Day Skipper One
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Transcript of Day Skipper One
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Day Skipper Theory Course
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RYA Cruising Scheme
Shorebased/Theory
Day Skipper
Coastal Skipper /Yachtmaster
Yachtmaster Ocean
Practical
Start Yachting
Competent Crew
Day Skipper
Coastal Skipper
Yachtmaster
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Day Skipper : whats involved ?
Navigation and Chartwork Regulations (IRPCS)
Safety
Meteorology
Passage planning & pilotage
Seamanship
Passage planning and Pilotage
Crew management Sailing
Manoeuvring
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Day Skipper
Having completed the theory andpractical courses, you should be ableto
safely skipper a yacht in familiarwaters, during daylight hours.
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Week 1
Some Nautical Terms
Latitude / Longitude
The Chart Position, Distance and Direction
Buoyage and Visual Aids to Navigation
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Nautical Terms and Charts
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Nautical Terms
Please ask orrefer to yourDay SipperHandbook
p4-10
TURNBUCKLE
PORT
LEECH
BAGGYWRINKLE
CLEW
HALYARD
STANCHION
DOWNHAUL
STARBOARD
GOOSENECK
MIZZEN
UPHAULBINACLE
WINCH
SHEET
STEM
TRANSOM
LUFF
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Direction
Port
Fore
Aft
BOW
WIND
Windward
LeewardSTERN
Starboard
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Latitude (position north/south)
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Latitude and Distance
1o = 60 nM
1 = 1 nM
!must be measured on latitudescale adjacent to position!
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Latitude and Distance
1o = 60 M (nautical miles)
1 = 1 M
= 1.15 Statute M= 1.853 km
= 10 cables
!must be measured on latitude
scale adjacent to position!
1 cable = 0.1 M = 200yds
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Longitude (position east/west)
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Latitude and Longitude
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Types of Projection
Mercator
Gnomonic
Mollweides
Large scale andcoastal charts. Goodfor direction
Small scale, polarand planning charts
School atlas ?
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fr
Chart Projections
Distortion greater near
the polar region
Less distortion near the equator
Longitude
Longitude
LatitudeScale
Light
Source
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Chart Information
RYA Training Chart 3
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Chart Corrections
Weekly Notices to Mariners
National Hydrographic Office Website
Chart Agent
Some magazines and club journals
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Chart Corrections
Example:
Extract from Admiralty Notice to Mariners (2000)
INDEX OF CHARTS AFFECTED
Admiralty Chart Number Notices
RYA Chart 2 6251
6251 England South Coast Channel Depth
Delete depth 6m in position 50o24.8N 04o32.2W
Replace with 5m.
RYA Chart 2: (9752/98)
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Chart Information
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Levels , Depths and Heights
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Drying Areas
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Compass Rose
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Chart Information (tidal streams)
Data for determining the movement of tidal streams(direction and speed) for this chart..more next week.
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Chart Symbols
Any ideas ?
Admiralty Chart 5011 Full listing
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Position:
4540.40 N
00548.10 W
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Plotting PositionWhat features can be found at the following positions:
45o40.7N 006o13.8W
45o38.0N 006o12.8W
45o49.3N 006o20.4W
45o44.5N 006o12.4W
Quaker SWM
Mouse Is. WCM
Tidal Diamond M
Warsash Rock (ID)
Extension exercise 2 (p8): Q5a,b,c,d
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Symbol Positions
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Give Position of:
Pt. Victoria lighthouse
Chaplin Peak
Tidal Diamond E
46 27 . 80 N006 15 . 30 W
46 24 . 80 N006 11 . 70 W
46
10 . 50N006 16 . 10W
(see chrt)
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Latitude and Distance
1o = 60 M (nautical miles)
1 = 1 M
= 1.15 Statute M
= 1.853 km
= 10 cables
!must be measured on latitude
scale adjacent to position!
1 cable = 0.1 M = 200yds
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Distance
Seal Island PentireLt.
Beauty Pt LtLinards Pt Lt.
Whaler Rk Islandoff Renown Pt.
6.8 miles
3.5 miles
10.5miles
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Direction and the Plotter
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First Class Sailing
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First Class Sailing
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First Class Sailing
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Direction
Johnson Pt Lt ->Port Rampton(water tower)
Whale Bay marina -> Holm Point Lt
Johnson Pt Lt ->MacArthur LANBY
119(T)
256(T)
351(T)
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First Class Sailing
Laying off a course of 073
(T) from sp2
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Position by range & bearing
What features are in the following positions?
326(T) from Lawrence RW Lanby. 6.05 miles
015(T) from Colville Pt Lt Ho. 11.3 miles
South Head Light
Cape Woodward CG station
Extension exercise 2: Q6 and Q7
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Position by range & bearing
What is depth in the following positions?
042(T) from Louisa Rks Lt. 2.7 miles
27m 214(T) from Outer Fraser. 4.1 miles
4.2m
295(T) from Elm Peak Radio Mst . 5.1 miles
Drying 0.6m
Extension exercise 2: Q6 and Q7
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Buoyage & Lights
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Lateral buoyage (Region A)
Starboard Hand
Any G except (2 + 1)
Port Hand
Any R except (2 + 1)
DirectionofBuoyage
KEEP TO PORT OR STARBOARD
MARKS CAN BE BUOYS OR ON POSTSCOLOUR DEFINES PURPOSE
Stay in the Channel ?
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Stay in the Channel ?
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Other Buoyage
Preferred Channel
to Stbd Fl (2 + 1)R
Safe Water
Iso, Occ,
L Fl 10s or Mo(A)
Special Marks
Yellow, rhythm not
used for white lights
Preferred Channel
to Port Fl (2 + 1)G
Emergency Wreck Mark
Fl Al Bu Y
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Cardinal marks
ContinuousFlashing
3 Flashes
6 Short + 1 Long
9 Flashes2 Flashes
DANGERSafe
WaterSafe
Water
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Light Characteristics
Objects which carry a light, will have a magenta plingattached to their symbol, along with an abbreviationof how the light is lit.
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Lights
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Lights
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Lights
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Lights
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Lights
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Lights
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Lights
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Lights
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Lights
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Lateral Buoyage
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Light Characteristics
Fl. R. 2.5s Flashing Red every 2.5 seconds
Fl. G. 5s
Flashing Green every 5 seconds
2 F.G (vert)
Two fixed green lights one above the other Mo (U)
Flash morse U (..-)
Oc. R. 10s
Occulting Red (flashing off) every 10s
Iso. WRG. 3s 9m 8M Isophase 1.5s each phase, sectored white red and green, 9
metres high, visible from 8 miles
Write down and describe the
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Write down and describe thelights of the following:
Holm Point Light
Red Can Buoy off Johnson Point
Pow Head South Head Light
Beauty Point Light
Christopher Point Light