Navigation NAU 102 Lesson 5. Chart Corrections Objects move Things Change! Printing errors New...
-
Upload
ellen-gibson -
Category
Documents
-
view
215 -
download
1
Transcript of Navigation NAU 102 Lesson 5. Chart Corrections Objects move Things Change! Printing errors New...
![Page 1: Navigation NAU 102 Lesson 5. Chart Corrections Objects move Things Change! Printing errors New hazards discovered Always use up to date charts!](https://reader030.fdocuments.in/reader030/viewer/2022032705/56649d945503460f94a7c45b/html5/thumbnails/1.jpg)
Navigation
NAU 102
Lesson 5
![Page 2: Navigation NAU 102 Lesson 5. Chart Corrections Objects move Things Change! Printing errors New hazards discovered Always use up to date charts!](https://reader030.fdocuments.in/reader030/viewer/2022032705/56649d945503460f94a7c45b/html5/thumbnails/2.jpg)
Chart Corrections
•Objects move
Things Change!
•Printing errors
•New hazards discovered
Always use up to date charts!
![Page 3: Navigation NAU 102 Lesson 5. Chart Corrections Objects move Things Change! Printing errors New hazards discovered Always use up to date charts!](https://reader030.fdocuments.in/reader030/viewer/2022032705/56649d945503460f94a7c45b/html5/thumbnails/3.jpg)
Chart Corrections
•Buy a new chart (expensive)
Options:
Corrections are promulgated through:
Notices to Mariners
•Correct it yourself (tedious)
![Page 4: Navigation NAU 102 Lesson 5. Chart Corrections Objects move Things Change! Printing errors New hazards discovered Always use up to date charts!](https://reader030.fdocuments.in/reader030/viewer/2022032705/56649d945503460f94a7c45b/html5/thumbnails/4.jpg)
Chart Corrections
http://pollux.nss.nima.mil/untm/
Issued weekly
Downloaded online
Email subscription
Corrections for charts / publications
![Page 5: Navigation NAU 102 Lesson 5. Chart Corrections Objects move Things Change! Printing errors New hazards discovered Always use up to date charts!](https://reader030.fdocuments.in/reader030/viewer/2022032705/56649d945503460f94a7c45b/html5/thumbnails/5.jpg)
Chart Corrections
![Page 6: Navigation NAU 102 Lesson 5. Chart Corrections Objects move Things Change! Printing errors New hazards discovered Always use up to date charts!](https://reader030.fdocuments.in/reader030/viewer/2022032705/56649d945503460f94a7c45b/html5/thumbnails/6.jpg)
Chart Corrections
![Page 7: Navigation NAU 102 Lesson 5. Chart Corrections Objects move Things Change! Printing errors New hazards discovered Always use up to date charts!](https://reader030.fdocuments.in/reader030/viewer/2022032705/56649d945503460f94a7c45b/html5/thumbnails/7.jpg)
Chart Corrections
![Page 8: Navigation NAU 102 Lesson 5. Chart Corrections Objects move Things Change! Printing errors New hazards discovered Always use up to date charts!](https://reader030.fdocuments.in/reader030/viewer/2022032705/56649d945503460f94a7c45b/html5/thumbnails/8.jpg)
Nautical Charts
Before using a chart, always closely examine it.
![Page 9: Navigation NAU 102 Lesson 5. Chart Corrections Objects move Things Change! Printing errors New hazards discovered Always use up to date charts!](https://reader030.fdocuments.in/reader030/viewer/2022032705/56649d945503460f94a7c45b/html5/thumbnails/9.jpg)
Chart Title
![Page 10: Navigation NAU 102 Lesson 5. Chart Corrections Objects move Things Change! Printing errors New hazards discovered Always use up to date charts!](https://reader030.fdocuments.in/reader030/viewer/2022032705/56649d945503460f94a7c45b/html5/thumbnails/10.jpg)
Chart Information
Important information is found in the chart Title Block
•Title of Chart (e.g. Chesapeake Bay Entrance)
•Publisher (e.g. NOAA)
•Projection (e.g. Mercator)
•Scale (e.g. 1:80,000)
•Tidal information
![Page 11: Navigation NAU 102 Lesson 5. Chart Corrections Objects move Things Change! Printing errors New hazards discovered Always use up to date charts!](https://reader030.fdocuments.in/reader030/viewer/2022032705/56649d945503460f94a7c45b/html5/thumbnails/11.jpg)
Chart Title
![Page 12: Navigation NAU 102 Lesson 5. Chart Corrections Objects move Things Change! Printing errors New hazards discovered Always use up to date charts!](https://reader030.fdocuments.in/reader030/viewer/2022032705/56649d945503460f94a7c45b/html5/thumbnails/12.jpg)
Chart Title
![Page 13: Navigation NAU 102 Lesson 5. Chart Corrections Objects move Things Change! Printing errors New hazards discovered Always use up to date charts!](https://reader030.fdocuments.in/reader030/viewer/2022032705/56649d945503460f94a7c45b/html5/thumbnails/13.jpg)
Chart Title
![Page 14: Navigation NAU 102 Lesson 5. Chart Corrections Objects move Things Change! Printing errors New hazards discovered Always use up to date charts!](https://reader030.fdocuments.in/reader030/viewer/2022032705/56649d945503460f94a7c45b/html5/thumbnails/14.jpg)
Chart Information
Title Block (cont.)
