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'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

 Item
Reference Code: GBR/0180/RGO 156/2/16

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

Conditions Governing Access

From the Management Group:

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

1 volume(s)

Repository Details

Part of the Cambridge University Library Repository

Contact:
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