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-   -   The four bearings method (https://www.subsim.com/radioroom/showthread.php?t=170671)

Kuikueg 06-05-10 01:43 PM

The four bearings method
 
I have been searching the web for info on this and what I found was not satisfactory. So I have done my own thinking and put together a document with my results. I hope you find it useful. Here's the link:

http://www.filefront.com/17135612/fo...ngs_method.pdf

If I have time and can figure out how to record in Windows (Linux man, me) I'll try and demostrate my method.


Edit: corrected link to filefront new upload of the document. I don't know how long will these people host the file. It seems that they dump it after sometime...

kylania 06-05-10 02:11 PM

Welcome aboard! :salute:

To record under Windows, try FRAPS.

raymond6751 06-05-10 02:18 PM

Method?
 
You didn't specify what you were trying, but based on the bearings hint, I assume you mean getting the enemy speed.

Did you search the subsim forums? There is already a lot of information on this and other aspects of manual tracking and targeting.

Kuikueg 06-05-10 02:29 PM

Enemy speed, course and position is what you can find with four bearings.

Yes I've tried these forums for info. If you read my document, you will find that some of what it says contradicts what others have said before about this matter. I'm a mathematician and I had to check, you know.

makman94 06-05-10 06:49 PM

Quote:

Originally Posted by Kuikueg (Post 1412598)
Enemy speed, course and position is what you can find with four bearings.

Yes I've tried these forums for info. If you read my document, you will find that some of what it says contradicts what others have said before about this matter. I'm a mathematician and I had to check, you know.

FANTASTIC solution Kuikueg !

you solved a very difficult geometrical problem with a very 'classed' solution !

The 'beauty' of Euclid Geometry is always ,by far, much levels beyond other math's techniques.

Congratulations sir !:up:

reaper7 06-05-10 07:26 PM

Excellent read Kuikueg. Once I get my Mod up and running I should have some time to try this out. :up:

Phantom453 06-05-10 08:40 PM

Link seems to be broken at the moment. Is anyone esle having the same problem?

kylania 06-05-10 08:43 PM

Quote:

Originally Posted by Phantom453 (Post 1412871)
Link seems to be broken at the moment. Is anyone esle having the same problem?

Works here now. Filefront has issues from time to time, just try to download again in 10 min or so.

Diopos 06-06-10 12:58 AM

Quote:

Originally Posted by Kuikueg (Post 1412548)
I have been searching the web for info on this and what I found was not satisfactory. So I have done my own thinking and put together a document with my results. ...

1) There is alot of material out there. For example: Link: http://www.subsim.com/radioroom/showthread.php?t=161283

2) Regardless of existing material, "essays" as yours are always welcome! :yeah:

3) The more discussions, tools, texts, methods we have at our disposal the better! :yep:


.

Diopos 06-06-10 01:10 AM

Ah! Also check the MOBO subforum and related posts here in subsim!
Alot of good work there!



.

Kuikueg 06-06-10 03:12 AM

Thank you guys for your feedback
 
Yes there are a few things out there that I had not found, specially that maneuvering manual from 1941 which is of the utmost interest for me.

Pisces 06-06-10 09:08 AM

Hey, great document. That red line in the general (moving) case is an interesting concept. Have to try it out on my way back to port.

p.s. On page 6 you mix up Sq and Sp.

irish1958 06-06-10 09:18 AM

Quote:

Originally Posted by makman94 (Post 1412814)
FANTASTIC solution Kuikueg !

you solved a very difficult geometrical problem with a very 'classed' solution !

The 'beauty' of Euclid Geometry is always ,by far, much levels beyond other math's techniques.

Congratulations sir !:up:

All you high school students take note: it pays to be attentive in high school geometry class.

Kuikueg 06-06-10 02:11 PM

Quote:

Originally Posted by Pisces (Post 1413160)
Hey, great document. That red line in the general (moving) case is an interesting concept. Have to try it out on my way back to port.

p.s. On page 6 you mix up Sq and Sp.

Oops! You're right. Inconsistent notation. Thanks, I'll try and fix it.

irish1958 06-06-10 07:49 PM

Quote:

Originally Posted by Kuikueg (Post 1413367)
Oops! You're right. Inconsistent notation. Thanks, I'll try and fix it.

I guess you should pay attention in English also.


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