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Ernest Leonard Johnson

South African astronomer (1891–1977)

  • Fame48.1
  • Momentum10.7
  • Wikipedia140
Lived 1891–1977, aged 86South Africa
South AfricaSouth AfricaScientistsScientist

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    19 languages
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  • Era
    1891–1977
    Aged 86
Summary
Updated 2026-07-17

Ernest Leonard Johnson (1891–1977) was a South African astronomer and a former staff member of the Union Observatory in Johannesburg, South Africa. He is known for the discovery of 18 asteroids between 1946–1951, as well as several comets. On 25 August 1949, he discovered 48P/Johnson, a periodic comet expected to pass no closer than 1.2 to 1.3 AU from our planet in 2025. Johnson received the "Donohoe Comet Medal" twice before retiring in 1956. He died in 1977.

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Fame
Rising
48.1
Composite of search demand, mentions, audience & graph footprint.
Score components
Momentum10.7
Historical15.7
Now attention59.5
Source confidence60.0
Completeness55.0
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