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#21
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sorry, I was flirting with a math teacher at the time.
Scout "Capt. Mooron" wrote in message ... So what did your Prof refer to the vector between your departure coordinates and your arrival coordinates? CM "Scout" wrote in message ... | btw - I've used my saved sailing gps tracks in the classroom - the physics | teacher projected them onto the board and had the students work out vectors | and so forth. | Scout | | "Bart Senior" wrote in message | . .. | You sail directly East for 14 hours, | then South for 14 hours, | and then West for 14 hours, | and then North again for 14 hours. | | Now if you draw a vector between your starting | position and your final position. What would you | call that vector? | | | | |
#22
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Ah... Yes.... calculating a vector between "Legs".... one of my favourite
navigational pastimes. ;-) CM "Scout" wrote in message ... | sorry, I was flirting with a math teacher at the time. | Scout | | "Capt. Mooron" wrote in message | ... | So what did your Prof refer to the vector between your departure | coordinates | and your arrival coordinates? | | CM | | "Scout" wrote in message | ... | | btw - I've used my saved sailing gps tracks in the classroom - the | physics | | teacher projected them onto the board and had the students work out | vectors | | and so forth. | | Scout | | | | "Bart Senior" wrote in message | | . .. | | You sail directly East for 14 hours, | | then South for 14 hours, | | and then West for 14 hours, | | and then North again for 14 hours. | | | | Now if you draw a vector between your starting | | position and your final position. What would you | | call that vector? | | | | | | | | | | | | |
#23
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A theory exercise?
:P Cheers Capt. Mooron wrote: Ah... Yes.... calculating a vector between "Legs".... one of my favourite navigational pastimes. ;-) CM "Scout" wrote in message ... | sorry, I was flirting with a math teacher at the time. | Scout | | "Capt. Mooron" wrote in message | ... | So what did your Prof refer to the vector between your departure | coordinates | and your arrival coordinates? | | CM | | "Scout" wrote in message | ... | | btw - I've used my saved sailing gps tracks in the classroom - the | physics | | teacher projected them onto the board and had the students work out | vectors | | and so forth. | | Scout | | | | "Bart Senior" wrote in message | | . .. | | You sail directly East for 14 hours, | | then South for 14 hours, | | and then West for 14 hours, | | and then North again for 14 hours. | | | | Now if you draw a vector between your starting | | position and your final position. What would you | | call that vector? | | | | | | | | | | | | |
#24
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![]() "Bart Senior" wrote in message . .. You sail directly East for 14 hours, then South for 14 hours, and then West for 14 hours, and then North again for 14 hours. Now if you draw a vector between your starting position and your final position. What would you call that vector? A Tidal vector. Regards Donal -- |
#25
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If you don't have the theory down pat.... how in the world will you pass the
practical? CM "Nav" wrote in message ... | A theory exercise? | | :P | | Cheers | | Capt. Mooron wrote: | | Ah... Yes.... calculating a vector between "Legs".... one of my favourite | navigational pastimes. ;-) | | CM | | "Scout" wrote in message | ... | | sorry, I was flirting with a math teacher at the time. | | Scout | | | | "Capt. Mooron" wrote in message | | ... | | So what did your Prof refer to the vector between your departure | | coordinates | | and your arrival coordinates? | | | | CM | | | | "Scout" wrote in message | | ... | | | btw - I've used my saved sailing gps tracks in the classroom - the | | physics | | | teacher projected them onto the board and had the students work out | | vectors | | | and so forth. | | | Scout | | | | | | "Bart Senior" wrote in message | | | . .. | | | You sail directly East for 14 hours, | | | then South for 14 hours, | | | and then West for 14 hours, | | | and then North again for 14 hours. | | | | | | Now if you draw a vector between your starting | | | position and your final position. What would you | | | call that vector? | | | | | | | | | | | | | | | | | | | | | | | |
#26
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Wally,
That "VECTOR" would be called "DRIFT" Drift would include leeway, tide, deviation and variation, windage, helmsmans error, etc. Drawn from the starting point to present position Ole Thom HAPPY 4th |
#27
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yes I know, that is the point (no pun intended)
Scout no it wasn't the point. the point was the question lacked sufficient data to form an answer. btw, a point is not a vector either. a dot is not a vector. |
#28
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wally, go back to study hall. lunch is not for another 45 minutes.
You sail directly East for 14 hours, then South for 14 hours, and then West for 14 hours, and then North again for 14 hours. Now if you draw a vector between your starting position and your final position. What would you call that vector? Leeway? -- Wally www.artbywally.com www.wally.myby.co.uk |
#29
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Speeds haven't been stated, so they can't be assumed to be constant.
speeds are never constant, so assuming such can put you on the rocks. in addition, any set, any drift will have you someplace else. wally, go back to study hall. lunch is not for another 45 minutes. |
#30
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Of course the vector could be 0 degrees T. ;-)
no such vector exists. *that* is a direction, moron. CM |
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