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Annie Jump Cannon Facts. Annie Jump Cannon would have turned 151 today. Annie Jump Cannon ˈ k æ n ə n. Shes known for creating the Harvard Classification Scheme which classifies stars based on their temperatures. Annie Jump Cannon December 11 1863April 13 1941 was an American astronomer whose work in star cataloging led to the development of modern star classification systems.
The International Astronomical Union on May 9th of 1922 passed a resolution that formally adopted Annie Jump Cannons stellar classification system and it is still in use today although there have been minor modifications made over time. Annie Jump Cannon was born in Dover Delaware on December 11 1863 the daughter of Wilson Lee Cannon and Mary Elizabeth Jump Cannon. She classified about 350000 stars thats the most anyone has ever classified. Annie Jump Cannon Fact 19. Cannons mother encouraged her to take an. Shes known for creating the Harvard Classification Scheme which classifies stars based on their temperatures.
The American astronomer Annie Jump Cannon 1863-1941 made her most outstanding contribution to modern astronomy in the field of stellar spectral classification.
Shes known for creating the Harvard Classification Scheme which classifies stars based on their temperatures. Annie Jump Cannon. Jump would often open the trapdoor to the roof so they could watch the stars in the small observatory they built together. Annie Jump Cannon was an American astronomer. Her popular book is In the Footsteps of Columbus. She classified about 350000 stars thats the most anyone has ever classified.