Jeanot Petch Sovereign's Cup races 2025, courses ALPHA

Bearings in magnetic true. Variation 2.0° W at 51° 39.42′ N 008° 29.10′ W on 26 June 2025, from the World Magnetic Model (WMM-2025): magnetic is true plus 2.0°. Bearings are computed from the marks' positions, so are true; magnetic is worked from the unrounded true bearing.

Courses

Course	Marks
A	Cork Buoy E Lge Sov Black Tom B K M A CF
B	E C G Black Tom C J K M A CF
C	E H F Black Tom Lge Sov J B K M A CF
D	B J C Black Tom D B K M A CF

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 A

Leg	From	To	° magnetictrue	NM
1	SL	Cork Buoy	—	—
2	Cork Buoy	E	246244	7.81
3	E	Lge Sov	359357	1.05
4	Lge Sov	Black Tom	241239	7.96
5	Black Tom	B	056054	6.32
6	B	K	243241	1.33
7	K	M	020018	0.65
8	M	A	043041	1.44
9	A	CF	347345	0.57
Legs between placed marks				27.14

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

Course B

Leg	From	To	° magnetictrue	NM
1	SL	E	—	—
2	E	C	269267	2.08
3	C	G	165163	3.03
4	G	Black Tom	271269	5.65
5	Black Tom	C	060058	5.63
6	C	J	222220	1.83
7	J	K	015013	1.52
8	K	M	020018	0.65
9	M	A	043041	1.44
10	A	CF	347345	0.57
Legs between placed marks				22.42

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

Course C

Leg	From	To	° magnetictrue	NM
1	SL	E	—	—
2	E	H	230228	3.91
3	H	F	076074	3.36
4	F	Black Tom	261259	7.30
5	Black Tom	Lge Sov	061059	7.96
6	Lge Sov	J	234232	4.10
7	J	B	038036	2.61
8	B	K	243241	1.33
9	K	M	020018	0.65
10	M	A	043041	1.44
11	A	CF	347345	0.57
Legs between placed marks				33.23

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

Course D

Leg	From	To	° magnetictrue	NM
1	SL	B	—	—
2	B	J	218216	2.61
3	J	C	042040	1.83
4	C	Black Tom	240238	5.63
5	Black Tom	D	059057	7.69
6	D	B	254252	1.43
7	B	K	243241	1.33
8	K	M	020018	0.65
9	M	A	043041	1.44
10	A	CF	347345	0.57
Legs between placed marks				23.19

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

Start line

Sovereign's Cup 2025 sailing instructions FB 2.1, which the supplementary instructions apply

Marks

SL	Start line	The starting line will be between a Red & White Pole on the Committee Vessel and a Mark (or a vessel displaying an orange flag) at the port end. An IDM may be laid off the Committee Vessel and boats shall not pass between the CV and the IDM when starting.

	Name	Shape	Colour	Position	Source
A			green	51° 41.19′ N 008° 29.74′ W
B	Bulman	south cardinal buoy		51° 40.12′ N 008° 29.70′ W
C		conical	yellow	51° 39.40′ N 008° 30.25′ W
D		conical	yellow	51° 40.56′ N 008° 27.51′ W
E		conical	yellow	51° 39.50′ N 008° 26.90′ W
F		conical	yellow	51° 37.85′ N 008° 26.42′ W
G		conical	yellow	51° 36.50′ N 008° 28.85′ W
H		conical	yellow	51° 36.90′ N 008° 31.60′ W
J		conical	yellow	51° 38.00′ N 008° 32.15′ W
K		conical	yellow	51° 39.48′ N 008° 31.58′ W
M		conical	yellow	51° 40.10′ N 008° 31.25′ W	Sovereign's Cup 2025 sailing instructions, amendment 1
Black Tom	Black Tom	lateral buoy	green	51° 36.42′ N 008° 37.95′ W
Lge Sov	Great Sovereign	island		51° 40.55′ N 008° 26.99′ W	OpenStreetMap way 97382978, the island's centre
Cork Buoy	Cork	safe water buoy	red and white	51° 42.96′ N 008° 15.61′ W	OpenStreetMap node 1593411492 (CIL00240)
CF	Charles Fort	lighthouse		51° 41.74′ N 008° 29.98′ W	OpenStreetMap node 322520677, Charles Fort light (A 5712)

