Sister blog of Physicists of the Caribbean. Shorter, more focused posts specialising in astronomy and data visualisation.

Saturday, 5 May 2018

The roiling seas of Triangulum


One more... this time with the colour and height both depending on intensity. The colour scheme has a higher contrast than I'd like, but that's mainly due to the nature of the data and its highly dynamic dynamic range. Still, I like the way a varying landscape emerges from a sea of noise...
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2 comments:

  1. Chris Greene5 May 2018 at 20:26

    Is the video all the same scale? Or is the froth at a smaller scale then when the mountains emerge?

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  2. Rhys Taylor5 May 2018 at 22:39

    The vertical scale varies from frame to frame, such that the minimum and maximum of each channel reach the same height and depth. That stops the galaxy from becoming absurdly tall, but makes the noise much stronger when there's no source present.

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