Plaskett Report for October 1922

Observing weather during October about the average for this month and 93 spectrograms were obtained on 13 nights.

Director J. S. Plaskett obtained 26 spectrograms on 4 nights and measured 38 spectrograms for radial velocity. Made tests of two new camera objectives for the spectrograph. Made drawings for illustrative purposes for booklet. Completed the manuscript for the booklet and handled the usual correspondence and administrative work.

[Plaskett gave a talk to the RASC on the observatories he has visited and the astronomers he has met. The talk included lantern slides., Ed]

Thu, Oct 26, 1922 – 7 · The Victoria Daily Times (Victoria, British Columbia, Canada) ·

Research Astronomer W. E. Harper obtained 27 spectrograms on 4 nights and measured 89 spectrograms for radial velocity. Obtained the period for Boss 6149 and performed miscellaneous calculations.

Astronomer R. K. Young was absent on the eclipse expedition

Assistant Astronomer H. H. Plaskett obtained 31 spectrograms on 4 nights. Made 32 laboratory spectra through neutral tint wedge to determine density, etc. Determined the magnification of the spectroscope, angle of sector and areas of diaphragm for this work. Measured 6 spectrograms for intensity distribution.

Assistant W. H. Christie obtained 9 spectrograms on 1 night. Worked on periods of binaries and general office work between Oct. 1 and Oct. 10

Clerk-Stenographer Miss H. R. Keay worked on the usual correspondence, plates and accounts. Work on the manuscript for the booklet describing the Observatory. Read proof of Volume I, Number 30 and typed “Colonist” articles. Catalogued the new lantern slides. [H. H. Plaskett had an article in the Colonist titled “The Amateur in Science“. This is a very interesting read in these days of citizen science., Ed.]

Instrument Maker Foreman T. T. Hutchison assisted with observing on 4 nights. Made the necessary repairs and adjustments to the telescope and dome, and other minor pieces of work. Holidays for 6 days.