# Brass Monkey Winter Series 2025 course card

HYC · https://hyc.ie/system/resources/2365/original/Brass_Monkey_SI_Winter_2025_.pdf · https://hyc.ie/system/resources/2365/original/Brass_Monkey_SI_Winter_2025_.pdf

## Courses

Course | Marks
--- | ---
1 | H W I H W I F
2 | H W I H I H W I F
3 | H W C H W I F
4 | H W C V C H V I F
5 | D H W I V I F
6 | D H W I V W I F
7 | I P I D V I F
8 | I P I D P I F
9 | I D H I D H I F
10 | I D H I D H I H I F
11 | C I H C H V I F
12 | C D H C D H V I F
13 | W C I W I W I F
14 | W C D W D W I F
15 | P W C W C W I F
16 | P W I P W C W I F

All marks are rounding marks except those in a box, which are passing marks. Red marks are rounded or passed to port, green to starboard. Select a course to draw it on the chart: its legs are numbered in sailing order, a leg sailed again is drawn beside the first, and a ring shows the side each mark is left on.

Chart: © OpenStreetMap contributors · © OpenSeaMap contributors. Marks laid per race are not shown.

Select a course to draw it on the chart.

### Course 1

Leg | From | To | ° true | NM
--- | --- | --- | --- | ---
1 | Start | H | — | —
2 | H | W | 233 | 1.23
3 | W | I | 105 | 1.04
4 | I | H | 359 | 1.01
5 | H | W | 233 | 1.23
6 | W | I | 105 | 1.04
7 | I | F | — | —
Legs between placed marks | 5.55

A leg from the start line, or to or from a mark laid per race, has no position on the card.

### Course 2

Leg | From | To | ° true | NM
--- | --- | --- | --- | ---
1 | Start | H | — | —
2 | H | W | 233 | 1.23
3 | W | I | 105 | 1.04
4 | I | H | 359 | 1.01
5 | H | I | 179 | 1.01
6 | I | H | 359 | 1.01
7 | H | W | 233 | 1.23
8 | W | I | 105 | 1.04
9 | I | F | — | —
Legs between placed marks | 7.57

A leg from the start line, or to or from a mark laid per race, has no position on the card.

### Course 3

Leg | From | To | ° true | NM
--- | --- | --- | --- | ---
1 | Start | H | — | —
2 | H | W | 233 | 1.23
3 | W | C | 141 | 0.59
4 | C | H | 026 | 1.35
5 | H | W | 233 | 1.23
6 | W | I | 105 | 1.04
7 | I | F | — | —
Legs between placed marks | 5.45

A leg from the start line, or to or from a mark laid per race, has no position on the card.

### Course 4

Leg | From | To | ° true | NM
--- | --- | --- | --- | ---
1 | Start | H | — | —
2 | H | W | 233 | 1.23
3 | W | C | 141 | 0.59
4 | C | V | 032 | 0.73
5 | V | C | 212 | 0.73
6 | C | H | 026 | 1.35
7 | H | V | 199 | 0.63
8 | V | I | 151 | 0.48
9 | I | F | — | —
Legs between placed marks | 5.76

A leg from the start line, or to or from a mark laid per race, has no position on the card.

### Course 5

Leg | From | To | ° true | NM
--- | --- | --- | --- | ---
1 | Start | D | — | —
2 | D | H | 341 | 1.04
3 | H | W | 233 | 1.23
4 | W | I | 105 | 1.04
5 | I | V | 331 | 0.48
6 | V | I | 151 | 0.48
7 | I | F | — | —
Legs between placed marks | 4.27

A leg from the start line, or to or from a mark laid per race, has no position on the card.

### Course 6

Leg | From | To | ° true | NM
--- | --- | --- | --- | ---
1 | Start | D | — | —
2 | D | H | 341 | 1.04
3 | H | W | 233 | 1.23
4 | W | I | 105 | 1.04
5 | I | V | 331 | 0.48
6 | V | W | 258 | 0.79
7 | W | I | 105 | 1.04
8 | I | F | — | —
Legs between placed marks | 5.61

A leg from the start line, or to or from a mark laid per race, has no position on the card.

### Course 7

Leg | From | To | ° true | NM
--- | --- | --- | --- | ---
1 | Start | I | — | —
2 | I | P | 318 | 1.25
3 | P | I | 138 | 1.25
4 | I | D | 085 | 0.32
5 | D | V | 305 | 0.68
6 | V | I | 151 | 0.48
7 | I | F | — | —
Legs between placed marks | 3.99

A leg from the start line, or to or from a mark laid per race, has no position on the card.

