Afternoon tea
Session details: Sunday, 2026-04-05 05:00:00
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Lunch
Session details: Saturday, 2014-04-19 02:30:00, Rydges
Observers of Lunar Crater Timings
Presenter(s): Dave Herald Affiliation(s): CAS Session details: Posters Abstract This poster paper will list all the observers in the catalogue of Lunar Eclipse Crater Timings that have been archived at VizieR. Many observers are Australian, and have attended NACAA over the years. Indeed some will have made crater timing ovbservations during the 1978 NACAA, where…
The Transit of Venus 2012
Affiliation(s): AAQ Session details: Saturday, 2012-04-07 03:30:00, TBA Abstract Your last chance to see a rare and historical transit of Venus is on 6th June 2012. The next will not be for another 105 years. There have only been six transits of Venus since the phenomenon was first recognized in the 17th century. The orbital…
Modern Lens Design Techniques
Convenor: Barry Adcock, ASV Date: Friday March 21 Time: 1:30PM Cost: $25 (refreshments included). Click here to register. This workshop will explain to the participants the fundamentals of lens design. A definition and explanation of terms pertaining to lens design, starting from basic concepts, will be presented. This will include the optical properties of glasses,…
Smart telescopes – fad or function
Presenter(s): Des Janke Affiliation(s): AAQ Session details: Saturday, 2022-04-23 03:30:00, ONL Abstract Since 2017, telescopes have emerged that combine optics, imaging and computerisation. Although considered expensive, they promote portability, ease of use and extraordinary performance, revealing dark sky objects from suburban locations. Detractors maintain you can assemble your own for less cost, but at what…
Solar Flaring in SC24: End of an Era?
Presenter(s): harry roberts Affiliation(s): ASNSW, SCS(BAA, NSW), Shoalhaven Astronomers Session details: Posters Abstract This paper revisits the question of Solar Flaring where the NACAA2008 paper, “Anomalous Flaring in Solar Cycle 23”, left off. That paper concluded that flaring in solar cycle 23 (SC23, 1997-2008) was unusually strong compared to earlier cycles. Reasons for this were…