Plaskett Report for October 1924


The observing weather was fair for this season with some excellent nights. Obtained 106 spectrograms on 15 nights. General progress of work satisfactory. Considerable time spent in arrangement of material in new office.

[The road up Observatory Hill was closed for 2 weeks for repair work, Ed.]

Thu, Oct 2, 1924 – 5 · Times Colonist (Victoria, British Columbia, Canada) · Newspapers.com

Director J. S. Plaskett obtained 46 spectrograms on 4 nights and measured 24 spectrograms for radial velocity. Obtained the preliminary elements of the orbit of HD 139992. Prepared lecture for a local organization. Supervision of the details of arrangement of office and work on road. Handled the usual correspondence and accounts.

Research Astronomer W. E. Harper obtained 30 spectrograms on 5 nights and measured 44 for radial velocity. Read the proof of Volume III, Number 1. Tested periods for  Cor Bor. Work in settling and arrangement of office.

Astronomer H. H. Plaskett obtained 22 spectrograms on 4 nights including three-prism wedge spectra of Vega for line intensities. Day work in preparation for obtaining above spectra. Measured the wedge spectrum of the Orion Nebula. Spent nearly two weeks in arranging and systematising (sic) the library.

Astronomical Computer S. N. Hill measured 19 spectrograms. Prepared reduction cars of 14 stars. Considerable time spent in rearranging books and periodicals in the library.

Temporary Assistant Astronomer J. A. Pearce. On duty since Oct. 20. Did work on programme of observations, one measurement of plates and on preliminaries for attack on the observation and reduction of the B-type stars.

Senior Clerk Typist Miss H. R. Keay handled the usual accounts, correspondence, plates and reports. Read the proof of Volume III, Number 1, 2 and 4. Entered books in the library catalogue. Spent some time settling things in new office.

Instrument Maker Foreman T. T. Hutchison assisted with observing on 12 nights. Handled the usual maintenance of telescope. Wiring and fitting up the measuring table in new office. Installing electric alarms on windows in dome.