Summer Series 2026 course card CC5, Tuesday, hut starts

DBSC · https://dbsc.ie/wp-content/uploads/2026/04/CC5_Tuesday_Hut_2026_v1.pdf · https://dbsc.ie/wp-content/uploads/2026/04/DBSC_Marks_Bearings_Distances_2026_v1.pdf

Bearings in magnetic true. Variation 1.1° W at 53° 18.63′ N 006° 07.21′ W on 1 July 2026, from the World Magnetic Model (WMM-2025): magnetic is true plus 1.1°. Bearings are computed from the marks' positions, so are true; magnetic is worked from the unrounded true bearing.

Courses

Start line

SL	Start line	Races will start at the DBSC West Pier Hut, located on the Northern corner of the West Pier of Dun Laoghaire Harbour. The starting line will be a transit formed by bringing in line the two triangles above the West Pier Hut. To start, a boat shall cross this line in the direction of the first mark of the course, passing between the hut and a limit mark.

DBSC 2026 sailing instructions supplement H – Fixed-Mark Courses, Hut, 4.1 and 4.2

Marks

	Name	Shape	Colour	Position	Source
A	Salthill		orange	53° 18.36′ N 006° 09.00′ W
B	Saoirse		green	53° 19.02′ N 006° 08.15′ W
C	Seapoint		black	53° 19.48′ N 006° 08.60′ W
D	South Bull		orange	53° 20.00′ N 006° 08.30′ W
E	South Bar		yellow/black	53° 20.22′ N 006° 07.45′ W
F	Bligh		yellow/orange	53° 20.08′ N 006° 06.70′ W
G	New Ross		yellow/blk/wh	53° 19.60′ N 006° 06.30′ W
H	Harbour		yellow	53° 18.74′ N 006° 07.77′ W
J	Asgard		yellow/black	53° 19.11′ N 006° 06.56′ W
K	Boyd		orange	53° 18.85′ N 006° 07.37′ W
L	Merrion		black/yellow	53° 18.88′ N 006° 09.12′ W
M	Middle		yellow	53° 19.55′ N 006° 07.48′ W
N	Molly		yellow/black	53° 18.28′ N 006° 06.28′ W
O	Orange Start		orange	53° 18.38′ N 006° 07.92′ W
P	Poldy		yellow/orange	53° 17.82′ N 006° 05.40′ W
Q	Island		black	53° 17.45′ N 006° 05.58′ W
R	Bulloch		orange	53° 17.28′ N 006° 06.16′ W
S	East		yellow/green	53° 18.16′ N 006° 05.68′ W
T	Battery		green/white	53° 17.52′ N 006° 06.64′ W
V	Pier		orange	53° 18.10′ N 006° 06.84′ W
W	Bay		black	53° 17.73′ N 006° 07.10′ W
X	Turning		yellow nav mk	53° 18.43′ N 006° 08.34′ W
Y	Omega		yellow	53° 17.78′ N 006° 06.23′ W
2	Black Start			53° 18.41′ N 006° 08.07′ W	DBSC Marks 2026, machine-readable list (DBSC_Marks_2026.csv), which the club says is not an official document
3	Green Start			53° 18.42′ N 006° 08.18′ W	DBSC Marks 2026, machine-readable list (DBSC_Marks_2026.csv), which the club says is not an official document
Z	Zebra			53° 18.74′ N 006° 06.16′ W	DBSC Marks 2026, machine-readable list (DBSC_Marks_2026.csv), which the club says is not an official document

A mark with no source of its own is from the marks file's source.

Positions. Mark positions may vary slightly. All figures are approximate.

