Author Topic: turn comparison  (Read 2837 times)

Offline ML52

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turn comparison
« on: August 19, 2012, 02:36:30 PM »
Is the a turn chart similar  to the speed comparison chart?

Offline Lusche

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Re: turn comparison
« Reply #1 on: August 19, 2012, 02:44:31 PM »
Yes. http://gonzoville.com/ahcharts/index.php

But it hasn't been updated in years. While the data presented is still valid, there are newer fighters missing, like for example P-47M, P-39s, Me 410.
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Offline ML52

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Re: turn comparison
« Reply #2 on: August 20, 2012, 04:39:03 AM »
Thank you Lusche. Even dated its a help.  :salute

Offline SmokinLoon

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Re: turn comparison
« Reply #3 on: September 03, 2012, 01:51:37 PM »
Also, remember that aircraft turn at different rates are different speeds.  The P47 and 190 are good examples of aircraft that turn very well at high speeds but are very sluggish at slow speeds, the A6Mx is just the opposite. 
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Offline texasfighter

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Re: turn comparison
« Reply #4 on: September 03, 2012, 02:17:01 PM »
Ok that's why I keep getting smoked by the 190s! And I thought they didn't turn very well. (Any excuse I can get you see ....)

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Offline texasfighter

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Re: turn comparison
« Reply #5 on: September 03, 2012, 02:36:52 PM »
Ok, let me ask this from any plane info expert. I would assume that the P47M will turn virtually the same as a P47D-25 or 47D-40. Correct?

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Offline Krusty

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Re: turn comparison
« Reply #6 on: September 03, 2012, 03:28:21 PM »
Yes. http://gonzoville.com/ahcharts/index.php

But it hasn't been updated in years. While the data presented is still valid, there are newer fighters missing, like for example P-47M, P-39s, Me 410.

I don't think it takes into account the new airflow recoding. It's that old. It's based on really ancient data collected by Mosq way back, and it was just a new way of presenting the old data at the time the website was released for public use.

Offline Krusty

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Re: turn comparison
« Reply #7 on: September 03, 2012, 03:31:21 PM »
Ok, let me ask this from any plane info expert. I would assume that the P47M will turn virtually the same as a P47D-25 or 47D-40. Correct?

I would think not. Horsepower makes a difference, and the M has a ton more with WEP.

Offline Lusche

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Re: turn comparison
« Reply #8 on: September 03, 2012, 04:15:50 PM »
I don't think it takes into account the new airflow recoding. It's that old. It's based on really ancient data collected by Mosq way back, and it was just a new way of presenting the old data at the time the website was released for public use.


Numbers are post FM change, which happened in March 06. The numbers used on that site are from Mosq revised turn comparison list, May 06
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Offline Babalonian

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Re: turn comparison
« Reply #9 on: September 04, 2012, 05:55:02 PM »
Ok that's why I keep getting smoked by the 190s! And I thought they didn't turn very well. (Any excuse I can get you see ....)

It's a good time to familiarise yourself with the (vast) differences and common strengths between the many aircraft designed, engineered and produced by Mr. Willy Messerschmitt's and Prof. Kurt Tank. 

Most people wouldn't know/understand the differences between a 109 or 190 if they were parked right next to each other on a ramp.

You seem to be utilising the 109's tendancy to compress and loose authority with its control surfaces at higher speeds against a plane that just _LOVES_ to go fast and faster.

Ok, let me ask this from any plane info expert. I would assume that the P47M will turn virtually the same as a P47D-25 or 47D-40. Correct?

Are the thrust/power/acceleration, weights and wingloading equal or about the same between each one?  I think you can answer your own question with a little better understanding/research of each aircraft varient's subtle differences.

If the forum search feature is working today, try a search for one of the many detailed threads created in the past explaining the differences between "turn radius" and "sustained turn rate(s)".  You will learn some new technial understanding/terminology, but primarily gain a much broader understanding to "turning" aircraft.
« Last Edit: September 04, 2012, 06:08:02 PM by Babalonian »
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Offline shiv

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Re: turn comparison
« Reply #10 on: September 06, 2012, 08:56:19 PM »
Ok, let me ask this from any plane info expert. I would assume that the P47M will turn virtually the same as a P47D-25 or 47D-40. Correct?

I only know from fighting them but I would say no. It seems what you gain in speed with P47M, you lose in turn performance.



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Offline bozon

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Re: turn comparison
« Reply #11 on: September 11, 2012, 05:55:01 AM »
I only know from fighting them but I would say no. It seems what you gain in speed with P47M, you lose in turn performance.
The excess power is important for sustained turns. So, if you are talking about going round and round at 180 mph, flaps out, then yes, the P47M turns better - on WEP. Without the WEP it is similar to the D40/25 models.

For cutting a corner at speeds where you can pull into the blackout, excess power makes your turn worse. The P47 is one of the best planes for cutting a 90 degree corner at high speeds because it looses its speed very fast, thus it also makes the corner "sharper" (i.e smaller radius). The bad news is that this kind of turning cannot last, so going round and round in P47s is a bad idea. The excess power helps by allowing one to accelerate between corners, build some E just to dump it again in the next corner.

190s are also quite good at cutting corners. They have more excess power than the 47, but also higher stall speeds (especially if flaps are used on both) and are less stable near the stall. The 47 can sustain a smaller circle, but the 190s can sustain a higher turn rate. Both are no where near what a Spit or Ki84 can do in sustained turns.
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Offline SmokinLoon

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Re: turn comparison
« Reply #12 on: September 11, 2012, 04:29:47 PM »
I only know from fighting them but I would say no. It seems what you gain in speed with P47M, you lose in turn performance.


Which is typical of most aircraft, yes? 
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Offline Badboy

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Re: turn comparison
« Reply #13 on: September 12, 2012, 02:24:43 PM »
Ok, let me ask this from any plane info expert. I would assume that the P47M will turn virtually the same as a P47D-25 or 47D-40. Correct?

Assuming you are asking about the aircraft performance in the game, the P47 series of fighters can be compared as shown below.

In this first diagram you can see how the instantaneous turns compare. The P-47D-40 being the best, with the P-47D-11 a very close second. The worst, in terms of instantaneous turn radius and turn rate can be seen to be the P-47D-25, with the P-47N only slightly better.



In the next diagram you can see how the sustained turns compare and best performer is the P-47M, which can also be seen from the previous diagram to compare well in terms of its instantaneous turns. 



The configuration used for these diagrams is 25% fuel, no flaps and the 8 x 50s with 425rpg, and the situation will vary as those loadings vary. 

However, in that configuration the overall, the best choice for a turning engagement is the P-47M, and the worst is the P-47D-25.

Hope that helps...

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Offline bozon

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Re: turn comparison
« Reply #14 on: September 13, 2012, 08:39:16 AM »
Badboy, I suppose this is without flaps? With flaps included, I expect the extra horses of the M to give an even more pronounced advantage.
Mosquito VI - twice the spitfire, four times the ENY.

Click!>> "So, you want to fly the wooden wonder" - <<click!
the almost incomplete and not entirely inaccurate guide to the AH Mosquito.
https://www.youtube.com/watch?v=RGOWswdzGQs