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Start Over You searched for: Collection Lewis R. Gibbes Papers, 1800s-1893, 1937 ✖Remove constraint Collection: Lewis R. Gibbes Papers, 1800s-1893, 1937 Subject (Topic) Astronomy--Observations, Astronomy Charts, diagrams, etc., Astronomy--Mathematics, Astronomy--United States--History--19th century, Lunar eclipses, Great circle (Geometry) ✖Remove constraint Subject (Topic): Astronomy--Observations, Astronomy Charts, diagrams, etc., Astronomy--Mathematics, Astronomy--United States--History--19th century, Lunar eclipses, Great circle (Geometry)

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1. Chart and Calculations of Total Eclipse of the Moon, June 11, 1881

Chart and Calculations of Total Eclipse of the Moon, June 11, 1881
Date:
1881-06-11
Description:
In this astronomical chart Gibbes provides a diagram, its calculations and results (phases of the eclipse: beginning, middle end and duration), and the mathematical calculations for a total eclipse in relation to the elements of the eclipse. Those elements are time (Greenwich Mean Time), hourly motion, hourly motion in declination, relative motion, declination, semidiameter and horizontal parallex.

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  • Astronomy--Observations, Astronomy Charts, diagrams, etc., Astronomy--Mathematics, Astronomy--United States--History--19th century, Lunar eclipses, Great circle (Geometry)✖[remove]1