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The Royal Society: Science in the Making

'Account Of the Eclipse of the Sun' by Robert Hooke

Reference number: RBO/3/49

Description

The authors describe a solar eclipse observed at Gresham College by Francis Willughby, Dr Pope, Mr Phillips and Hooke at Gresham College on 22 June 1666. The eclipse began at 5:43pm. It was darkened, {3/11 diam.at 6.00 5 dig. at 7. 06 {4 digits at 6. 07 4 dig. at 7. 13 {5 dig. at 6. 13 3 dig. at 7. 20 {6 dig. at 6. 21 2 dig. at 7. 26 {7 dig. at 6. 39½ 1 dig. at 7. 32 {6 dig. at 6. 57 0 dig. at 7. 37. Its duration appears to have been one hour and 54 minutes. Its greatest obscurity was somewhat more than 7. digits. Includes a geometrical diagram.

Subject: Astronomy

Read to the Royal Society on 27 June 1666

Published in Philosophical Transactions vol 1, no 17, p 295 as 'Observations made in several places, of the late eclipse of the sun, which hapned on the 22 of June, 1666'

Reference number
RBO/3/49
Page extent
1 page
Format
Manuscript

Creator name

Robert Hooke

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Citation

Robert Hooke, 'Account Of the Eclipse of the Sun' by Robert Hooke, RBO/3/49, The Royal Society Archives, London, https://makingscience.royalsociety.org/items/rbo_3_49/account-of-the-eclipse-of-the-sun-by-robert-hooke, accessed on 10 November 2025

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  • Register Books

    The 'Register Books Originals' contain copies of scientific papers submitted to the Society and considered for publication. The papers were transcribed to establish their precedence for a particular discovery or idea.

    Dates: 1661 - 1739

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