David Dunlap Observatory (English Wikipedia)

Polaris – The Story Continues Archived 30 September 2007 at the Wayback Machine Photoelectric Photometry Newsletter, American Association of Variable Star Observers, May 1998

anu.edu.au

rsaa.anu.edu.au

"History". Research School of Astronomy & Astrophysics, Australian National University. Archived from the original on 19 March 2018. Retrieved 12 February 2015.

canada.ca

Government of Canada Announces Eight New National Historic Designations, Parks Canada news release, 31 July 2019

casca.ca

Seaquist 2006. Seaquist, E.R (2006). "A Memorial Tribute: Donald Alexander MacRae (1916–2006)". Canadian Astronomical Society.
The Origins of Structure in the Universe (Technical report). National Research Council (Canada). 1998.
"Re-opening of the David Dunlap Observatory". Canadian Astronomical Society. Retrieved 31 October 2024.

cbc.ca

"Black holes: The Canadian connection". Quirks and Quarks. Canadian Broadcasting Corporation. 18 April 2008. Archived from the original on 24 June 2008. Retrieved 5 July 2008.

ddod.ca

"David Dunlap Observatory Defenders". 24 October 2017.

doi.org

Bolton, C. T. (1972). "Identification of Cygnus X-1 with HDE 226868". Nature. 235 (2): 271–273. Bibcode:1972Natur.235..271B. doi:10.1038/235271b0. S2CID 4222070.

flickr.com

"Elms Lea Alexander Marsh House". Flickr.com. March 2017. Retrieved 31 July 2019.

harvard.edu

ui.adsabs.harvard.edu

Beattie, Brian (1982). "The 6-inch (150 mm) Cooke Refractor in Toronto". Journal of the Royal Astronomical Society of Canada. 76 (2): 109–128. Bibcode:1982JRASC..76..109B.
Young, R. K. (January 1942). "Aluminizing Tank for the David Dunlap Observatory (with Plates I-III)". Journal of the Royal Astronomical Society of Canada. 36: 1. Bibcode:1942JRASC..36....1Y.
van den Bergh, Sidney (1959). "A catalogue of dwarf galaxies". Publications of the David Dunlap Observatory. 2 (5): 147–150. Bibcode:1959PDDO....2..147V.
Bolton, C. T. (1972). "Identification of Cygnus X-1 with HDE 226868". Nature. 235 (2): 271–273. Bibcode:1972Natur.235..271B. doi:10.1038/235271b0. S2CID 4222070.

cbat.eps.harvard.edu

"IAUC4316: 1987A, N. Cen. 1986". 24 February 1987.

seti.harvard.edu

"Optical seti photographs". Archived from the original on 27 June 2010. Retrieved 6 October 2010.

moviemaps.org

blog.moviemaps.org

"Toronto's David Dunlap Observatory". Movie Maps. 16 July 2021. Retrieved 31 October 2024.

myobservatoryhill.ca

"DDO and its influence on popular culture". My Observatory Hill. 20 August 2018. Retrieved 31 October 2024.

nao.ac.jp

oao.nao.ac.jp

"Okayama Astrophysical Observatory, NAOJ". Retrieved 31 July 2019.

nfb.ca

"Universe". National Film Board. Archived from the original on 30 July 2017.

obs-hp.fr

Mayor, M; Queloz, D. "The discovery of 51 Pegasi at Haute-Provence Observatory" (PDF). In Luc Arnold; François Bouchy; Claire Mouton (eds.). Tenth Anniversary of 51 Peg-b: Status of and prospects for hot Jupiter studies. pp. 1–10.

observatoryhill.ca

"Draft Phase 2 Archaeological Report". Observatory Hill. 26 May 2010.
"Future". ObservatoryHill.ca. Observatory Hill. 17 February 2009. Archived from the original on 17 February 2009.

perkins-observatory.org

"History". Perkins Observatory. 1 August 1998. Archived from the original on 28 September 2006. Retrieved 5 March 2012.

postcity.com

"Replanting of removed trees begins on DDO site". Post City Magazines. June 2010.

