How To Use DERIT Grid Cards

FAQ

What are grid cards?

Grid cards help you map coordinates and bearings clearly in the field.

How to record coordinates?

Write down latitude and longitude carefully, double-checking each number for accuracy.

How do I align the grid?

Match the grid lines with visible terrain features like ridges or roads to keep your map oriented.

Best practices in field?

Keep your cards dry and protected, and update them regularly as you move.

Can I use grid cards offline?

Yes, grid cards are designed for use without any electronic devices.

What if terrain changes unexpectedly?

Adjust your grid alignment by referencing new landmarks and update your notes to stay accurate.