Nonstop flight route between Sélibaby, Mauritania and Tacoma, Washington, United States:
Departure Airport:

Arrival Airport:

Distance from SEY to TCM:
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- About this route
- SEY Airport Information
- TCM Airport Information
- Facts about SEY
- Facts about TCM
- Map of Nearest Airports to SEY
- List of Nearest Airports to SEY
- Map of Furthest Airports from SEY
- List of Furthest Airports from SEY
- Map of Nearest Airports to TCM
- List of Nearest Airports to TCM
- Map of Furthest Airports from TCM
- List of Furthest Airports from TCM
About this route:
A direct, nonstop flight between Sélibaby Airport (SEY), Sélibaby, Mauritania and McChord Field/McChord AFB (TCM), Tacoma, Washington, United States would travel a Great Circle distance of 6,359 miles (or 10,234 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 Sélibaby Airport and McChord Field/McChord AFB, 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 Sélibaby Airport and McChord Field/McChord AFB. You'll see that it will travel the same route of the red line on this map!
Departure Airport Information:
IATA / ICAO Codes: | SEY / GQNS |
Airport Name: | Sélibaby Airport |
Location: | Sélibaby, Mauritania |
GPS Coordinates: | 15°10'45"N by 12°12'25"W |
Area Served: | Sélibaby, Mauritania |
Operator/Owner: | Government |
Airport Type: | Public |
Elevation: | 262 feet (80 meters) |
# of Runways: | 1 |
View all routes: | Routes from SEY |
More Information: | SEY Maps & Info |
Arrival Airport Information:
IATA / ICAO Codes: | TCM / KTCM |
Airport Names: |
|
Location: | Tacoma, Washington, United States |
GPS Coordinates: | 47°8'16"N by 122°28'35"W |
Operator/Owner: | U.S. Air Force |
Airport Type: | Military: Air Force Base |
Elevation: | 322 feet (98 meters) |
# of Runways: | 2 |
View all routes: | Routes from TCM |
More Information: | TCM Maps & Info |
Facts about Sélibaby Airport (SEY):
- The closest airport to Sélibaby Airport (SEY) is Bakel Airport (BXE), which is located 29 miles (46 kilometers) SW of SEY.
- Because of Sélibaby Airport's relatively low elevation of 262 feet, planes can take off or land at Sélibaby 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.
- Sélibaby Airport (SEY) currently has only 1 runway.
- The furthest airport from Sélibaby Airport (SEY) is Longana Airport (LOD), which is nearly antipodal to Sélibaby Airport (meaning Sélibaby Airport is almost on the exact opposite side of the Earth from Longana Airport), and is located 12,422 miles (19,992 kilometers) away in Longana, Ambae Island, Pénama Province, Vanuatu.
Facts about McChord Field/McChord AFB (TCM):
- The closest airport to McChord Field/McChord AFB (TCM) is Gray Army Airfield (GRF), which is located only 6 miles (10 kilometers) SW of TCM.
- The ADC radar site was deactivated 1 April 1960 and repositioned to Fort Lawton AFS where the Air Force consolidated its anti-aircraft radars with the United States Army Seattle Defense Area Army Air-Defense Command Post S-90DC for Nike missile operations.
- McChord Field/McChord AFB (TCM) has 2 runways.
- Because of McChord Field/McChord AFB's relatively low elevation of 322 feet, planes can take off or land at McChord Field/McChord AFB 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.
- On 28 February 1938 the airfield was officially transferred to the United States Government.
- In addition to being known as "McChord Field/McChord AFB", another name for TCM is "Part of Air Mobility Command (AMC)".
- The 325th Fighter Group operated two squadrons of F-82F Twin Mustangs from McChord between 1948 and 1950, the first postwar fighter optimized for the air defense interceptor mission.
- The furthest airport from McChord Field/McChord AFB (TCM) is Tôlanaro Airport (FTU), which is located 10,803 miles (17,386 kilometers) away in Tôlanaro, Madagascar.
- In 1917, the citizens of Pierce County, Washington approved a bond measure for $2,000,000 to buy 70,000 acres of land to be donated to the Federal Government for use as a military reservation.
- In 1958, a Semi Automatic Ground Environment Data Center, and Combat Center was established at McChord.
- The 62nd Troop Carrier Wing was reassigned to the Military Air Transport Service Continental Division on 1 July 1957 as TAC realigned its transport units.
- SeADS was inactivated on 1 April 1966 and the SAGE headquarters combat center came under the 25th Air Division.