Monthly Archives: December 2008

SkyView to include HEALPix and WMAP

For some while we have been looking at how to put the data from the Wilkinson Microwave Anistropy Probe (WMAP) into SkyView. The WMAP data are central to our current understanding of cosmology. However WMAP images are generally stored in … Continue reading

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Features in the Gallery: Looking at the Big Picture

This image from 2008-12-10 09:39:28 is pretty interesting… It looks like we are seeing some very special object with rings around it. What’s going on here? This is a COMPTEL image, one of the lowest resolution surveys we have in … Continue reading

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Features in the Gallery: Worms in Space

This image from 2008-12-06 15:57:53 shows a very interesting feature that looks like a giant worm squirming amongst the stars. In fact it’s actually a tiny hair that got on the photographic plate sometime in the process of taking, developing … Continue reading

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SkyView GALEX GR4: Off center images fixed.

A new version of SkyView has been installed to accommodate the issues that off center GALEX GR4 images presented. GALEX now uses a special GalexExposure Image finder. This uses knowledge of the GALEX survey to find the center of the … Continue reading

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Features in the Gallery: Very Bright Stars

Lots of people are using the Image gallery. One popular theme is to find images that look very peculiar. E.g., look at the image in the gallery from 2008-11-29 19:02:44 This is a very peculiar looking field in the DSS. … Continue reading

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Unexpected image offsets in the GALEX GR4

The underlying GALEX observations used in SkyView are 3840×3840 pixel images where only¬† a circle with a radius of about 2900 pixels is actually exposed.¬† In earlier releases the exposed region seemed to be centered with the image square but … Continue reading

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