Bearings between marks (° magnetictrue)

from \ to	A	B	C	D	E	F	G	H	J	K	L	M	N	O	P	Q	R	S	T	V	W	X	Y	2	3	Z
A		039038	013012	015014	028026	040039	054052	064063	064063	064063	353352	038037	094093	089088	105104	115114	124122	097096	122121	102101	120119	081080	110109	086085	085083	078077
B	219218		331330	356355	020019	040039	063062	142141	086085	111110	258256	038037	125124	169168	127126	137136	147146	121120	150149	141140	155154	192191	138137	176175	183182	104103
C	193192	151150		020019	044043	063062	086085	147146	108107	132131	208207	085084	132131	161160	132131	139138	148146	128127	150149	144143	154153	173172	141140	164163	168167	118117
D	195194	176175	200199		068067	086085	110109	167166	132131	155154	205204	134133	146145	173172	143142	149147	156155	141140	159158	156155	164162	182181	152151	176175	179177	136135
E	208206	200199	224223	248247		108107	133132	188187	156154	179178	218217	183182	161160	190189	154153	159158	166165	154153	171170	171170	176175	198197	164163	193192	195194	154152
F	220219	220219	243242	266265	288287		155154	207206	176175	199198	231230	222221	173172	204203	162161	167166	175173	163162	180179	184182	187186	212211	174173	207206	209208	168166
G	234232	243242	266265	290289	313312	335334		227226	199198	222220	248247	267266	181179	220218	164163	170169	179178	167166	187186	193192	195194	227226	180179	223222	225223	176174
H	244243	322321	327326	347346	008007	027025	047046		064063	066065	281280	013012	118117	195194	124123	136135	148147	116115	152151	140139	159158	229228	137136	209208	218217	091090
J	244243	266265	288287	312311	336334	356355	019018	244243		243242	263261	310309	170169	229228	153152	162161	174173	152151	183182	191189	194193	239237	173172	233232	235234	148147
K	244243	291290	312311	335334	359358	019018	042040	246245	063062		273272	356355	132131	216215	132131	144143	156155	125124	163162	158157	173172	235234	149148	225224	229228	100099
L	173172	078076	028027	025024	038037	051050	068067	101100	083081	093092		057056	111109	126125	117115	125124	133132	110109	134133	121120	135134	135134	124122	128127	131130	096095
M	218217	218217	265264	314313	003002	042041	087086	193192	130129	176175	237236		152151	194193	145144	153152	162161	143142	167166	166165	174173	206205	158157	198197	201200	137136
N	274273	305304	312311	326325	341340	353352	001359	298297	350349	312311	291289	332331		277276	132131	154153	177176	110109	197196	243242	223222	278277	178177	278277	278277	010009
O	269268	349348	341340	353352	010009	024023	040038	015014	049048	036035	306305	014013	097096		111110	125124	137136	100099	139138	115113	144143	282281	122121	291290	284283	072071
P	285284	307306	312311	323322	334333	342341	344343	304303	333332	312311	297296	325324	312311	292290		197196	221220	335334	249248	289288	266265	290289	266265	292290	291290	335334
Q	295294	317316	319318	329328	339338	347346	350349	316315	342341	324323	305304	333332	334333	305304	017016		245244	356355	277276	312311	288287	302301	311310	304303	303302	346345
R	304302	327326	328326	336335	346345	355353	359358	328327	354353	336335	313312	342341	357356	317316	041040	065064		019018	311310	335334	310309	313311	356355	316315	314313	001000
S	277276	301300	308307	321320	334333	344342	347346	296295	332331	305304	290289	323322	290289	280279	155154	176175	199198		223222	266265	244243	281280	222221	281280	281280	335334
T	302301	330329	330329	339338	351350	000359	007006	332331	003002	343342	314313	347346	017016	319318	069068	097096	131130	043042		349348	308307	313312	044043	317316	315314	014013
V	283281	321320	324323	336335	351350	004002	013012	320319	011009	338337	301300	346345	063062	295293	109108	132131	155154	086085	169168		204203	291290	132131	294293	293292	034032
W	300299	335334	334333	344342	356355	007006	015014	339338	014013	353352	315314	354353	043042	324323	086085	108107	130129	064063	128127	024023		314313	086085	321320	318317	030029
X	261260	012011	353352	002001	018017	032031	047046	049048	058057	055054	315314	026025	098097	102101	110109	122121	133131	101100	133132	111110	134133		118117	097096	099098	078077
Y	290289	318317	321320	332331	344343	354353	000359	317316	353352	329328	304303	338337	358357	302301	086085	131130	176175	042041	224223	312311	266265	298297		301300	300299	004002
2	266265	356355	344343	356355	013011	027026	043042	029028	053052	045044	308307	018017	098097	111110	111110	124123	136135	101100	137136	114113	141140	277276	121120		274273	075074
3	265263	003002	348347	359357	015014	029028	045043	038037	055054	049048	311310	021020	098097	104103	111110	123122	134133	101100	135134	113112	138137	279278	120119	094093		076075
Z	258257	284283	298297	316315	334333	348346	356354	271270	328327	280279	276275	317316	190189	252251	155154	166165	181180	155154	194193	214212	210209	258257	184182	255254	256255

