METHODS OF EXPRESSING POSITIONS Flashcards
What is the purpose of GRIDS?
Plotting without knowing the reporting units position
Name 4 types of grids used in the RN?
✅POSSIBLE ANSWERS✅
- Latitude and Longitude
- Geographical Reference
- Cartesian Co Ordanate Grid
- National Grid
- Universal Transverse Mercator
- Universal Polar Stereographic
What is the coverage of LAT and LONG?
The whole world 🌎
What is the 0 degrees of LAT called?
Equator
What is the 0 degrees of LONG called?
Greenwich Meridian
Lines of LONG run from 0 degrees to 180 degrees east and 0 degrees to 180 degrees west, is this true or false?
TRUE
For what is the UTMG used for?
Its used for naval gun support
Where is the UTMG used?
Worldwide between 80 degrees north and 80 degrees south
What is UPSG used for?
Naval gun support in the polar region
What is NATIONAL GRID used for?
Used by the RN and NATO for gunfire support around the UK
What is UPSG used for?
Naval Gunfire above 80 degrees north and below 80 degrees south
What does the abbreviation CCG stand for?
Cartesian Co-Ordinate Grid
State 3 points that CCG grid origin can be established on?
- Lat and long co-ordinates
- Point of land
- Range and bearing from a point of land
How are polar co-ordinates expressed?
Using range and bearing because it’s in the polar region
What is the meaning of ZZ as a Standard Reporting Position?
Centre of the force
