| davephoenix.org/m |
- Magnetic Declination (2014)
| Location | Declination (mag azimuth) | Inclination |
| Melbourne | 11° 35' E | - 68° |
| Swan Hill | 10° 12' E | - 66° |
| Menindee | 8° 58' E | - 64° |
| Tibooburra | 8° 10' E | - 61° |
| Thargomindah | 8° 26' E | - 59° |
| Innamincka | 7° 26' E | - 59° |
| Birdsville | 6° 42' E | - 57° |
| Boulia | 6° 23' E | - 53° |
| Cloncurry | 6° 13' E | - 50° |
| Karumba | 5° 50' E | - 46° |
| Cairns | 6° 53' E | - 44° |
| Brisbane | 10° 58' E | - 57° |
| Sydney | 12° 31' E | - 64° |
| Adelaide | 8° 01' E | - 67° |
| Darwin | 3° 09' E | - 39° |
| Cape York | 5° 16' E | - 36° |
| Cape Byron | 11° 28' E | - 58° |
| Wilson Prom | 12° 41' E | - 69° |
GMA: Grid to Magnetic Angle
GMS: Grid to Magnetic Subtract the GMA.
MGA: Magnetic to Grid Add the GMA.
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