Author Archives: Tom

SkyView v3.3.0: Swift XRT surveys

Versions 3.3.0 of SkyView was released today.  This includes an all-sky mosaic of the Swift XRT observations.  Over 129,000 XRT observations were combined to give coverage of just under 6% of the sky.  A set of three surveys were produced: … Continue reading

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SkyView and HiPS

Next week we’ll be releasing version 3.3.0 of SkyView.  The big change from the user perspective will be the new Swift XRT combined image.  This is similar in spirit to the venerable PSPC surveys — we’ve added all of the … Continue reading

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SkyView V3.2.1: SDSS and AKARI fixes

On Wednesday we released SkyView version 3.2.1 to fix the SDSS survey. It includes a new capability where when we are using an SIA service we can apply a regular expression transformation to the URLs being returned. We use this … Continue reading

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Continued SDSS issues

While remote access to the UKIDSS server was restored shortly after our last message we are continuing to have problems with the SDSS. In addition to the problems with the metadata found in the SDSS SIA service, there has been … Continue reading

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Problems with UKIDSS and SDSS remote surveys

Over the past couple of days we have discovered problems in accessing two of our remote survey data sets. The UKIDSS simple image access service has been non-responsive. We’re hoping it comes up again soon. You can see the red … Continue reading

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SkyView v3.2.0: Displaying quantitative survey information

In the home page in the new v3.2.0 you may notice a new line under the Survey Documentation link: Summary: CSV or Plot You can click on CSV to download a table of the information on all SkyView surveys. If … Continue reading

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SkyView v3.2.0: Quantitative metadata

Version 3.2.0 of SkyView includes a new section, Quantitative, in the survey description file. This section is intended to capture machine-friendly quantitative characteristics of SkyView surveys. Diverse sources have been used for these and notes are included giving the source … Continue reading

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SkyView V3.2.0: Survey descriptions downloaded on demand

The biggest change in v3.2.0 of SkyView is that survey description files are no longer part of the SkyView jar. In v3.1.21 we added a small file that retained the mapping between survey names and the description files they referred … Continue reading

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SkyView v3.2.0: Some survey data removed from jar

SkyView-in-a-Jar users will note that the new v3.2.0 SkyView jar is much smaller than the earlier versions, under 4 megabytes compared to over 15 megabytes for v3.1.21. Part of the reason is that the way we access some older surveys … Continue reading

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SkyView v3.2.0 Preview: Summary

Next week we will be releasing version 3.2.0 of SkyView. You can play with it right now if you specify the version v3.2.0 in the SkyView URL, but it’s still being tested. There are several major changes in this release … Continue reading

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