Distances between marks (NM)

from \ to	A	B	C	D	E	F	G	H	J	K	L	M	N	O	P	Q	R	S	T	V	W	X	Y	2	3	Z
A		0.83	1.15	1.69	2.08	2.20	2.04	0.83	1.64	1.09	0.53	1.50	1.63	0.65	2.22	2.24	2.01	2.00	1.64	1.32	1.30	0.40	1.76	0.56	0.49	1.74
B	0.83		0.53	0.98	1.27	1.37	1.25	0.36	0.95	0.50	0.60	0.66	1.34	0.66	2.04	2.20	2.11	1.71	1.75	1.21	1.44	0.60	1.69	0.61	0.60	1.22
C	1.15	0.53		0.55	1.01	1.28	1.38	0.89	1.27	0.97	0.68	0.67	1.83	1.17	2.53	2.72	2.64	2.19	2.29	1.74	1.97	1.06	2.21	1.12	1.09	1.64
D	1.69	0.98	0.55		0.55	0.96	1.26	1.30	1.37	1.28	1.22	0.67	2.10	1.64	2.79	3.03	3.01	2.42	2.67	2.09	2.38	1.57	2.54	1.60	1.59	1.80
E	2.08	1.27	1.01	0.55		0.47	0.93	1.49	1.23	1.37	1.67	0.67	2.06	1.86	2.70	2.99	3.04	2.32	2.75	2.15	2.50	1.87	2.55	1.85	1.86	1.67
F	2.20	1.37	1.28	0.96	0.47		0.54	1.49	0.97	1.29	1.88	0.71	1.82	1.85	2.39	2.72	2.82	2.02	2.56	1.98	2.36	1.92	2.32	1.86	1.89	1.38
G	2.04	1.25	1.38	1.26	0.93	0.54		1.23	0.51	0.99	1.83	0.71	1.32	1.56	1.86	2.19	2.32	1.49	2.09	1.54	1.93	1.69	1.82	1.59	1.63	0.86
H	0.83	0.36	0.89	1.30	1.49	1.49	1.23		0.81	0.26	0.82	0.83	1.00	0.37	1.69	1.84	1.75	1.38	1.40	0.85	1.09	0.46	1.33	0.37	0.41	0.96
J	1.64	0.95	1.27	1.37	1.23	0.97	0.51	0.81		0.55	1.55	0.70	0.85	1.09	1.47	1.76	1.85	1.09	1.59	1.02	1.42	1.26	1.35	1.14	1.19	0.44
K	1.09	0.50	0.97	1.28	1.37	1.29	0.99	0.26	0.55		1.05	0.70	0.87	0.57	1.57	1.76	1.73	1.22	1.40	0.81	1.13	0.72	1.27	0.60	0.65	0.73
L	0.53	0.60	0.68	1.22	1.67	1.88	1.83	0.82	1.55	1.05		1.19	1.80	0.87	2.46	2.56	2.39	2.18	2.01	1.57	1.67	0.65	2.05	0.79	0.73	1.78
M	1.50	0.66	0.67	0.67	0.67	0.71	0.71	0.83	0.70	0.70	1.19		1.46	1.20	2.13	2.39	2.40	1.76	2.09	1.50	1.84	1.23	1.92	1.19	1.21	1.13
N	1.63	1.34	1.83	2.10	2.06	1.82	1.32	1.00	0.85	0.87	1.80	1.46		0.99	0.70	0.93	1.00	0.38	0.79	0.38	0.74	1.24	0.50	1.08	1.14	0.47
O	0.65	0.66	1.17	1.64	1.86	1.85	1.56	0.37	1.09	0.57	0.87	1.20	0.99		1.61	1.68	1.52	1.36	1.15	0.70	0.81	0.26	1.18	0.09	0.16	1.11
P	2.22	2.04	2.53	2.79	2.70	2.39	1.86	1.69	1.47	1.57	2.46	2.13	0.70	1.61		0.39	0.71	0.38	0.80	0.91	1.02	1.86	0.50	1.70	1.77	1.03
