Script for 'The Night Sky in December', 1957-12
Scope and Contents
An annotated, incomplete copy of Porter's script for 'The Night Sky in December' on the seventh comet of the year, Dr Roemer's second recovery of a comet this year, the Flagstaff Observatory, and a review of the 1957 comets (Encke, Mrkos, Reinmuth and Harrington), as well as Arend-Roland (a comet dated 1956); Venus very conspicuous in the south-west at sunset and visible at midday for an observer who knows where to look; the brilliance of this planet, its phases and its elongations; its clouds, with the cloud belts shown by ultraviolet photographs being not dissimilar to Jupiter's; and the axial tilt of Venus, the day length on the planet, the 8-year cycle of repetitions of its phenomena and the energy incident on Venus and the Earth from the Sun.
Dates
- Creation: 1957-12
Creator
- From the Series: Porter, John Guy, 1900 - 1981 (astronomer) (Person)
Conditions Governing Access
Unless restrictions apply, the collection is open for consultation by researchers using the Manuscripts Reading Room at Cambridge University Library. For further details on conditions governing access please contact mss@lib.cam.ac.uk. Information about opening hours and obtaining a Cambridge University Library reader's ticket is available from the Library's website (www.lib.cam.ac.uk).
Extent
3 page(s)
Language of Materials
English
Finding aid date
2007-04-13 12:43:02+00:00
Subject
- Roemer, Elizabeth, 1929 (astronomer) (Person)
Repository Details
Part of the Cambridge University Library Repository
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