A visit to Izaña: part 1 Solar laboratory

The pyramid solar laboratory, Teide Observatory, Izana, Tenerife
July 16, 2015

  I was lucky enough to be able to join the belated Solstice dinner held by the Association of Starlight Guides on Tenerife. It was great to meet so many of my collegues, but best of all, the dinner as held in the Teide Observatory. I’ve been wanting to have a look inside for at least 5 years. It meant an early start. I needed the car to move around,…

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Monday’s eclipse seen from a plane

Solar eclipse seen from a plane
November 7, 2013

  This was photographed from a plane flying at 13,300 m going 800 km/h, 960 km southeast of Bermuda. In order to get the eclipse to one side of the plane, they flew across the path of totality, rather than along it. This required split-second timing, since the shadow on the moon moves across the Earth’s surface at 12,800 km/h. The photographer, Ben Cooper, isn’t sure whether this is totality…

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Partial Solar Eclipse on Sunday

On November 3rd 2013 there will be a partial solar eclipse. Well, it’s a total eclipse in some places and an annual eclipse in others, ubt fromteh Canary Islands we get a partial eclipse. 40% of the sun will be covered by the moon at 12:15 pm. From the UK there won’t be anything to see. Do NOT look directly at the sun. You might go blind. There are two…

November 2, 2013
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Summer Solstice

This evening will be the solstice, when the sun appears at its farthest north in the sky. For the northern hemisphere, it’s the longest day of the year. (And for the southern hemisphere, it’s the longest night of the year.) Cielos La Palma will be holding an activity on Wednesday 20th in El Paso, at the archeological site “El Verde”, which many believe was created to enable Awara observers to…

June 20, 2012
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The Hubble and Venus silhouetted against the sun.

  Thierry Legault is a Frenchman who travelled to Queensland, Australia for the Venus transit. He captured both Venus and the Hubble Space Telescope as they passed in front of the sun. This is a composite photograph – 9 exposures taken in under a second, during which the HST zipped in front of the sun. I’m not going to steal his photo. You can see it at: http://legault.perso.sfr.fr/venus_hst_transit.html I’m jealous.

June 9, 2012
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NASA video of the Venus transit

NASA’s Solar Dynamics Observatory recorded this video in ultraviolet ( a wavelength of 171 angstroms.) It shows Venus passing in front of the sun, and also very large coronal loops, which are found around sunspots and in active regions. These structures are associated with the closed magnetic field lines that connect magnetic regions on the solar surface. Many coronal loops last for days or weeks but most change quite rapidly….

June 6, 2012
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