rasc.ca

Russell 1999. Russell, C.H. (February 1999). "The Legacy Continues: C. A. Chant and the David Dunlap Observatory" (PDF). Journal of the Royal Astronomical Society of Canada. 93 (1): 11–14.
"2012 annual report" (PDF). Royal Astronomical Society of Canada. 2012. Retrieved 31 October 2024.

rhnaturalists.ca

"Richmond Hill Naturalists". Archived from the original on 31 May 2008. Retrieved 3 February 2008.

richmondhill.ca

"RHDDO History". 3 May 2022.
"Scheinman Report Archived 2011-05-25 at the Wayback Machine", Town of Richmond Hill, 17 June 2008, SRPD.08.097
"Re: Intention to Designate the Property known as the David Dunlap Observatory, 123 Hillsview Drive, Richmond Hill (CRB File 2007–12)" (PDF). Conservation Review Board. Archived from the original (PDF) on 27 September 2011.
"Minutes of Richmond Hill Town Council meeting" (PDF). 29 September 2009. Archived from the original (PDF) on 27 September 2011.
"What is the DDO?". Town of Richmond Hill. 28 July 2022.

saao.ac.za

Assa Historical Section Archived 28 June 2009 at the Wayback Machine

semanticscholar.org

api.semanticscholar.org

Bolton, C. T. (1972). "Identification of Cygnus X-1 with HDE 226868". Nature. 235 (2): 271–273. Bibcode:1972Natur.235..271B. doi:10.1038/235271b0. S2CID 4222070.

setileague.org

"A Brief SETI Chronology". SETI League.

theddo.ca

Welcome to the David Dunlap Observatory Archived 13 January 2010 at the Wayback Machine, David Dunlap Observatory website.
"Thanks to the more than 2000 people who brought their lawn chairs, blankets, binoculars and enthusiasm to our Perseid Meteor Night". Royal Astronomical Society of Canada Toronto Centre. Archived from the original on 13 January 2010. Retrieved 28 June 2009.
"In the Community". The David Dunlap Observatory. Archived from the original on 6 November 2015. Retrieved 12 February 2015.

theglobeandmail.com

Rusk, James (28 July 2008). "U of T to announce the sale of the place that helped prove black holes". The Globe and Mail. Retrieved 31 October 2024.

thestar.com

Brown, Louise (11 September 2007). "U of T Observatory Likely To Be Sold". Toronto Star.
Hauch, Valerie (3 July 2012). "Richmond Hill buys David Dunlap Observatory 'panhandle lands' for $19.5M". The Toronto Star. Retrieved 31 October 2024.

thevarsity.ca

Schwartz, Zane (1 October 2012). "U of T and the Dunlap Observatory: "A breach of public trust"?". The Varsity. Retrieved 31 October 2024.

utoronto.ca

astro.utoronto.ca

Fernie 2000. Fernie, Don (April 2000). "Astronomy and Astrophysics; A Short History of the Department and Observatory". University of Toronto.

lepus.astro.utoronto.ca

Hogg, Helen Sawyer (1973). "A Third Catalog of Variable Stars in Globular Clusters Comprising 2199 Entries" (PDF). Publications of the David Dunlap Observatory. Archived from the original (PDF) on 3 March 2016. Retrieved 12 February 2015.

news.utoronto.ca

Rolston, Bruce (10 November 1997). "The First Black Hole". The Bulletin. University of Toronto. Archived from the original on 2 May 2008.

lot.astro.utoronto.ca

"Canada and the Thirty Meter Telescope". TMT. Archived from the original on 30 January 2015. Retrieved 12 February 2015.

