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Jupiter 2013 December 12

Posted on January 12, 2014 by davidardittiJanuary 12, 2014
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Seeing not so good as on the 10th, but as usual I’ve eked something out here using the LRGB process with L=R. Click to enlarge. … Continue reading →

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Jupiter 2013 December 10 (further)

Posted on December 25, 2013 by davidardittiDecember 25, 2013
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Here’s some further images from December 10, but the other end of the day. These were taken well before culmination, which was good because after midnight the sky, which had been stable for some time because of high pressure, fogged … Continue reading →

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Jupiter 2013 December 10

Posted on December 24, 2013 by davidardittiDecember 24, 2013
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I had a busy night; seeing was unusually good for this location. Ian Sharp reported exceptional seeing in Sussex as well, but Damian Peach, in a different part of Sussex, reported poor seeing, strangely. First row are RGB composites. Second … Continue reading →

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Jupiter 2013 October 29 & December 05

Posted on December 23, 2013 by davidardittiDecember 23, 2013
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A couple of images from early in the apparition. Seeing not up to much. … Continue reading →

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IC 5067 narrowband (part of the Pelican Nebula)

Posted on September 24, 2013 by davidardittiSeptember 24, 2013
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Here is an attempt at narrowband imaging with the 10″ f4.8 last night. The light frames total 115 minutes. The palette used is R and L = H alpha, G = 0III, B = SII. Almost all the nebula information … Continue reading →

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The Sun (H alpha) 2013 August 31

Posted on September 3, 2013 by davidardittiSeptember 3, 2013
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Here’s my full disk from Saturday. Seeing was not that good. There’s a lot of scattered light. This is due to the blocking filter. I’ve been finding that my Lunt blocking filters have gradually degraded over time, and are no … Continue reading →

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The Sun 2013 August 27

Posted on August 28, 2013 by davidardittiAugust 28, 2013
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I managed to catch an astonishingly fast-moving prominence here. I imaged it for 1 minute runs at 5 minute intervals, but really this was too slow, it was changing so quickly, that shorter runs might have been better. It was … Continue reading →

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The Sun 2013 August 26

Posted on August 27, 2013 by davidardittiAugust 27, 2013
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Here’s some images of a rapidly changing nearly-detached prominence on the Sun’s eastern limb. Taken with at a focal length of 1440mm with a 100mm refractor, double-stacked with Lunt 50mm filters using home-built adaptor, plus 1.6x Barlow: a nice long … Continue reading →

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Nova Delphinus 2013 August 16

Posted on August 17, 2013 by davidardittiAugust 17, 2013
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Nova Delphinus imaged with a Canon EOS 400D and old Hanimex 28mm SLR wide-angle lens. There was some interference from a gibbous Moon (Click to enlarge). … Continue reading →

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The Sun 2013 June 08

Posted on July 19, 2013 by davidardittiJuly 19, 2013
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Playing solar catch-up, here’s the Sun in H alpha and infra-red on the same day in June. The spot group shown in the IR image corresponds to the active area right of centre. Seeing was poor.  (Click on images to … Continue reading →

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