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The Project:

The Cosmic Diary is not just about astronomy. It's more about what it is like to be an astronomer.

The Cosmic Diary aims to put a human face on astronomy: professional scientists will blog in text and images about their lives, families, friends, hobbies and interests, as well as their work, their latest research findings and the challenges that face them. The bloggers represent a vibrant cross-section of female and male working astronomers from around the world, coming from five different continents. Outside the observatories, labs and offices they are musicians, mothers, photographers, athletes, amateur astronomers. At work, they are managers, observers, graduate students, grant proposers, instrument builders and data analysts.

Throughout this project, all the bloggers will be asked to explain one particular aspect of their work to the public. In a true exercise of science communication, these scientists will use easy-to-understand language to translate the nuts and bolts of their scientific research into a popular science article. This will be their challenge.

Task Group:

Mariana Barrosa (Portugal, ESO ePOD)
Nuno Marques (Portugal, Web Developer)
Lee Pullen (UK, Freelance Science Communicator)
André Roquette (Portugal, ESO ePOD)

Jack Oughton (UK, Freelance Science Communicator)
Alice Enevoldsen (USA, Pacific Science Center)
Alberto Krone Martins (Brazil, Uni. S. Paulo / Uni. Bordeaux)
Kevin Govender (South Africa, S. A. A. O.)
Avivah Yamani (Indonesia, Rigel Kentaurus)
Henri Boffin (Belgium, ESO ePOD)

Sharing Picture

Well this time I only want to share several pictures with all of you. These are pictures taken with semi-pro Fuji S602Z by Ferry M.S member of Langitselatan team during Annular Solar Eclipse, 26 January 2009 in Bandar Lampung, Lampung - Indonesia.

The Ring of fire. Copyright : FMS / langitselatan

The Ring of fire. Copyright : Ferry M.S / langitselatan

And this one taken by Jefferson Teng, member of langitselatan team and an amateur astronomer from Lampung, Indonesia.

The ring of fire. Copyright : Jefferson Teng.

The ring of fire. Copyright : Jefferson Teng.

During the annular solar eclipse expedition, we weren’t only observing the eclipse but also had a gathering session with langitselatan forum member in Lampung.

langitselatan team and Physics Students Association from Lampung University after star party session. Credit : ivie

langitselatan team and Physics Students Association from Lampung University after star party session. Credit : ivie

langitselatan annular solar eclipse expedition team. credit : Jefferson Teng

langitselatan annular solar eclipse expedition team. credit : Jefferson Teng

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3
  1. Daniel Fischer

    Teng’s pictures demonstrate that you have had almost perfect skies during the ring phase - but the closed ring is actually less interesting than the dramatic and dynamic “Baily’s Bead” phenomena taking place around 2nd and 3rd contact when also the chromosphere can be imaged inbetween the “light pearls” (see e.g. these pictures from 2005).

    Did Teng or someone else at your site attempt to take images like these? I would call them ‘the Grand Prize’ of every annular eclipse, and Bandar Lampung may have been one of the few places on the whole planet where weather conditions seemed to have been good enough for bead+chromosphere imaging (though I’ve also seen pretty clear ring images from Kalimantan).

  2. Avivah Yamani

    Wow.. the 2005 picture was funtastic.

    Well I’m not sure if someone managed to image the Baily’s Bead phenomena. But I will check all the image we took in Lampung. And here are phases of annular eclipse that Teng’s capture with his camera. http://langitselatan.com/2009/01/28/mengejar-matahari-di-lampung/

  3. Jefferson Teng

    Hi Mr. Fischer,

    I looked at my data, and here’re the results i got out of my 2nd contact sequences. My 3rd contact sequences were ruined due to problem on the field.

    (the image composite was posted on yousendit.com site, 333kb jpeg format, data has been stretched to brighten the image)
    http://www.yousendit.com/download/U0d6RE90NmNkMnRMWEE9PQ

    I think I didnt capture Baily’s beads.

    Maybe I should’ve experimented to overexpose the picture a little bit more to record the beads during critical moment.

    High altitude clouds/haze was present all the time and low altitude clouds came n go. One time, we were lucky to view (and photograph) the eclipse w/o using any filters due to thick clouds. We also had some moments when the sun totally disappeared behind the clouds.

    I’m not sure if those two were the limiting factors to record Baily’s Bead. Please let me know so I could make a better preparation for the next eclipse in Shanghai.

    thanks.

    By the way, those 2005 pictures are awesome! thanks for sharing them with us.