•Sounding datum (e.g. Mean Lower Low Water)
•Reference for water depth
•Units of measure (e.g. feet)
•Vertical datum (e.g. High Water)
•Reference for height (bridges, etc.)
•Geodetic datum (e.g. WGS-84)
![Page 15: Navigation NAU 102 Lesson 5. Chart Corrections Objects move Things Change! Printing errors New hazards discovered Always use up to date charts!](https://reader030.fdocuments.in/reader030/viewer/2022032705/56649d945503460f94a7c45b/html5/thumbnails/15.jpg)
Chart Title
![Page 16: Navigation NAU 102 Lesson 5. Chart Corrections Objects move Things Change! Printing errors New hazards discovered Always use up to date charts!](https://reader030.fdocuments.in/reader030/viewer/2022032705/56649d945503460f94a7c45b/html5/thumbnails/16.jpg)
Chart Information
Chart Notes
•Important information, such as:•Local regulations
•Channel depth
•Cautions & Warnings
•Unusual conditions
•Can’t be shown by symbols/abbreviations
•Placed wherever they’ll best fit
![Page 17: Navigation NAU 102 Lesson 5. Chart Corrections Objects move Things Change! Printing errors New hazards discovered Always use up to date charts!](https://reader030.fdocuments.in/reader030/viewer/2022032705/56649d945503460f94a7c45b/html5/thumbnails/17.jpg)
Chart Notes
![Page 18: Navigation NAU 102 Lesson 5. Chart Corrections Objects move Things Change! Printing errors New hazards discovered Always use up to date charts!](https://reader030.fdocuments.in/reader030/viewer/2022032705/56649d945503460f94a7c45b/html5/thumbnails/18.jpg)
Chart Information
Distance•Usually in nautical miles•Measured using latitude scale (mercator)
•Sometimes measured using graphic scale
•Sometimes in statute miles (rivers)
•Or, kilometers (foreign)
![Page 19: Navigation NAU 102 Lesson 5. Chart Corrections Objects move Things Change! Printing errors New hazards discovered Always use up to date charts!](https://reader030.fdocuments.in/reader030/viewer/2022032705/56649d945503460f94a7c45b/html5/thumbnails/19.jpg)
Chart Information
•Latitude – marked on sides of chart
•Longitude – marked on top and bottom
•Degrees, minutes and tenths of minutes
•Divisions depend on scale
•Large Scale =
•Small Scale = degrees and minutes
•Degrees, minutes and seconds, or
![Page 20: Navigation NAU 102 Lesson 5. Chart Corrections Objects move Things Change! Printing errors New hazards discovered Always use up to date charts!](https://reader030.fdocuments.in/reader030/viewer/2022032705/56649d945503460f94a7c45b/html5/thumbnails/20.jpg)
Chart Information
![Page 21: Navigation NAU 102 Lesson 5. Chart Corrections Objects move Things Change! Printing errors New hazards discovered Always use up to date charts!](https://reader030.fdocuments.in/reader030/viewer/2022032705/56649d945503460f94a7c45b/html5/thumbnails/21.jpg)
Chart Information
Always check the divisions!
![Page 22: Navigation NAU 102 Lesson 5. Chart Corrections Objects move Things Change! Printing errors New hazards discovered Always use up to date charts!](https://reader030.fdocuments.in/reader030/viewer/2022032705/56649d945503460f94a7c45b/html5/thumbnails/22.jpg)
Chart Information
•Latitude – North is always up.
•North of the equator – latitude increases going up.
•South of the equator – latitude increases going down.
![Page 23: Navigation NAU 102 Lesson 5. Chart Corrections Objects move Things Change! Printing errors New hazards discovered Always use up to date charts!](https://reader030.fdocuments.in/reader030/viewer/2022032705/56649d945503460f94a7c45b/html5/thumbnails/23.jpg)
Chart Information
•Longitude – West is always to left.
•West longitude – longitude increases going left.
•East longitude – longitude increases going right.
![Page 24: Navigation NAU 102 Lesson 5. Chart Corrections Objects move Things Change! Printing errors New hazards discovered Always use up to date charts!](https://reader030.fdocuments.in/reader030/viewer/2022032705/56649d945503460f94a7c45b/html5/thumbnails/24.jpg)
Chart Information
Direction
•Measured on Compass Rose•Outer circle = true direction
•Inner circle = magnetic direction
![Page 25: Navigation NAU 102 Lesson 5. Chart Corrections Objects move Things Change! Printing errors New hazards discovered Always use up to date charts!](https://reader030.fdocuments.in/reader030/viewer/2022032705/56649d945503460f94a7c45b/html5/thumbnails/25.jpg)
Chart Information
Color
•Very important!
•Shows depth of water, shoal area, etc.
•Varies chart to chart
•Magenta is used vice red.
