Category:David Dunlap Observatory

This category is for a cultural heritage site in Canada, number

21775

in the Canadian Register of Historic Places.

This category is for a site in the Ontario Heritage Act Register, with site identifier

735

David Dunlap Observatory

astronomical observatory in Ontario Canada

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Instance of

astronomical observatory

Named after

David Alexander Dunlap

Location

Richmond Hill, Regional Municipality of York, Ontario, Canada

Street address

123 Hillsview Drive

Operator

Royal Astronomical Society of Canada (2009–)

Heritage designation

designated heritage property (part IV) (Richmond Hill, 2009–)
national historic site of Canada (2019–)

Inception

1935

Date of official opening

31 May 1935

Elevation above sea level

224 m

official website

Map

43° 51′ 46.8″ N, 79° 25′ 21.72″ W

Authority file
Q531487 ISNI: 0000000106939738 VIAF ID: 139500063 GND ID: 1227850-6 Library of Congress authority ID: n90617792 IdRef ID: 064805794 NORAF ID: 7011546 Minor Planet Center observatory code: 779
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Media in category "David Dunlap Observatory"

The following 34 files are in this category, out of 34 total.

Administration Building of Dunlap Observatory.jpg 1,920 × 661; 361 KB
Administration Building-David Dunlap Observatory NHS-Richmond Hill-Ontario-HPC21775-20221024.jpg 3,642 × 2,036; 1.58 MB
Aquatint of Dunlap Observatory by Frederic Jopling.jpg 1,920 × 1,080; 1.08 MB
CA Chant and DB Macdonald.jpg 1,404 × 1,320; 525 KB
Clock at Dunlap Observatory.jpg 600 × 1,856; 271 KB
Construction of Dunlap Observatory dome.jpg 1,920 × 1,457; 1.02 MB
Controls at David Dunlap Observatory.jpg 1,424 × 1,784; 864 KB
David Dunlap Observatory 1935.jpg 670 × 433; 140 KB
David Dunlap Observatory 2023.jpg 2,272 × 1,704; 3 MB
David Dunlap Observatory Administration Building foyer 2023.jpg 1,200 × 1,600; 1.32 MB
David Dunlap Observatory Administration Building Level 1 2023.jpg 1,600 × 1,067; 1.11 MB
David Dunlap Observatory Administration Building Library 2023.jpg 1,600 × 1,200; 1.22 MB
David Dunlap Observatory Concept Sketch.jpg 460 × 322; 68 KB
David Dunlap Observatory NHS-Richmond Hill-Ontario-HPC21775-20190318.jpg 1,390 × 1,321; 346 KB
David Dunlap Observatory Observatory Dome inside 2023.jpg 1,600 × 1,200; 1.16 MB
David Dunlap Observatory telescope.jpg 4,000 × 2,666; 2.83 MB
David Dunlap Observatory telescope1.jpg 4,000 × 2,666; 2.85 MB
DDO IMGP7500 (2407596951).jpg 2,592 × 1,944; 2.12 MB
DDO IMGP7501 (2407599845).jpg 2,592 × 1,944; 2.7 MB
DDO IMGP7502 (2408434780).jpg 1,944 × 2,592; 2.08 MB
DDO IMGP7505 (2407603953).jpg 2,592 × 1,944; 2.36 MB
Dunlap Observatory Administration Building.jpg 1,092 × 1,092; 606 KB
Dunlap Observatory.jpg 1,140 × 1,140; 485 KB
Inside the Dunlap Observatory.jpg 1,420 × 1,206; 509 KB
Inspecting the telescope.jpg 1,920 × 1,205; 776 KB
Library of the administration building, Dunlap Observatory.jpg 1,432 × 1,840; 694 KB
Mirror installation at observatory.jpg 1,920 × 1,516; 898 KB
Observatory and administration building.jpg 1,920 × 1,284; 817 KB
Opening cermony for the Dunlap Observatory, 31 May 1935.jpg 1,457 × 1,920; 888 KB
Queue at the Dunlap Observatory.jpg 1,584 × 1,900; 985 KB
Richmond Hill David Dunlap Observatory 2023.jpg 2,272 × 1,704; 2.58 MB
RK Young inspects observatory clock.jpg 1,095 × 1,920; 729 KB
Toronto 74" Reflector (9293222318).jpg 1,656 × 2,258; 726 KB
Under the dome of Dunlap Observatory.jpg 1,920 × 1,504; 907 KB

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