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Manual

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Title
Date 2007-12-20 08:27:37 2007-12-20 08:29:27
Editor jakob jakob
Tags

2007-12-20 08:27:37 by jakob
2007-12-20 08:29:27 by jakob
36The boat performance is expressed in the so called36The boat performance is expressed in the so called
> polar curve, which is visible to you. The polar c> polar curve, which is visible to you. The polar c
>urve state the boat speed as a function of wind sp>urve state the boat speed as a function of wind sp
>eed and TWA. Take time and study the plot to learn>eed and TWA. Take time and study the plot to learn
> how to sail the boat efficiently. Different wind > how to sail the boat efficiently. Different wind 
>speeds are shown with different colored curves. Fo>speeds are shown with different colored curves. Fo
>r a certain wind speed follow the corresponding co>r a certain wind speed follow the corresponding co
>lored curve for all various TWA:s around the boat.>lored curve for all various TWA:s around the boat.
> For a certain wind speed and TWA you can read the> For a certain wind speed and TWA you can read the
> corresponding boat speed as represented by the di> corresponding boat speed as represented by the di
>stance from the origin to the colored curve. The p>stance from the origin to the colored curve. The p
>lot does not differ negative from positive TWAs si>lot does not differ negative from positive TWAs si
>nce our boats are symmetric. Your boat gets the po>nce our boats are symmetric. Your boat gets the po
>lar curve boat speed (=100% performance in the pol>lar curve boat speed (=100% performance in the pol
>ar window) at all times unless you have hit land a>ar window) at all times unless you have hit land a
>nd your boat has some level of damage.>nd your boat has some level of damage.
3737
38Race types38Race types
39------------39------------
40There are basically two kinds of races, fleet-race40There are basically two kinds of races, fleet-race
>s and timed-races. >s and timed-races. 
tt41
41* Fleet race: In a fleet race you typically regist42** Fleet race:** In a fleet race you typically reg
>er a boat during the registration phase in which p>ister a boat during the registration phase in whic
>ractice sailing is allowed. One hour before the st>h practice sailing is allowed. One hour before the
>art all boats are suddenly automaticaly towed back> start all boats are suddenly automaticaly towed b
> to the starting point, stopped and moored there d>ack to the starting point, stopped and moored ther
>uring this last hour before the start which we cal>e during this last hour before the start which we 
>l the prestart phase. During the prestart phase yo>call the prestart phase. During the prestart phase
>u can send commands and chats but the boat will no> you can send commands and chats but the boat will
>t move. At the time of the race start all boats ar> not move. At the time of the race start all boats
>e let go simultaneously.  The last command will be> are let go simultaneously.  The last command will
> the one controlling the boat. First boat completi> be the one controlling the boat. First boat compl
>ng the course is the winner!>eting the course is the winner!
43
42* Timed races: In a timed race you may (within lim44**Timed race:** In a timed race you may (within li
>its) start at any time you like. The time of your >mits) start at any time you like. The time of your
>first command is your start time. A start using a > first command is your start time. A start using a
>delayed command is possiblecomplete the course and> delayed command is possiblecomplete the course an
> your total sailed time will be compared to others>d your total sailed time will be compared to other
> in the leaderboard. Once you have finished the co>s in the leaderboard. Once you have finished the c
>urse you may register a new boat and go for anothe>ourse you may register a new boat and go for anoth
>r try. >er try. 
4345
44Weather46Weather
45--------47--------
46State of the art high resolution forecasts by Weat48State of the art high resolution forecasts by Weat
>hertech is used as the sailing environment. The re>hertech is used as the sailing environment. The re
>solution in both time and space varies depending o>solution in both time and space varies depending o
>n the race. The forecasts are true in the sense th>n the race. The forecasts are true in the sense th
>at we are in the simulator sailing in authentic we>at we are in the simulator sailing in authentic we
>ather. All boats sail in the wind forecasts at the>ather. All boats sail in the wind forecasts at the
> 10 meter level. Usually, the client give you acce> 10 meter level. Usually, the client give you acce
>ss to seal level atmospheric pressures also. The f>ss to seal level atmospheric pressures also. The f
>orecasts are typically updated once or twice per 2>orecasts are typically updated once or twice per 2
>4 hour period. Updates are fairly immediately and >4 hour period. Updates are fairly immediately and 
>normally phased in during an hour or so. Note that>normally phased in during an hour or so. Note that
> in some races new forecasts show up in the middle> in some races new forecasts show up in the middle
> of the night... > of the night... 
4749

