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New versions in test
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TOPIC: New versions in test
#100180
New versions in test 2010/04/26 07:48 (2 Years ago)  
2 new versions are now on test and will be deployed soon:

1. Server changes, planned deployment by the next weekend
- Includes changes to the Match-Race umpiring (green button for nobody's pen)
- ELO for match-race solved
- Change to time-to-start thresholds for boats who are late
- Changes to RE for collisions with capsized boats

2. Boat changes, planned deployment in 15 days
- Added SPINNAKER (symetrical) to CATS.
This change will give us the pssibility to raise a small symetrical kite. It will give NO absolute advantage downwind in terms of VMG but will allow a dead-downwind course. Sailors will use it ONLY for tactical reasons.
- Added capsize to LASERS
Unlike the skiffs we'll have very clear rules for capsize in that case. We'll start with only one rule: in highwinds a gybe should only work if boat is fast otherwise the boat will capsize.


A.
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#100221
Re:New versions in test 2010/04/26 15:43 (2 Years ago)  
Very realistic re: gybe at high speed only...it's a primary rule in heavy air...
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#100236
Re:New versions in test 2010/04/26 17:09 (2 Years ago)  
yeah! Sailx goodies to try! Its kinda like Christmas!
Maelstrom
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#100264
Re:New versions in test 2010/04/26 20:05 (2 Years ago)  
I think cats should have assimetrycal spinnakers as they do in real sailing, there isn't any cat with a simetrycal spinnaker.
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#100269
Re:New versions in test 2010/04/26 20:23 (2 Years ago)  
MacGregor World would disagree with you

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#100300
Re:New versions in test 2010/04/26 22:15 (2 Years ago)  
U-G-L-Y
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#100303
Re:New versions in test 2010/04/26 22:24 (2 Years ago)  
vintage 70's !!
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#100306
Re:New versions in test 2010/04/26 22:43 (2 Years ago)  
This is how you fly a kite:




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#100307
Re:New versions in test 2010/04/26 22:44 (2 Years ago)  
that looks scary
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#100310
Re:New versions in test 2010/04/26 23:26 (2 Years ago)  
dum dum dum

Lets go fly a kite,
Up to the Highest hight,
Lets go fly a kite,
and send it soaring,

Up through the atmosphere,
Up where the air is clear,
Oh, let's go fly a kite
Let's go, fly a kite!
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#100314
Re:New versions in test 2010/04/26 23:41 (2 Years ago)  
Nice pic fro! What I'd pay to be the guy doing the tarzan jump on the spin sheet! LOL
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#100334
Re:New versions in test 2010/04/27 03:33 (2 Years ago)  
A : ever increasing an excellent game.

Agree with avedepaso. Asymmetric for cats (similar to a F18)...and maybe a potential whipe out or nose dive (specially when rounding of a windward mark) ?

SR : you had to dig deep, SR, really deep (into your archive)
Kaaskopje ??? Have to be Dutch to come up with that one.

NED.
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#100354
Re:New versions in test 2010/04/27 07:31 (2 Years ago)  
Frodo wrote:
.This is how you fly a kite:








How is that in any way conforming to the laws of physics?

It doesn't look like he is on a halyard... so his entire weight is on the kite? And it doesn't look breeze on!
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#100357
Re:New versions in test 2010/04/27 08:09 (2 Years ago)  
NED wrote:

Agree with avedepaso. Asymmetric for cats (similar to a F18)...and maybe a potential whipe out or nose dive (specially when rounding of a windward mark) ?

The purpose of SailX simulation is mainly to provide the challenges to the user and keep the playability and fun.
It is because of these reasons that sometimes we INTENTIONALLY introduce non-realistic features.
The symmetrical kite for cats is clearly non-realistic but will add more choices (tactical, non-handling related), the user is required now to decide the approach to the downwind gate or the finnish line, and he can do it with no worries about boat performance as we'll make sure that both options (sailing hot with no kite and DDW with the kite) will produce the same VMG.

A.
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#100365
Re:New versions in test 2010/04/27 09:08 (2 Years ago)  
trim.on wrote:
.Frodo wrote:
.This is how you fly a kite:








How is that in any way conforming to the laws of physics?

It doesn't look like he is on a halyard... so his entire weight is on the kite? And it doesn't look breeze on!


Trim,

You are joking aren't you? Think of the speed increase in a a yacht of this size when a gust hits it kite up, imagine the weight of the yacht and realise the power in the kite! My Paraglider was nothing like the area of this kite and that supported quite a weight!
Poesje

Last Edit: 2010/04/27 09:09 By .
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#100367
Re:New versions in test 2010/04/27 09:39 (2 Years ago)  
Power of the kite?
Poesje

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#100369
Re:New versions in test 2010/04/27 09:51 (2 Years ago)  
yeah but in that picture its flat calm!
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#100370
Re:New versions in test 2010/04/27 09:52 (2 Years ago)  
aestela wrote:
.NED wrote:

Agree with avedepaso. Asymmetric for cats (similar to a F18)...and maybe a potential whipe out or nose dive (specially when rounding of a windward mark) ?

