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#16 | |
Navy Seal
![]() Join Date: Jan 2011
Location: CJ8937
Posts: 8,215
Downloads: 793
Uploads: 10
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![]() Quote:
The 4th bearing is a bit trickier: you get to change your position before plotting it. Again, your actual map coordinates are not important. What matters is knowing your current position relative to the first point. You can plot the new position with a reasonable margin of error with no need of a celestial reckoning, as long as you travel along a constant route and keeping a speed as constant as possible, for a measured number of minutes. Once you have your new position marked on map, you can plot the last bearing to your target, as you did with the previous ones. Eventually, you can refine your calculations once you get the target within visual range, using stadimeter, RAOBF or any other measuring method that doesn't require map plottings. ![]() Last edited by gap; 08-12-12 at 07:57 PM. |
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#17 |
Captain
![]() Join Date: May 2011
Posts: 489
Downloads: 106
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Thank you very much, gap! I did not know that you could use the 4 bearings method like that.
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#18 |
Navy Seal
![]() Join Date: Jan 2011
Location: CJ8937
Posts: 8,215
Downloads: 793
Uploads: 10
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#19 | |
Ace of the Deep
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![]() Quote:
Annoying and hard - yes, but definately realistic. That is actually one of the reasons that I do try to stay at one place when the Navigator does one of the celestial fixes at night: getting him good read on celestial fix allows for better dead reckoning. Bad weather always sucks, though... |
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Tags |
automation, modification, real navigation, request |
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