Rossiter Pintail Mortagne sur Gironde, near Bordeaux |
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Laser 140101 Tynemouth |
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Laser 28 - Excellent example of this great design Hamble le rice |
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Icon Class Association |
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Rupert ![]() Really should get out more ![]() Joined: 11 Aug 04 Location: Whitefriars sc Online Status: Offline Posts: 8956 |
![]() ![]() ![]() ![]() Posted: 09 Apr 14 at 4:29pm |
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The cvrda still use 3 digits! And I do agree that 4 digits suggests an accuracy that isn't there.
On the pregnancy front, we generally know when we have started the race, and therefore when we are timing from. This isn't always the case with motherhood... |
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Firefly 2324, Puffin 229, Minisail 3446 Mirror 70686
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iGRF ![]() Really should get out more ![]() ![]() Joined: 07 Mar 11 Location: Hythe Online Status: Offline Posts: 6499 |
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Then there is the simple logic of wrongness.
An RS500 and an Icon cannot be fairly matched with handicaps of 975 & 969 respectively. Unless of course the RS500 is forced to race under the conditions that the PYAG have engineered themselves with their data acquisition into favouring, a Pond with lots of cans and trees around it. Thereby rendering the Portsmouth Yardstick Authority Group, into the Pond Yardstick Authority Group Edited by iGRF - 09 Apr 14 at 4:33pm |
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kneewrecker ![]() Really should get out more ![]() ![]() Joined: 09 Apr 14 Online Status: Offline Posts: 1586 |
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on what basis? If both boats finished on an ET of 54 minutes, then the difference on corrected time is just 20 seconds..... please don't pretend that 20 seconds can't be gained or lost in clever tactics or sh*tty gybing.
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![]() Anyway, this is hugely off topic! The Icon is a lovely boat, and I strongly recommend a demo sail. |
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iGRF ![]() Really should get out more ![]() ![]() Joined: 07 Mar 11 Location: Hythe Online Status: Offline Posts: 6499 |
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Except it won't be 20 secs, it'll be lucky to be twenty minutes on a good sea course over an hour, OK maybe twenty minutes is a bit of an exaggeration, but an RS500 regularly beats the Alto if we cock up and they don't and even if we don't they can beat us by seconds, now an Icon? That Icon I managed to cross in the EPS in one race? It won't come close once we raise our kites, but then all the data it was judged by doesn't permit the use of kites does it? So the data they are using is the wrong data, why don't you get it? If you are tabulating performance of boats against boats you can only tabulate to their best performance, not favour one or disfavour one by not enabling all its facets to function. |
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In 2010, when the Icon was being developed IIRC, the Blaze PY was 1046 and the Phantom 1035. Assuming that in their ideal conditions both outperform there yardstick by 40 points (wild guess!!), then the icon would sail to 1006 in a breeze and 995 in lighter winds - so 1001 on average.
Now the Blaze is 1026 and the Phantom 1012, so if we benchmark of these again we would get the Icon at 986 in a breeze and 972 in light winds - average 979. |
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Steve411 ![]() Really should get out more ![]() ![]() Joined: 09 Sep 08 Location: Cheddar, Somerset, England Online Status: Offline Posts: 705 |
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So 969 is only 1% out. Result!
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kneewrecker ![]() Really should get out more ![]() ![]() Joined: 09 Apr 14 Online Status: Offline Posts: 1586 |
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yep well done PYAG....
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iGRF ![]() Really should get out more ![]() ![]() Joined: 07 Mar 11 Location: Hythe Online Status: Offline Posts: 6499 |
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So why would you compare a double hander to two single handers and they were known 'Bandits' at that time the RS500 was 972, I have bitter experience of this because they made us race it off 963 at that time, but even so.. Like for like this isn't and comparing two wrongs doesn't make a right. There lies the nub of the problem we are all left with, we simply do not know which boat is not wrong, the fluidness of all this in an effort to make all things inland compatible... There needs to be a Null point, a boat that stays permanently at a given value around which this algorithm can calculate, but unless I'm very wrong and stupidly mistaken there does not appear to be such a craft and I do seem to recall when this thing was set up, there was such a thing. Edited by iGRF - 09 Apr 14 at 5:28pm |
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kneewrecker ![]() Really should get out more ![]() ![]() Joined: 09 Apr 14 Online Status: Offline Posts: 1586 |
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that's the old system- statistically sound classes were 'Primary Numbers', classes like the laser and solo with enough returns to qualify; secondary numbers less sound (but perfectly usable as was imnsho, and then down to lower tiers- I've forgotten what they were now, but suffice to say anything without much data would be a finger in the air guess work number..... that system got canned.
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