### Course 8

Leg | From | To | ° true | NM
--- | --- | --- | --- | ---
1 | Start | I | — | —
2 | I | P | 318 | 1.25
3 | P | I | 138 | 1.25
4 | I | D | 085 | 0.32
5 | D | P | 308 | 1.47
6 | P | I | 138 | 1.25
7 | I | F | — | —
Legs between placed marks | 5.56

A leg from the start line, or to or from a mark laid per race, has no position on the card.

### Course 9

Leg | From | To | ° true | NM
--- | --- | --- | --- | ---
1 | Start | I | — | —
2 | I | D | 085 | 0.32
3 | D | H | 341 | 1.04
4 | H | I | 179 | 1.01
5 | I | D | 085 | 0.32
6 | D | H | 341 | 1.04
7 | H | I | 179 | 1.01
8 | I | F | — | —
Legs between placed marks | 4.75

A leg from the start line, or to or from a mark laid per race, has no position on the card.

### Course 10

Leg | From | To | ° true | NM
--- | --- | --- | --- | ---
1 | Start | I | — | —
2 | I | D | 085 | 0.32
3 | D | H | 341 | 1.04
4 | H | I | 179 | 1.01
5 | I | D | 085 | 0.32
6 | D | H | 341 | 1.04
7 | H | I | 179 | 1.01
8 | I | H | 359 | 1.01
9 | H | I | 179 | 1.01
10 | I | F | — | —
Legs between placed marks | 6.77

A leg from the start line, or to or from a mark laid per race, has no position on the card.

### Course 11

Leg | From | To | ° true | NM
--- | --- | --- | --- | ---
1 | Start | C | — | —
2 | C | I | 072 | 0.66
3 | I | H | 359 | 1.01
4 | H | C | 206 | 1.35
5 | C | H | 026 | 1.35
6 | H | V | 199 | 0.63
7 | V | I | 151 | 0.48
8 | I | F | — | —
Legs between placed marks | 5.48

A leg from the start line, or to or from a mark laid per race, has no position on the card.

### Course 12

Leg | From | To | ° true | NM
--- | --- | --- | --- | ---
1 | Start | C | — | —
2 | C | D | 076 | 0.98
3 | D | H | 341 | 1.04
4 | H | C | 206 | 1.35
5 | C | D | 076 | 0.98
6 | D | H | 341 | 1.04
7 | H | V | 199 | 0.63
8 | V | I | 151 | 0.48
9 | I | F | — | —
Legs between placed marks | 6.49

A leg from the start line, or to or from a mark laid per race, has no position on the card.

### Course 13

Leg | From | To | ° true | NM
--- | --- | --- | --- | ---
1 | Start | W | — | —
2 | W | C | 141 | 0.59
3 | C | I | 072 | 0.66
4 | I | W | 285 | 1.04
5 | W | I | 105 | 1.04
6 | I | W | 285 | 1.04
7 | W | I | 105 | 1.04
8 | I | F | — | —
Legs between placed marks | 5.39

A leg from the start line, or to or from a mark laid per race, has no position on the card.

### Course 14

Leg | From | To | ° true | NM
--- | --- | --- | --- | ---
1 | Start | W | — | —
2 | W | C | 141 | 0.59
3 | C | D | 076 | 0.98
4 | D | W | 280 | 1.34
5 | W | D | 100 | 1.34
6 | D | W | 280 | 1.34
7 | W | I | 105 | 1.04
8 | I | F | — | —
Legs between placed marks | 6.64

A leg from the start line, or to or from a mark laid per race, has no position on the card.

### Course 15

Leg | From | To | ° true | NM
--- | --- | --- | --- | ---
1 | Start | P | — | —
2 | P | W | 194 | 0.69
3 | W | C | 141 | 0.59
4 | C | W | 321 | 0.59
5 | W | C | 141 | 0.59
6 | C | W | 321 | 0.59
7 | W | I | 105 | 1.04
8 | I | F | — | —
Legs between placed marks | 4.10

A leg from the start line, or to or from a mark laid per race, has no position on the card.

### Course 16

Leg | From | To | ° true | NM
--- | --- | --- | --- | ---
1 | Start | P | — | —
2 | P | W | 194 | 0.69
3 | W | I | 105 | 1.04
4 | I | P | 318 | 1.25
5 | P | W | 194 | 0.69
6 | W | C | 141 | 0.59
7 | C | W | 321 | 0.59
8 | W | I | 105 | 1.04
9 | I | F | — | —
Legs between placed marks | 5.89

A leg from the start line, or to or from a mark laid per race, has no position on the card.

