Laser 161752 Tynemouth |
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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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Change the PY System? |
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RS400atC ![]() Really should get out more ![]() Joined: 04 Dec 08 Online Status: Offline Posts: 3011 |
![]() ![]() ![]() ![]() Posted: 24 Jul 17 at 5:14pm |
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I don't think anyone is claiming the PY system can correct for crew skill factor. Although most people would like it to. I expect the Solos are getting slower because they are mostly racing against Lasers, Radials, 4.7s, OKs and so forth which are all getting slower? These boats ought to have converged on stable numbers by now. But the water is being muddied by trying to have Lasers on the same scale as 29ers and Wayfarers, where the numbers are only ever going to vary a lot. |
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RS400atC ![]() Really should get out more ![]() Joined: 04 Dec 08 Online Status: Offline Posts: 3011 |
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I have nothing to do with Raymarine. My TackTick pre-dates their involvement! My use of digital compasses goes back further, with B'n'G systems on bigger boats. Personally I find there are a lot of people I will never overtake in a straight line 'drag race', but if I get the shifts better than them I'm in with a chance. All of the books will tell you how important shifts are. A digital compass is IMHO, way superior to an analogue one. For starters, you can read it from any angle and get an answer to the nearest degree. This makes it much easier to discuss the trends with the crew, or to remember actual numbers. Some places are deceptive. You sail toward the shore and the perspective makes you think you've been shiftted, the tacktck tells you the wind is the same. Sometimes you can feel the quick random shifts and miss the slower, underlying change. Or the bend which generally present when the wind is blowing down the shore. |
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Sam.Spoons ![]() Really should get out more ![]() Joined: 07 Mar 12 Location: Manchester UK Online Status: Offline Posts: 3401 |
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No it's to compensate for the differences in performance of the boats and, as you say, "end up as a base comparison between boats sailed by equal ability crews"
Many of those new boats, most likely, sail in Solo fleets rather than handicap races so don't affect the returns. In the same way that many new Lasers sail predominantly in class events leaving the handicap racing to the 'B fleet' sailors? The vast majority of returns come from club racing (simply because there is an order of magnitude more of it than handicap open meetings). Most (not all) club racing is by sailors who wouldn't trouble the chocolates at a National Championship so it's to be expected that the PN will represent those sailors not the hot shots (and I'm sure I read somewhere that the PY calculations discard the best and worst results to prevent anomalies caused by Sir Ben turning up at Yottingham on Sea Sailing Club and joining in the menagerie.....). Edited by Sam.Spoons - 24 Jul 17 at 5:57pm |
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Spice 346 "Flat Broke"
Blaze 671 "supersonic soap dish" |
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Sam.Spoons ![]() Really should get out more ![]() Joined: 07 Mar 12 Location: Manchester UK Online Status: Offline Posts: 3401 |
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And I'd add that mid fleet sailors are not usually masters at spotting wind shifts, a TackTick should definitely help them spot shifts more accurate/frequently. If they get 10% better at spotting favourable shifts they will definitely get 'round the course faster.
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Spice 346 "Flat Broke"
Blaze 671 "supersonic soap dish" |
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What you have to keep in mind is that, without a reference boat, PY is relative. The Solo number (and Laser number) may have gone up, but that doesn't mean it's getting slower. It might be getting quicker, but at a slower rate than most other classes. With the current system we will never know, though it does seem unlikely. But this is an observation you can't make without being accused of disrespecting hard working families.
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Rupert ![]() Really should get out more ![]() Joined: 11 Aug 04 Location: Whitefriars sc Online Status: Offline Posts: 8956 |
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The Solo handicap dropped loads fairly recently. Not surprised by it might be causing boats not to win at a trot now, so bounce a little.
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Firefly 2324, Puffin 229, Minisail 3446 Mirror 70686
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Bounce should be filtered out, surely?
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sandgrounder ![]() Far too distracted from work ![]() Joined: 01 Apr 11 Online Status: Offline Posts: 220 |
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Fascinating. So will this TackTick also tell you what the wind is doing further up the windward leg, or across the other side of the course, or does it simply give a snapshot in time at your particular discrete location on the course? |
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Chris 249 ![]() Really should get out more ![]() ![]() Joined: 10 May 04 Online Status: Offline Posts: 2041 |
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No one has ever been annoyed by a reasoned comment about the PY system have they? People like you and Dougal have made properly-argued criticisms of the PY and no one has given you grief for it. Some of us do get annoyed at moronic, abusive and childish claims that the PY organisers are behaving in a deceptive fashion, but that's completely different to reasoned comment.
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sailcraftblog.wordpress.com
The history and design of the racing dinghy. |
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Sorry, I just get fed up with the "it'll never be perfect so there's no point trying to improve things, and they're volunteers don't you know" line of argument.
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