The purpose of SailX simulation is mainly to provide the challenges to the user and keep the playability and fun.
It is because of these reasons that sometimes we INTENTIONALLY introduce non-realistic features.
The symmetrical kite for cats is clearly non-realistic but will add more choices (tactical, non-handling related), the user is required now to decide the approach to the downwind gate or the finnish line, and he can do it with no worries about boat performance as we'll make sure that both options (sailing hot with no kite and DDW with the kite) will produce the same VMG.

A.



What about sailing hot with the kite up?
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#100371
Re:New versions in test 2010/04/27 10:12 (2 Years ago)  
trim.on wrote:

What about sailing hot with the kite up?

Not yet decided but, probably, will be slower than kite-less. Otherwise there is no choice to do, you would always raise the kite.

A.
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#100373
Re:New versions in test 2010/04/27 10:19 (2 Years ago)  
Yes...

What might happen is: people only use the kite for the last portion of the run, primarily to aid their rounding or entering the zone.

So you will sail the run as usual, then do a quick hoist and a quick drop to get that overlap or soak down in front of a boat... not very realistic?

That is only how I envisage it.
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#100374
Re:New versions in test 2010/04/27 10:36 (2 Years ago)  
trim.on wrote:
.Yes...

What might happen is: people only use the kite for the last portion of the run, primarily to aid their rounding or entering the zone.

So you will sail the run as usual, then do a quick hoist and a quick drop to get that overlap or soak down in front of a boat... not very realistic?

That is only how I envisage it.


As I see it: after rounding the offset you decide if you want to go down thru the middle of the field or you see an advantage going one side or the other.
If a side is favored you dont use the kite.
If middle is favored you raise the kite.

During the run if there are some boat-boat close fight we will see different tactics using the two green-bar angles.

When approaching the gate or finish some extra decisions have to be made (as you pointed).

The similar-VMG approach will guarantee us that there is not a very clear advantage between the two configurations. Maybe after some real testing we can decide to penalize one of the two configurations if we see that there is definitely an advantage. We could also add some penalization to the raising/dropping action just to prevent people playing too much with it, or create a minimum constraint time between raise-drop or drop-raise.

A.
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#100442
Re:New versions in test 2010/04/27 16:51 (2 Years ago)  
aestela wrote:
We could also add some penalization to the raising/dropping action just to prevent people playing too much with it

I like this idea.

I also like the chute idea for cats (only) as there is almost zero dw tactics or passing in cats as it stands now. That, combined with the fact that everyone whines about cats , so the boat is in need of a cool feature besides it being "superlative in its crappyness".
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#100455
Re:New versions in test 2010/04/27 19:04 (2 Years ago)  
Nice ideas.

Regarding match race, It would be nice to have 270 penalties, no peanlties in the zone and also the rules for second penalty to be taken right away and third to be a dsq. Don't know it these changes are hard to apply but they shouldn't be.
Thanks,

Diego
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#100461
Re:New versions in test 2010/04/27 20:00 (2 Years ago)  
How high/how much can one luff when having their kite up? What if Boat A is sailing DDW with kite and boat B luffs up without kite... how will Boat A avoid
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#100470
Re:New versions in test 2010/04/27 20:16 (2 Years ago)  
Sailing_Rugger wrote:
.How high/how much can one luff when having their kite up? What if Boat A is sailing DDW with kite and boat B luffs up without kite... how will Boat A avoid

No idea.
It's like using a new boat, a boat we have no first-hand data.

A.
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#100529
Re:New versions in test 2010/04/28 01:49 (2 Years ago)  
That is awesome!
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#100540
Re:New versions in test 2010/04/28 02:27 (2 Years ago)  
That is so awesome
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#100541
Re:New versions in test 2010/04/28 02:32 (2 Years ago)  
optigiggles wrote:
. That is awesome!
.That is so awesome

opti, it's so awesome it needs to be said twice? You sure it isn't super-awesome?
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#100561
Re:New versions in test 2010/04/28 06:59 (2 Years ago)  
trim.on wrote:
.yeah but in that picture its flat calm!Hmm. Maybe trim.on needs some lake sailing experience. The way I read the water in that picture is: 1) clearly over 3kts (no glassy spots); 2) under 8kts (not a single white cap); 3) probably over 5kts based on the wave heights (assuming they are mostly wind driven, not power boat reflections); so my best estimate is 6kts, trim.

If you mostly sail in sea breeze conditions with 25kts or more required before it's "fun", then I totally understand that picture qualifies as flat calm.
-PEB
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#100573
Re:New versions in test 2010/04/28 09:03 (2 Years ago)  
Doesn't look like a lake to me!

And is 6 knots really enough to hold a human up?
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