1965

ACA 1st Minutes

DEPARTMENT OF MINES AND TECHNICAL SURVEYS
MINUTES OF THE FIRST MEETING
NATIONAL ADVISORY COMMITTEE
ON ASTRONOMY

OTTAWA
October 25 and 26, 1965

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C.S. Beals 19650522

Dr. C.S. Beals. Dominion Astronomer Ret'd 1964. RASC President 1951-52. Died 1979. Photo taken at Toronto on 1965 May 22. Photo by Norman Green.

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GA 1965 Audio

Dr. C.S. Beals speaks on "Craters on the Earth and Moon" at the 1965 General Assembly in Toronto. Published in JRASC, Oct. 1965.

 

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GA Guest Book 1965-67

The Guest Book used for the 1965, 1966, and 1967 General Assemblies. This contains the signatures of many well-known Society members (and some AAVSO members as well).

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Comet Ikeya-Seki

Comet Ikeya-Seki rising in the morning sky on 1965 November 4 around 4:30 a.m. (haze is obscuring the comet's head). 10-minute exposure on Tri-X film. Photo by Bill Jenkins. See the source document for an annotated version that identifies various stars in the field.

[text on back of photo]

Hand-guided 10 minute exposure on (*) Tri-X film. Apr. time 4:30 a.m. Nov 4, 1965. (Note haze obscuring comet head)

Wide angle of lens caused stars to arc over comet's tail.

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651104CometIkeyaSeki

Note 1: The annotated image shows star labels for field identification purposes.
 
Note 2: The Stellarium file simulates the comet's tail with parameters as follows: dust_brightnessfactor = 1.0, dust_lengthfactor = 15, and dust_widthfactor = 8. The date was set for November 9th to get the tail in the same position as in the photo.

Transcription of document:

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GA 1965 Brochure

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