Clear skies greeted 25 visitors (12 children and 13 adults) from the 1st St. Thomas Brownies for Exploring the Stars at Western University’s Cronyn Observatory, Thursday, March 22nd, 2018, 6:30 p.m. Graduate student Jeff Vankerkhove made the digital slide presentation “The Scout / Guide Astronomy Badge” and fielded questions. Jeff followed this with the “Constellations” activity, distributing 25 “Star Finder” planispheres, showing the visitors how to assemble them with adhesive tape, and demonstrating how to use them to locate constellations in the sky.
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Clear skies with a few high wispy clouds greeted 24 visitors (10 students and 14 adults, including the teacher and parents) from the London District Catholic School Board Grade 7 Enrichment Class, for Exploring the Stars at Western University’s Cronyn Observatory, Tuesday, March 20th, 2018, 6:30 p.m. Graduate student Dan Hatfield presented the digital slide presentation “The Life and Times of Stars” and fielded questions. This was followed by demonstrations of the “Transit Demo” and Spectroscopy Demo” in the downstairs “Black Room.”
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The school mid-winter “March Break” (March 12th—16th) may have accounted for the unusual number of 132 visitors to Western University’s Cronyn Observatory Weekday Public Night, Monday, March 12th, 2018, 8:00 p.m. Graduate student Dan Hatfield welcomed visitors who soon filled the lecture room. RASC London Centre was represented by Everett Clark, Bob Duff and Peter Jedicke.
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Mostly cloudy skies greeted 28 visitors (24 children and 4 adults) from the London Waldorf School, Grades 5-6, for Exploring the Stars at Western University’s Cronyn Observatory, Wednesday, March 7th, 2018, 10:00 a.m. They were welcomed by graduate students Viraja Khatu and Jeff Vankerkhove. Viraja presented the digital slide presentation “Our Star: The Sun” and fielded questions. This was followed by the “Building Sundial” activity with Jeff demonstrating how to cut out and assemble a sundial from a pattern on a printed sheets of paper (with the caption “I Tell Only Sunny Hours”) and Viraja supervising as the children cut out and assembled their own sundials.
When everybody arrived upstairs in the dome, RASC London Centre member Bob Duff gave brief a talk on the history of the observatory and technical aspects of the big 25.4cm refractor, demonstrating with the 32mm Erfle eyepiece (137X) and rotating but not opening the dome. Bob explained how the Schmidt camera and Cassegrain reflector telescope piggy-backed on the 25.4cm refractor worked and the difference between a reflector and refractor telescope. Bob also explained the 2 clocks on the east wall and the difference between Standard and Sidereal Time.
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A clear, later partly cloudy sky, greeted 46 visitors, including 40 Cadets and 4 adults (later joined by 2 more adults) from #3 Striker Squadron of the Royal Canadian Air Cadets, who arrived on a school bus from Strathroy, for Exploring the Stars at Western University’s Cronyn Observatory, Tuesday, March 6th, 2018, 7:15 p.m. Graduate student Amanda DeSouza presented the digital slide presentation “The History of Space Exploration” and then invited RASC London member Bob Duff to the front of the room to help field questions.
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