AAVSO

GA 2007 Papers

Paper schedule and abstracts for the 2007 GA in Calgary.  This was a joing meeting with the AAVSO and ALPO.

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GA 2007 Cover

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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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The Possible Variation of HD33162

by K.E. Chilton, Hamilton Centre

For several years, the author has corresponded with Prof. J.M.L. da Silva of the State College of Parana, Curitiba, Brazil, about the variable star RX Lepporis. We agreed that certain of our visual observations were in doubt because of certain irregularities in the published magnitude sequence for stars on the comparison chart, AAVSO chart 050001 W Ori.

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RASC-AAVSO 1940 #4

Group photo, RASC-AAVSO meeting at DDO, 1940. An Image map with names is available. Frank Hogg appears in both photos!

Report & photo key: JRASC, 34, 224.

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RASC-AAVSO 1940 #3

Joint RASC-AAVSO meeting in at DDO, 1940 June 1.

Upper row: Helen Federer, ..., Edwin[?] Fadler, Marie Thompson.

Lower row: Charles Elmer, R.K. Young, Mrs. C.A. Chant, Dr. C.A. Chant, Leon Campbell, H.S. Hogg (hat), S.C. Brown, David Pickering.

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RASC-AAVSO 1940 #2

Joint RASC-AAVSO meeting in at DDO, 1940 June 1.

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RASC-AAVSO 1940

Joint RASC-AAVSO meeting in at DDO, 1940 June 1.

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RASC-AAVSO Joint Dinner

Spring 1940 was the first occasion the American Association of Variable Star Observers held their meetings outside of the United States. The meetings were held at the University of Toronto, and included a paper session at the David Dunlap Observatory and a garden party (by special invitation) at Don Alda Farm hosted by Mrs. Dunlap. The meetings concluded with a formal dinner in the Great Hall of Hart House jointly hosted by the AAVSO and the RASC.

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GA Group Photo - 1974

Photo courtesy of Eric Clinton.

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