Monthly Archives: February 2012

Man overboard

In 1882 a British expedition led by Captain William Morris set sail to Brisbane on the vessel SS Liguria to observe the transit of Venus. Lieutenant Leonard Darwin (son of) was a member of this party. Two others, Cuthbert Peek … Continue reading

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A hundred days to the transit

Only 100 days left to the last transit of Venus of our lifetimes! What things should you do, now time is really ticking away? Here’s our top five: Decide on your observing spot Most of you will probably just stay … Continue reading

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Out of Diaries: 24 February 1761

After Pingré’s lucky escape from the British in January, his voyage to the island of Rodrigues became relatively uneventful. Occasionally he saw enemy vessels in the distance, but they always managed to avoid a fight. Pingré enjoyed the music and … Continue reading

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Phone app available in iTunes

The Venus transit phone app is now available in iTunes for free download. While the Android version is still being worked on, users of an iPhone can already enjoy the phone app. This app will be of great help in … Continue reading

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Are transits and rotation linked?

Lionel asks: Congratulations on your Venus book. Excellent. I notice that there is a 243 year cycle for Transits of Venus: 243 x 365.242 = 224.7 x 395 So far so good. The axial rotation period for Venus is 243.1 … Continue reading

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The transit isn’t going to wait

On October 31 of last year, Huw James gave an interview to BBC Radio Wales about the transit of Venus and his Venus Transit Expedition. Huw explains that by driving all the way from England to the West Pacific he … Continue reading

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Projecting an image of the sun

How are you going to observe the transit of Venus? Many a amateur-astronomer is already exploring the options: buying a solar filter for a telescope, getting a card board solar scope or even acquiring a special telescope with Hα filter. … Continue reading

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Pattern on a paper plate

Transits of Venus are predictable, but the pattern seems odd. Two transits occur within eight years, then there is a lapse of 105 1/2 years, then another pair within eight years, then wait 121 1/2 years. How do you explain this frequency? … Continue reading

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Out of Diaries: 14 February 1761

On 14 February, after an arduous and exhausting journey from Paris, Chappe d’Auteroche arrived in St Petersburg. He had endured freezing temperatures and much of the way through the Russian mountains he and his team had walked – slipping and … Continue reading

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The astronomer of Rousdon

It must have been sometime in 2003, while preparing a contribution for the French book Vénus devant le Soleil edited by Arkan Simaan, when I stumbled upon a couple of wonderful sepia prints of an 1882 British transit of Venus … Continue reading

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