web.archive.org

Polaris – The Story Continues Archived 30 September 2007 at the Wayback Machine Photoelectric Photometry Newsletter, American Association of Variable Star Observers, May 1998
"Scheinman Report Archived 2011-05-25 at the Wayback Machine", Town of Richmond Hill, 17 June 2008, SRPD.08.097
Assa Historical Section Archived 28 June 2009 at the Wayback Machine
"History". Research School of Astronomy & Astrophysics, Australian National University. Archived from the original on 19 March 2018. Retrieved 12 February 2015.
Hogg, Helen Sawyer (1973). "A Third Catalog of Variable Stars in Globular Clusters Comprising 2199 Entries" (PDF). Publications of the David Dunlap Observatory. Archived from the original (PDF) on 3 March 2016. Retrieved 12 February 2015.
"Universe". National Film Board. Archived from the original on 30 July 2017.
Rolston, Bruce (10 November 1997). "The First Black Hole". The Bulletin. University of Toronto. Archived from the original on 2 May 2008.
"Black holes: The Canadian connection". Quirks and Quarks. Canadian Broadcasting Corporation. 18 April 2008. Archived from the original on 24 June 2008. Retrieved 5 July 2008.
"Canada and the Thirty Meter Telescope". TMT. Archived from the original on 30 January 2015. Retrieved 12 February 2015.
"Richmond Hill Naturalists". Archived from the original on 31 May 2008. Retrieved 3 February 2008.
"Re: Intention to Designate the Property known as the David Dunlap Observatory, 123 Hillsview Drive, Richmond Hill (CRB File 2007–12)" (PDF). Conservation Review Board. Archived from the original (PDF) on 27 September 2011.
"Minutes of Richmond Hill Town Council meeting" (PDF). 29 September 2009. Archived from the original (PDF) on 27 September 2011.
"Future". ObservatoryHill.ca. Observatory Hill. 17 February 2009. Archived from the original on 17 February 2009.
Welcome to the David Dunlap Observatory Archived 13 January 2010 at the Wayback Machine, David Dunlap Observatory website.
"Thanks to the more than 2000 people who brought their lawn chairs, blankets, binoculars and enthusiasm to our Perseid Meteor Night". Royal Astronomical Society of Canada Toronto Centre. Archived from the original on 13 January 2010. Retrieved 28 June 2009.
"In the Community". The David Dunlap Observatory. Archived from the original on 6 November 2015. Retrieved 12 February 2015.
"History". Perkins Observatory. 1 August 1998. Archived from the original on 28 September 2006. Retrieved 5 March 2012.
"Optical seti photographs". Archived from the original on 27 June 2010. Retrieved 6 October 2010.

wixstatic.com

docs.wixstatic.com

"Response to the Town of Richmond Hill EOI-30-17 Expression of Interest" (PDF).

yorkregion.com

"U. of T. didn't let town buy observatory". Richmond Hill Liberal. 30 April 2015.
Fleischer, David (7 August 2008). "Metrus took 10 months to secure David Dunlap land". Richmond Hill Liberal.
"Group took direct action to save observatory". Richmond Hill Liberal. 18 December 2014.
Beck, Marney (2 May 2013). "UPDATE: 'Legacy forever,' says mayor of observatory site". Richmond Hill Liberal.
"Have ideas for David Dunlap Observatory Park? Bring them". Richmond Hill Liberal.
"New challenge mounted to observatory deal". Metroland Media.
Beck, Marney (30 August 2013). "Richmond Hill Naturalists sound alarm; may be forced to pay developer court costs". Richmond Hill Liberal.
Zarzour, Kim (21 September 2015). "Richmond Hill Naturalists told to pay developer court costs over observatory battle". Richmond Hill Liberal.
Zarzour, Kim (21 November 2014). "Richmond Hill observatory preservation group changes leadership, approach". Richmond Hill Liberal.
"We're the real friends of the observatory". Richmond Hill Liberal.
"Group took direct action to save observatory". Richmond Hill Liberal.
Kim, Zarzour (21 April 2015). "Richmond Hill observatory donation by developer raises concerns". Richmond Hill Liberal.
Kim, Zarzour (5 May 2015). "Richmond Hill council mum on observatory 'discussions'". Richmond Hill Liberal.
Zarzour, Kim (2 March 2016). "Disputed Richmond Hill observatory buildings now belong to town". Richmond Hill Liberal.
Zarzour, Kim (29 July 2016). "Latest wrinkle on Richmond Hill's Dunlap observatory sends shockwave through star-gazing community". Richmond Hill Liberal.
Latchford, Teresa (30 October 2017). "Space camp, public viewing, education future of David Dunlap Observatory". Richmond Hill Liberal.
Zarzour, Kim (3 October 2016). "Richmond Hill gives go-ahead to 'destination park'". Richmond Hill Liberal.
Latchford, Teresa (30 October 2017). "Space camp, public viewing, education future of David Dunlap Observatory". Richmond Hill Liberal.