Q	2.24	2.20	2.72	3.03	2.99	2.72	2.19	1.84	1.76	1.76	2.56	2.39	0.93	1.68	0.39		0.39	0.71	0.64	1.00	0.95	1.92	0.51	1.77	1.83	1.34
R	2.01	2.11	2.64	3.01	3.04	2.82	2.32	1.75	1.85	1.73	2.39	2.40	1.00	1.52	0.71	0.39		0.93	0.37	0.92	0.72	1.74	0.50	1.61	1.66	1.46
S	2.00	1.71	2.19	2.42	2.32	2.02	1.49	1.38	1.09	1.22	2.18	1.76	0.38	1.36	0.38	0.71	0.93		0.86	0.70	0.95	1.61	0.50	1.45	1.52	0.65
T	1.64	1.75	2.29	2.67	2.75	2.56	2.09	1.40	1.59	1.40	2.01	2.09	0.79	1.15	0.80	0.64	0.37	0.86		0.59	0.35	1.37	0.36	1.24	1.29	1.25
V	1.32	1.21	1.74	2.09	2.15	1.98	1.54	0.85	1.02	0.81	1.57	1.50	0.38	0.70	0.91	1.00	0.92	0.70	0.59		0.40	0.96	0.49	0.80	0.86	0.76
W	1.30	1.44	1.97	2.38	2.50	2.36	1.93	1.09	1.42	1.13	1.67	1.84	0.74	0.81	1.02	0.95	0.72	0.95	0.35	0.40		1.02	0.52	0.89	0.94	1.16
X	0.40	0.60	1.06	1.57	1.87	1.92	1.69	0.46	1.26	0.72	0.65	1.23	1.24	0.26	1.86	1.92	1.74	1.61	1.37	0.96	1.02		1.42	0.16	0.10	1.34
Y	1.76	1.69	2.21	2.54	2.55	2.32	1.82	1.33	1.35	1.27	2.05	1.92	0.50	1.18	0.50	0.51	0.50	0.50	0.36	0.49	0.52	1.42		1.27	1.33	0.96
2	0.56	0.61	1.12	1.60	1.85	1.86	1.59	0.37	1.14	0.60	0.79	1.19	1.08	0.09	1.70	1.77	1.61	1.45	1.24	0.80	0.89	0.16	1.27		0.07	1.19
3	0.49	0.60	1.09	1.59	1.86	1.89	1.63	0.41	1.19	0.65	0.73	1.21	1.14	0.16	1.77	1.83	1.66	1.52	1.29	0.86	0.94	0.10	1.33	0.07		1.25
Z	1.74	1.22	1.64	1.80	1.67	1.38	0.86	0.96	0.44	0.73	1.78	1.13	0.47	1.11	1.03	1.34	1.46	0.65	1.25	0.76	1.16	1.34	0.96	1.19	1.25

Course sections

A 000°, B 022°, C 045°, D 067°, E 090°, F 112°, G 135°, H 157°, J 180°, K 202°, L 225°, M 247°, N 270°, P 292°, Q 315°, R 337°

Card notes

Marks in red (p) to be rounded to Port, except X to be passed to Port. Marks in green (s) to be rounded to Starboard.

Start line is formed by a transit above the hut, with limit mark orange, black, green or yellow, as displayed on the hut.

Finish line is between an orange line on the corner of the hut & the orange limit mark. Restrictions around hut - see SI H5.10.

Marks, bearings and distances

Mark positions may vary slightly. All figures are approximate. Warning: Some direct paths are obstructed.