Seamanship_Secrets_185_Tips_-_Techniques_for_Better_Navigation-_Cruise_Planning-_and_Boat_Handling_Under_Power_or_Sail_(Re)_e..

290 seamanship secrets Wrap the person in a wool blanket, sleeping bag, or space blanket. Give a warm nonalcoholic or non-caff ...

preventing and handling emergencies 291 “Your Call, Skipper” You’re the skipper or most knowledgeable crewmember in each of the ...

292 Useful Tables Appendix I USEFUL TABLES Horizon Distance Based on Height of Eye of the Observer (See Chapter 4, How to Determ ...

VISUAL (HE) TABLE HE Horizon HE Horizon HE Horizon HE Horizon 1 1.2 26 6.0 55 8.7 180 15.7 2 1.7 27 6.1 60 9.1 185 15.9 3 2.0 28 ...

294 seamanship secrets Maximum Target Radar Range Based on Height of Radar Antenna [H(ra)] (See Chapter 7, Avoiding Collisions t ...

MAXIMUM RADAR TARGET RANGE BASED ON HEIGHT OF RAD AR ANTENNA H(ra) H(ra) Range H(ra) Range H(ra) Range H(ra) Range H(ra) Range 1 ...

296 seamanship secrets Speed over a Measured Mile (See Chapter 3, How to Make a Speed Graph in Three Easy Steps) Find a measure ...

297 SPEED OVER A MEASURED MILE (1–11 MINUTES) Sec. 1 Min. 2 Min. 3 Min. 4 Min. 5 Min. 6 Min. 7 Min. 8 Min. 9 Min. 10 Min. 11 Min ...

SPEED OVER A MEASURED MILE (1–11 MINUTES) ( CONTINUED ) Sec. 1 Min. 2 Min. 3 Min. 4 Min. 5 Min. 6 Min. 7 Min. 8 Min. 9 Min. 10 M ...

299 38 36.7 22.8 16.5 12.9 10.7 9.0 7.9 6.9 6.2 5.6 5.2 38 39 36.4 22.6 16.4 12.9 10.6 9.0 7.8 6.9 6.2 5.6 5.2 39 40 36.0 22.5 1 ...

SPEED OVER A MEASURED MILE (12–22 MINUTES) Sec. 12 Min. 13 Min. 14 Min. 15 Min. 16 Min. 17 Min. 18 Min. 19 Min. 20 Min. 21 Min. ...

301 20 4.9 4.5 4.2 3.9 3.7 3.5 3.3 3.1 3.0 2.8 2.7 20 21 4.9 4.5 4.2 3.9 3.^7 3.5 3.3 3.1 2.9 2.8 2.7 21 22 4.9 4.5 4.2 3.9 3.7 ...

SPEED OVER A MEASURED MILE (12–22 MINUTES) ( CONTINUED ) Sec. 12 Min. 13 Min. 14 Min. 15 Min. 16 Min. 17 Min. 18 Min. 19 Min. 20 ...

Duration of Slack Water (See Chapter 5, Slack Intervals: Nature’s Gift to Mariners) Correct tidal current time and velocity to y ...

304 seamanship secrets DURATION OF SLACK WATER Maximum Current (knots) Add and Subtract to Time Slack Begins (minutes) Total Tra ...

Drift Rate (See Chapter 8, Decisions to Make Before Running an Inlet) Use drift rate for close-quarters maneuvering. You could a ...

DRIFT RATE IN YARDS SPEED1 knot SPEED2 knots SPEED3 knots SPEED4 knots SPEED5 knots SPEED6 knots SPEED7 knots SPEED8 knots SPEED ...

15 8.3 16.7 25.0 33.3 41.7 50.0 58.3 66.7 0 83.3 15 16 8.9 17.8 26.7 35.6 44.4 53.3 62.2 71.1 80 .0 88.9 16 17 9.4 18.9 28.3 ...

APPENDIX II ADDITIONAL CONCEPTS AND FORMULAS The Three Primary Motions of a Yacht Boats rotate on three primary axes: one runs f ...

additional concepts and formulas 309 B/D ratio 25% to 35% Average roll period = (beam/3.3) × .90 Medium displacement sailboats B ...