## Marks

| Name | Shape | Colour | Position
--- | --- | --- | --- | ---
C | Cush | conical | black | 53° 24.50′ N 006° 05.44′ W
D | Dunbo | conical | yellow | 53° 24.73′ N 006° 03.85′ W
H | Hub | conical | black | 53° 25.71′ N 006° 04.43′ W
I | Island | conical | black | 53° 24.70′ N 006° 04.39′ W
P | Portmarnock | conical | black | 53° 25.63′ N 006° 05.80′ W
S | Spit | conical | black | 53° 24.42′ N 006° 04.51′ W
V | Viceroy | conical | orange | 53° 25.12′ N 006° 04.78′ W
W | West | conical | black | 53° 24.96′ N 006° 06.07′ W
F | Finish | spherical | orange | South of the Island mark in the vicinity of the Sound

## Bearings between marks (° true)

from \ to | C | D | H | I | P | S | V | W
--- | --- | --- | --- | --- | --- | --- | --- | ---
C |  | 076 | 026 | 072 | 349 | 098 | 032 | 321
D | 256 |  | 341 | 265 | 308 | 232 | 305 | 280
H | 206 | 161 |  | 179 | 264 | 182 | 199 | 233
I | 252 | 085 | 359 |  | 318 | 194 | 331 | 285
P | 169 | 128 | 084 | 138 |  | 148 | 130 | 194
S | 278 | 052 | 002 | 014 | 328 |  | 347 | 300
V | 212 | 125 | 019 | 151 | 310 | 167 |  | 258
W | 141 | 100 | 052 | 105 | 014 | 120 | 078 |

## Distances between marks (NM)

from \ to | C | D | H | I | P | S | V | W
--- | --- | --- | --- | --- | --- | --- | --- | ---
C |  | 0.98 | 1.35 | 0.66 | 1.15 | 0.56 | 0.73 | 0.59
D | 0.98 |  | 1.04 | 0.32 | 1.47 | 0.50 | 0.68 | 1.34
H | 1.35 | 1.04 |  | 1.01 | 0.82 | 1.29 | 0.63 | 1.23
I | 0.66 | 0.32 | 1.01 |  | 1.25 | 0.29 | 0.48 | 1.04
P | 1.15 | 1.47 | 0.82 | 1.25 |  | 1.43 | 0.79 | 0.69
S | 0.56 | 0.50 | 1.29 | 0.29 | 1.43 |  | 0.72 | 1.08
V | 0.73 | 0.68 | 0.63 | 0.48 | 0.79 | 0.72 |  | 0.79
W | 0.59 | 1.34 | 1.23 | 1.04 | 0.69 | 1.08 | 0.79 |

## Wind

1 N, 2 N, 3 N/E, 4 N/E, 5 E, 6 E, 7 S/E, 8 S/E, 9 S, 10 S, 11 S/W, 12 S/W, 13 W, 14 W, 15 N/W, 16 N/W

## 8. Race Area

8.1 The Race Area will be Northwest of Ireland’s Eye.

## 9. Courses

9.1 Courses will be in accordance with the course card, which forms part of these Sailing Instructions, available on the www.hyc.ie website and will be indicated by numeral boards displayed on the Committee Vessel.

9.2 The course applicable to each Class will be displayed for not less than 4 minutes before its start. This changes RRS 27.1.

## 10. Marks

10.1 Special Brass Monkey marks may be laid for the series.

10.2 Marks are orange spherical or black conical as follows:

Letter Mark

C Cush

D Dunbo

H Hub

I Island

P Portmarnock

S Spit

W West

V Viceroy

Note: The Spit mark is to be passed to the north and east.

## 14. The Finish

14.1 The finishing line will be a line between a red and white pole displaying a blue flag on the Committee Vessel and a spherical orange cherry mark, unless a race is shortened.

14.2 Unless a race is shortened, all finishes will be south of the Island mark in the vicinity of the Sound.

14.3 Boats, having finished, are required to keep clear of all boats still racing (including on a different race course). Those not doing so may be disqualified without a hearing. This changes RRS 63.1 and A5.1.

14.4 A race may be shortened at any mark on the course.

14.5 Any boat retiring shall inform the Race Committee on VHF channel 77