TERNAV (MIDTERM QUIZZES) Flashcards
When is the Admiralty Chart Catalog being revised and republished?
Every December 1st of each year
What can be found in a printer’s mark next to a chart number?
Whether the chart is in the International Chart Series
Where is the title of a chart listed in the catalog?
In the general title of the chart itself
What scale is quoted for a Mercator projection chart in the catalog?
The scale at the standard parallel
What is the typical size of a single-folded Admiralty chart?
980 x 640 mm
Where is the date of publication shown on a chart?
In the center of the bottom margin
What is the purpose of Notices to Mariners?
To update charts and publications with safety-critical changes
What is included in a complex update to a chart on a Notice to Mariners?
A written description of the change
Which publication summarizes nautical updates from the previous year?
Annual Summary of Admiralty Notices to Mariners (NP247)
What does the diagrammatic representation in the catalog show?
The limits of navigational charts in various regions
How do you ensure your paper charts are up-to-date?
Applying corrections from Weekly Notices to Mariners
What do Admiralty charts cover?
Virtually the entire world
What additional publications might be helpful for your voyage besides charts?
Sailing directions, tide tables, and navigational handbooks
What does SOLAS regulate regarding nautical charts?
Maintaining and correcting them for updated information
When choosing charts for your voyage, what should be the primary consideration?
The largest available scale that best suits your specific needs
What are two specialized methods for searching for specific Admiralty charts?
Index maps and microfilm copies
What is the primary purpose of Admiralty planning for charts?
To enhance route knowledge and decision-making
How are Admiralty charts categorized based on scale?
Large, medium, and small
What information is typically included in a detailed chart description in the catalogue?
Scales, tracings, and original chart numbers
How often are NMs published?
Weekly
What is the primary purpose of Admiralty Notices to Mariners (NMs)?
To inform mariners of important navigational changes
How many volumes are there in the Summary of Corrections?
5
What is the benefit of using the Summary of Corrections?
It can be used to update any chart, regardless of its date.
What is the responsibility of mariners regarding NMs?
Note all NMs and apply them to the charts.
What is the only authorized pen color for correcting Admiralty charts?
Magenta
What tool is recommended by the Admiralty to mark correction positions on charts?
7H pencil
What is the Annual Summary of Notices to Mariners used for?
To summarize NMs issued in the previous year
What is the main purpose of the Cumulative List of Notices to Mariners?
To verify if a chart has any missing corrections
What kind of information can be found in NMs?
All of the above
. Where can you find geographical references to locate relevant charts in the catalogue?
In both the textual entries and index maps
what is the main difference between notice to mariners and summary of corrections?
notice to mariners are published weekly but summary is published annually
what is the best way to avoid correcting a withdrawn chart?
. check the chart availability list before applying corrections
what tool helps mariners understand the chart symbols and abbreviations?
NP5011
what is the importance of the 0.25 magenta pen for chart correction?
it is the only color visible in all chart types
what will happen if a mariner fails to keep the chart up to date according to SOLAS regulations?
. they may face fines and penalties
what is the responsibility of mariners regarding notice to mariner?
note all notice to mariners and apply them to the charts
what is the annual summary of notice to mariners is for?
to summarize notice to mariner issued in the previous year
what is the benefit of using summary of corrections?
it can be used to update any chart regardless of its date
what is the main purpose of cumulative list of notice to mariner?
to verify if charts has any missing corrections
what tool is recommended by admiralty to mark correction positions on charts?
7H pencil
what kind of information can be found in notice to mariner?
. all of the above
what factors might sailing directions provide information on regarding ice and climatic
conditions?
probability of encountering fog or storms
what type of information might be crucial for planning voyages based on seasonal currents?
both a and b
why are sailing directions considered supplement for nautical charts?
details on berth anchorages and services available to vessels
how do sailing directions help with understanding buoyage system?
they explain the meaning of colors and shapes used in buoys
what additional details can mariners find in port entry information section of sailing direction?
details on pilotage
where can the conversion tables for units of measurements in sailing directions?
in the appendix of its volume
what information is NOT typically included in sailing directions?
. details about chartering operations
how are sailing directions enroute publications organized?
numerically by volume and sector
what does the UKHO recommend to comply with SOLAS regulation regarding charts and
publications?
use the latest edition of charts and publications
is the admiralty chart available electronically?
. yes available in UKHO website
where can you find the natural scale of a chart in the catalogue?
in the printers mark next to the chart title
where is the date of publication shown on a chart?
in the center of the bottom margin
what can you do if you suspect a previously unrecorded admiralty chart might exist?
submit a formal request to UKHO
what type of chart system offers easier correction procedures compared to paper charts?
electronic chart
how do you ensure that your paper charts are up to date?
applying corrections from weekly notice to mariner
