anything that can help for a smooth continuous delivery? .. Anyone? ... KR, Harry.
.............................. Immediately after firing, there's a slight upward movement before the oscillation sets in. It's very short - given the frame rate probably on the milliseconds level.
A brilliant video - expertly set up and nicely taken. The accuracy of the shooting is equally impressive also.
David.[/quote]
Yes that would be the rifle reaction. ......... Now, most videos I have watched on my computer have hesitations, stops and starts. Some few don't. T have a wireless pick-up. Is it the way the signal is packaged? Is there anything that can help for a smooth continuous delivery? .. Anyone? ... KR, Harry.
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Re: OK this will test your eyes ... 158 yards 3 shot movie.
Yes that would be the rifle reaction. ......... Now, most videos I have watched on my computer have hesitations, stops and starts. Some few don't. T have a wireless pick-up. Is it the way the signal is packaged? Is there anything that can help for a smooth continuous delivery? .. Anyone? ... KR, Harry.[/quote]Yrrah wrote:Hi Harry,
.............................. Immediately after firing, there's a slight upward movement before the oscillation sets in. It's very short - given the frame rate probably on the milliseconds level.
A brilliant video - expertly set up and nicely taken. The accuracy of the shooting is equally impressive also.
David.
Click pause and wait for the video to buffer. Only a very small number of videos don't buffer, most others will spool in the buffer and when you click play again, it's smooth.
You can also download the free version of real-player which lets you save the video to your HD so you can download and then watch back at your leisure.
Streaming is usually OK, but lately my WiFi is playing up at home and I have the same problem. I think it might be because everyone near me has one and we're all sharing the same channels. It's only going to get worse for me.
David
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Re: OK this will test your eyes ... 158 yards 3 shot movie.
[/quote]
Click pause and wait for the video to buffer. Only a very small number of videos don't buffer, most others will spool in the buffer and when you click play again, it's smooth.
You can also download the free version of real-player which lets you save the video to your HD so you can download and then watch back at your leisure.
Streaming is usually OK, but lately my WiFi is playing up at home and I have the same problem. I think it might be because everyone near me has one and we're all sharing the same channels. It's only going to get worse for me.
David[/quote]
Thanks David I'll give that a go .... KR, Harry.
Click pause and wait for the video to buffer. Only a very small number of videos don't buffer, most others will spool in the buffer and when you click play again, it's smooth.
You can also download the free version of real-player which lets you save the video to your HD so you can download and then watch back at your leisure.
Streaming is usually OK, but lately my WiFi is playing up at home and I have the same problem. I think it might be because everyone near me has one and we're all sharing the same channels. It's only going to get worse for me.
David[/quote]
Thanks David I'll give that a go .... KR, Harry.