Bearings between marks (° magnetictrue)

from \ to	A	B	C	D	E	F	G	H	J	K	M	Black Tom	Lge Sov	Cork Buoy	CF
A		181179	192190	116114	136134	150148	175173	197195	207205	216214	223221	229227	113111	080078	347345
B	001359		207205	074072	112110	140138	174172	202200	218216	243241	271269	236234	078076	074072	356354
C	012010	027025		058056	089087	125123	165163	201199	222220	278276	320318	240238	062060	070068	006004
D	297295	254252	238236		162160	168166	194192	217215	230228	249247	261259	239237	094092	074072	310308
E	316314	292290	269267	342340		172170	204202	230228	247245	272270	285283	248246	359357	066064	322320
F	330328	320318	305303	348346	352350		230228	256254	274272	299297	309307	261259	355353	055053	332330
G	355353	354352	345343	014012	024022	050048		285283	308306	332330	340338	271269	018016	054052	354352
H	017015	022020	021019	037035	050048	076074	105103		345343	002000	006004	265263	040038	060058	014012
J	027025	038036	042040	050048	067065	094092	128126	165163		015013	017015	248246	053051	066064	022020
K	036034	063061	098096	069067	092090	119117	152150	182180	195193		020018	234232	071069	073071	026024
M	043041	091089	140138	081079	105103	129127	160158	186184	197195	200198		231229	082080	075073	028026
Black Tom	049047	056054	060058	059057	068066	081079	091089	085083	068066	054052	050048		061059	067065	045043
Lge Sov	293291	258256	242240	274272	179177	175173	198196	220218	234232	252250	262260	241239		073071	305303
Cork Buoy	261259	254252	251249	254252	246244	235233	234232	241239	246244	253251	256254	247245	253251		264262
CF	167165	176174	186184	130128	142140	152150	174172	194192	202200	206204	208206	225223	125123	084082

Distances between marks (NM)

from \ to	A	B	C	D	E	F	G	H	J	K	M	Black Tom	Lge Sov	Cork Buoy	CF
A		1.07	1.82	1.52	2.44	3.93	4.73	4.45	3.53	2.06	1.44	6.98	1.83	8.94	0.57
B	1.07		0.80	1.43	1.85	3.05	3.66	3.43	2.61	1.33	0.96	6.32	1.74	9.19	1.63
C	1.82	0.80		2.06	2.08	2.84	3.03	2.64	1.83	0.83	0.94	5.63	2.33	9.76	2.35
D	1.52	1.43	2.06		1.13	2.80	4.15	4.46	3.85	2.75	2.37	7.69	0.32	7.76	1.94
E	2.44	1.85	2.08	1.13		1.68	3.24	3.91	3.59	2.91	2.77	7.52	1.05	7.81	2.95
F	3.93	3.05	2.84	2.80	1.68		2.03	3.36	3.56	3.60	3.75	7.30	2.72	8.43	4.48
G	4.73	3.66	3.03	4.15	3.24	2.03		1.76	2.54	3.43	3.90	5.65	4.21	10.46	5.29
H	4.45	3.43	2.64	4.46	3.91	3.36	1.76		1.15	2.58	3.21	3.97	4.64	11.63	4.95
J	3.53	2.61	1.83	3.85	3.59	3.56	2.54	1.15		1.52	2.17	3.93	4.10	11.40	3.98
K	2.06	1.33	0.83	2.75	2.91	3.60	3.43	2.58	1.52		0.65	5.00	3.04	10.50	2.47
M	1.44	0.96	0.94	2.37	2.77	3.75	3.90	3.21	2.17	0.65		5.55	2.68	10.11	1.82
Black Tom	6.98	6.32	5.63	7.69	7.52	7.30	5.65	3.97	3.93	5.00	5.55		7.96	15.33	7.27
Lge Sov	1.83	1.74	2.33	0.32	1.05	2.72	4.21	4.64	4.10	3.04	2.68	7.96		7.46	2.21
Cork Buoy	8.94	9.19	9.76	7.76	7.81	8.43	10.46	11.63	11.40	10.50	10.11	15.33	7.46		8.99
CF	0.57	1.63	2.35	1.94	2.95	4.48	5.29	4.95	3.98	2.47	1.82	7.27	2.21	8.99

Supplementary sailing instructions

Supplementary Sailing Instructions for

Jeanot Petch Sovereign’s Cup Races Thursday 26 June 2025

Boats are divided into the following Groups:

Group 1: Spinnaker Classes 0 & 1, Coastal Class 1 FG 10.25

Group 2: Spinnaker Classes 2 & 3, Coastal Class 2, Non-Spinnaker Classes 1 & 2 FG 10.35

Please refer to SI’s 7.3, 7.3.1 and amended SI 7.3.2

All communications for all classes will be on the VHF Ch. 69 for these races. This includes

‘change of course’ or shortened course information.

Start Area – see individual course below

Starting Line: SI FB 2.1 applies

Finishing Line: SI FC 6 applies

COURSES:

Start areas and midway points

Course ALPHA (A): start area at mark C; midway point Mark E (bearing 090 degrees).

Course BRAVO (B): start area at mark C; midway point Black Tom (bearing 090 degrees).

Course CHARLIE (C): start area at mark J; midway point Black Tom (bearing 090 degrees).

Course DELTA (D): start area at mark J; midway point Black Tom (bearing 090 degrees).

Jeanot Petch Sovereign's Cup races 2025, courses ALPHA–DELTA

Courses

Start line

Marks

Bearings between marks (° magnetictrue)

Distances between marks (NM)

Supplementary sailing instructions

Start areas and midway points