Nonstop flight route between Tacoma, Washington, United States and Middlemount, Queensland, Australia:
Departure Airport:
Arrival Airport:
Distance from GRF to MMM:
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- About this route
- GRF Airport Information
- MMM Airport Information
- Facts about GRF
- Facts about MMM
- Map of Nearest Airports to GRF
- List of Nearest Airports to GRF
- Map of Furthest Airports from GRF
- List of Furthest Airports from GRF
- Map of Nearest Airports to MMM
- List of Nearest Airports to MMM
- Map of Furthest Airports from MMM
- List of Furthest Airports from MMM
About this route:
A direct, nonstop flight between Gray Army Airfield (GRF), Tacoma, Washington, United States and Middlemount Airport (MMM), Middlemount, Queensland, Australia would travel a Great Circle distance of 7,300 miles (or 11,748 kilometers).
A Great Circle is the shortest distance between 2 points on a sphere. Because most world maps are flat (but the Earth is round), the route of the shortest distance between 2 points on the Earth will often appear curved when viewed on a flat map, especially for long distances. If you were to simply draw a straight line on a flat map and measure a very long distance, it would likely be much further than if you were to lay a string between those two points on a globe. Because of the large distance between Gray Army Airfield and Middlemount Airport, the route shown on this map most likely appears curved because of this reason.
Try it at home! Get a globe and tightly lay a string between Gray Army Airfield and Middlemount Airport. You'll see that it will travel the same route of the red line on this map!
Departure Airport Information:
| IATA / ICAO Codes: | GRF / KGRF |
| Airport Names: |
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| Location: | Tacoma, Washington, United States |
| GPS Coordinates: | 47°4'45"N by 122°34'50"W |
| Operator/Owner: | U.S. Army ATCA-ASO |
| Airport Type: | Military |
| Elevation: | 300 feet (91 meters) |
| # of Runways: | 1 |
| View all routes: | Routes from GRF |
| More Information: | GRF Maps & Info |
Arrival Airport Information:
| IATA / ICAO Codes: | MMM / YMMU |
| Airport Name: | Middlemount Airport |
| Location: | Middlemount, Queensland, Australia |
| GPS Coordinates: | 22°48'11"S by 148°42'18"E |
| Operator/Owner: | Anglo Coal (Capcoal Management) Pty Ltd |
| Airport Type: | Private |
| Elevation: | 547 feet (167 meters) |
| # of Runways: | 1 |
| View all routes: | Routes from MMM |
| More Information: | MMM Maps & Info |
Facts about Gray Army Airfield (GRF):
- Used to support Fort Lewis, Army helicopters assisted with medical evacuations at Mount Rainier National Park on numerous occasions in the 1970s.
- In addition to being known as "Gray Army Airfield", another name for GRF is "(Joint Base Lewis-McChord)".
- The closest airport to Gray Army Airfield (GRF) is McChord Field/McChord AFB (TCM), which is located only 6 miles (10 kilometers) NE of GRF.
- The 1938 construction included two paved runways, a boiler plant, headquarters building, metal balloon hangar, six-plane hangar, corrugated-iron hangar, storehouse, flight-surgeon office, and film-storage building.
- Gray Army Airfield (GRF) currently has only 1 runway.
- Reactivated following service in Vietnam, the 9th Infantry Division aviation units occupied GAAF in 1972.
- The furthest airport from Gray Army Airfield (GRF) is Tôlanaro Airport (FTU), which is located 10,809 miles (17,395 kilometers) away in Tôlanaro, Madagascar.
- Because of Gray Army Airfield's relatively low elevation of 300 feet, planes can take off or land at Gray Army Airfield at a lower air speed than at airports located at a higher elevation. This is because the air density is higher closer to sea level than it would otherwise be at higher elevations.
- World War II cantonment construction involved the demolition of some of the pre-1941 buildings.
Facts about Middlemount Airport (MMM):
- Because of Middlemount Airport's relatively low elevation of 547 feet, planes can take off or land at Middlemount Airport at a lower air speed than at airports located at a higher elevation. This is because the air density is higher closer to sea level than it would otherwise be at higher elevations.
- The closest airport to Middlemount Airport (MMM) is Dysart Airport (DYA), which is located 25 miles (40 kilometers) WNW of MMM.
- Middlemount Airport (MMM) currently has only 1 runway.
- The furthest airport from Middlemount Airport (MMM) is Agostinho Neto Airport (NTO), which is located 11,878 miles (19,116 kilometers) away in Ponta do Sol, Santo Antão, Cape Verde.