•Highlights navigation hazards
![Page 26: Navigation NAU 102 Lesson 5. Chart Corrections Objects move Things Change! Printing errors New hazards discovered Always use up to date charts!](https://reader030.fdocuments.in/reader030/viewer/2022032705/56649d945503460f94a7c45b/html5/thumbnails/26.jpg)
Chart Information
Lettering
•Style & font communicate information
•Vertical letters (roman type) = always dry
•Italics = submerged & floating
![Page 27: Navigation NAU 102 Lesson 5. Chart Corrections Objects move Things Change! Printing errors New hazards discovered Always use up to date charts!](https://reader030.fdocuments.in/reader030/viewer/2022032705/56649d945503460f94a7c45b/html5/thumbnails/27.jpg)
Chart No. 1
•Published by NOS and NGA
•Shows all symbols used on charts
Nautical Symbols, Abbreviations and Terms
![Page 28: Navigation NAU 102 Lesson 5. Chart Corrections Objects move Things Change! Printing errors New hazards discovered Always use up to date charts!](https://reader030.fdocuments.in/reader030/viewer/2022032705/56649d945503460f94a7c45b/html5/thumbnails/28.jpg)
Chart No. 1
![Page 29: Navigation NAU 102 Lesson 5. Chart Corrections Objects move Things Change! Printing errors New hazards discovered Always use up to date charts!](https://reader030.fdocuments.in/reader030/viewer/2022032705/56649d945503460f94a7c45b/html5/thumbnails/29.jpg)
Chart No. 1
![Page 30: Navigation NAU 102 Lesson 5. Chart Corrections Objects move Things Change! Printing errors New hazards discovered Always use up to date charts!](https://reader030.fdocuments.in/reader030/viewer/2022032705/56649d945503460f94a7c45b/html5/thumbnails/30.jpg)
Chart No. 1
![Page 31: Navigation NAU 102 Lesson 5. Chart Corrections Objects move Things Change! Printing errors New hazards discovered Always use up to date charts!](https://reader030.fdocuments.in/reader030/viewer/2022032705/56649d945503460f94a7c45b/html5/thumbnails/31.jpg)
Chart No. 1
![Page 32: Navigation NAU 102 Lesson 5. Chart Corrections Objects move Things Change! Printing errors New hazards discovered Always use up to date charts!](https://reader030.fdocuments.in/reader030/viewer/2022032705/56649d945503460f94a7c45b/html5/thumbnails/32.jpg)
Chart No. 1
![Page 33: Navigation NAU 102 Lesson 5. Chart Corrections Objects move Things Change! Printing errors New hazards discovered Always use up to date charts!](https://reader030.fdocuments.in/reader030/viewer/2022032705/56649d945503460f94a7c45b/html5/thumbnails/33.jpg)
Chart No. 1
![Page 34: Navigation NAU 102 Lesson 5. Chart Corrections Objects move Things Change! Printing errors New hazards discovered Always use up to date charts!](https://reader030.fdocuments.in/reader030/viewer/2022032705/56649d945503460f94a7c45b/html5/thumbnails/34.jpg)
Chart No. 1
![Page 35: Navigation NAU 102 Lesson 5. Chart Corrections Objects move Things Change! Printing errors New hazards discovered Always use up to date charts!](https://reader030.fdocuments.in/reader030/viewer/2022032705/56649d945503460f94a7c45b/html5/thumbnails/35.jpg)
Chart No. 1
Contour Lines
Connect points of equal depth.
![Page 36: Navigation NAU 102 Lesson 5. Chart Corrections Objects move Things Change! Printing errors New hazards discovered Always use up to date charts!](https://reader030.fdocuments.in/reader030/viewer/2022032705/56649d945503460f94a7c45b/html5/thumbnails/36.jpg)
Chart No. 1
![Page 37: Navigation NAU 102 Lesson 5. Chart Corrections Objects move Things Change! Printing errors New hazards discovered Always use up to date charts!](https://reader030.fdocuments.in/reader030/viewer/2022032705/56649d945503460f94a7c45b/html5/thumbnails/37.jpg)
Chart No. 1
![Page 38: Navigation NAU 102 Lesson 5. Chart Corrections Objects move Things Change! Printing errors New hazards discovered Always use up to date charts!](https://reader030.fdocuments.in/reader030/viewer/2022032705/56649d945503460f94a7c45b/html5/thumbnails/38.jpg)
Chart No. 1
![Page 39: Navigation NAU 102 Lesson 5. Chart Corrections Objects move Things Change! Printing errors New hazards discovered Always use up to date charts!](https://reader030.fdocuments.in/reader030/viewer/2022032705/56649d945503460f94a7c45b/html5/thumbnails/39.jpg)
Chart No. 1
![Page 40: Navigation NAU 102 Lesson 5. Chart Corrections Objects move Things Change! Printing errors New hazards discovered Always use up to date charts!](https://reader030.fdocuments.in/reader030/viewer/2022032705/56649d945503460f94a7c45b/html5/thumbnails/40.jpg)
Introduction to Navigation
Questions?