Lockheed D-21

Summary

Lockheed D-21 is an aircraft model^[1]. It ranks in the top 4% of aircraft_model entities by monthly Wikipedia readership (6,655 views/month).^[2]

Key Facts

• Lockheed D-21's instance of is recorded as aircraft model^[3].
• Lockheed D-21 is operated by United States Air Force^[4].
• Lockheed D-21 is operated by Central Intelligence Agency^[5].
• Lockheed D-21's manufacturer is recorded as Lockheed Corporation^[6].
• Lockheed D-21's developer is recorded as Kelly Johnson^[7].
• Lockheed D-21 is made of titanium^[8].
• Lockheed D-21 is a type of unmanned surveillance and reconnaissance aerial vehicle^[9].
• Lockheed D-21 is a type of supersonic aircraft^[10].
• Lockheed D-21 is a type of Q141474780^[11].
• Lockheed D-21's Commons category is recorded as Lockheed D-21^[12].
• Lockheed D-21's country of origin is recorded as United States^[13].
• Lockheed D-21's powered by is recorded as Marquardt RJ43^[14].
• Lockheed D-21's first flight is recorded as December 22, 1964^[15].
• Lockheed D-21's first flight is recorded as March 5, 1966^[16].
• Lockheed D-21's service entry is recorded as November 9, 1969^[17].
• Lockheed D-21's service retirement is recorded as July 15, 1971^[18].
• Lockheed D-21's significant event is recorded as development^[19].
• Lockheed D-21's significant event is recorded as construction contract^[20].
• Lockheed D-21's significant event is recorded as maiden flight^[21].
• Lockheed D-21's significant event is recorded as service entry^[22].
• Lockheed D-21's significant event is recorded as project cancellation^[23].
• Lockheed D-21's military designation is recorded as D-21^[24].
• Lockheed D-21's total produced is recorded as {'amount': '+38'}^[25].
• Lockheed D-21's wing configuration is recorded as delta wing^[26].
• Lockheed D-21's wing configuration is recorded as mid wing^[27].

Body

Physical Characteristics

Lockheed D-21's length is recorded as {'amount': '+13.061'}^[28]. Its speed is recorded as {'amount': '+3.35'}^[29].

Designation and Status

Lockheed D-21's instance of is recorded as aircraft model^[3].

Why It Matters

Lockheed D-21 ranks in the top 4% of aircraft_model entities by monthly Wikipedia readership (6,655 views/month).^[2] It has Wikipedia articles in 15 language editions, a strong signal of global cultural recognition.^[30] It is known by 29 alternative names across languages and contexts.^[31]