If you would like to use any of these calculators on your web site please get in touch.
If you would like any additional units added or have ideas for other calculators please let me know.
- Unit Conversions
- Average Lap Speed Calculator
- Speed, Time and Distance Calculator
- Plane Grid Intersections Calculator
- Great Circle Calculator - using spherical trig for intersections
- Great Circle Calculator - using vector maths for intersections
- Geodetics Calculator for Transverse Mercator Projections
- Geodetics Calculator for the New Zealand Map Grid
- Datum Shift Calculator
- Datum Shift Calculator between NZGD49 and WGS84
- Latitude Longitude Co-ordinate format converter