Races

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Current Races:

Cross the Convergence 2026 - Guam to Ouvéa


The third race of our series of ocean voyages across the World’s convergence zones takes us southeastward now down the Pacific, from Guam’s Apra Harbour at 13.5 degrees North, back across the Equator to the glorious New Caledonian resort island of Ouvéa, on the edge of the Tropic of Capricorn at 20.5 degrees South. It’s 2400nm, and there’s more than a few other islands in the way, so mind where you go in your Ocean 50s. Race #1981
INFOby brainaid.de
Ocean 50PARTICULARS
WX Updates:
0430 / 1030 / 1630 / 2230
Ranking: CCZ - SYC
Race starts: Mar 20th 18:00 Registration Open!
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GO TO RACE

Lake Victoria TIMED Race 2026

This month’s TIMED race takes us inland to Lake Victoria in the heart of Africa. Starting at Rosebery Channel in Uganda sail the AC72v2 on a 196nm course around Bugala Island on the way to the finish line in Tanzania’s Speke Gulf. This is a TIMEDrace so you may RE-REGISTER HEREto try again after finishing a run. You will have 13 days and 11 hours to test your skill and decision making after the race opens.
Race #2018
INFOby brainaid.de
AC72v2 Particulars
WX Updates:
0430 / 1030 / 1630 / 2230
Ranking:
TRQ1 - TRCH - SYC
RACE CLOSE: Saturday,
28 March at 23:00 UTC
Race starts: Mar 15th 12:00 Registration Open!
▶ Flash
GO TO RACE

SSANZ Round North Island Race 2026 - Leg 4

The final challenge awaits in Leg Four of the Round North Island Series! From Napier, the fleet sets off on a 354 nautical mile run back to Auckland, completing the full circumnavigation where the journey began. Fatigue may be setting in, but this last leg could decide the overall standings. Sailing the fast and responsive Sun Fast 3600, our skippers will need sharp tactics and steady focus to finish the series strong and claim victory!

The start time for this race may change at short notice to align with the real race. The confirmed start date and time will be announced via an in-race “L” flag message — Please monitor race communications closely.
Race #2014
INFO by brainaid.de
Sun Fast 3600 PARTICULARS
WX Updates:
0430 / 1030 / 1630 / 2230
Ranking: RNI - SUPBUD - SYC
RACE CLOSE: Friday,
March 20 at 2300 UTC.
Race starts: Mar 12th 22:00 Registration Closed
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Iceland to the Falklands 2026

Welcome to an all-new route, the first of three Round the 'Old World' of Europe, Africa, Australia and Asia. To give each leg of the ROW a bit of length we'll try to hug the coasts as little as possible, so starting in Iceland our first leg of the series, which will also be the final leg of our Quarter 1 Ocean Championships takes us 7200nm to the Falklands, the full length of the Atlantic end to end. To make sure we'll get it done within the month we'll be sailing our Maxi Trimaran.
Race #2010
INFO by brainaid.de
Maxi Trimaran PARTICULARS
WX Updates:
0430 / 1030 / 1630 / 2230
Ranking: OCQ1 - ROW - OCCH - SYC
RACE CLOSE: Tuesday,
March 24 at 2300 UTC.
Race starts: Mar 02nd 11:00 Registration Closed
▶ Flash
GO TO RACE

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