'261 List of Photographs taken with the Astrographic Equatorial, from 1961 Mar 1st - 1962 Dec. 19', Plates D960-D2072, 1 March 1961 - 7 June 1963
Scope and Contents
Volume of printed 'Forms No. 261' with handwritten entries for photographic plates made with the 13-inch Astrographic Equatorial. Covers plate nos D959-D2072 [title on volume is incorrect], with a note at Plate D1967 that from 1 January 1962 the system had changed so that the observer wrote the plate register thereafter. The volume opens with a list of observers and their initials.
Column headings are: no. of photo, date, observer, position of telescope, orient. screw and focus readings, R.A., Dec. North, Micrometer scale readings (R.A. and Dec.), clock times of exposures (begin, end, duration), barometer (external and internal therm.), plate and development, field of object, remarks, and signature. Objects photographed include Pallas, NGC 188, Comet Honda, Praesepe (M44) and Polaris.
Dates
- Creation: 1 March 1961 - 7 June 1963
Creator
- From the Management Group: Royal Greenwich Observatory (Organization)
Conditions Governing Access
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Extent
1 volume(s)
Repository Details
Part of the Cambridge University Library Repository
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