Category Archives: Discussion

SkyView V3.5.2: Updates and Bug Fixes

Posted on March 19, 2020 by Tess Jaffe

SkyView version 3.5.2 is now available for testing. There are two changes to surveys and one to the underlying code. The data for the GLEAM surveys has been updated with substantial improvements in coverage. The problem with the SDSS surveys … Continue reading →

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Recent Heavy SkyView Usage

Posted on October 22, 2018 by Tess Jaffe

For the past several weeks there has been very intense usage of SkyView by a small number of users which has degraded responsiveness for other users. Most of the requests seem to be coming from virtual machines using Amazon Web … Continue reading →

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SkyView and HiPS

Posted on July 21, 2017 by Tess Jaffe

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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Code 400, “Bad Request” error

Posted on April 28, 2017 by Carina Kan

Our system administrators have resolved a problem where users would occasionally get a code 400, “Bad Request” message when accessing SkyView (and other HEASARC sites). Tracking tools required by NASA policy were creating cookies that were too large for our … Continue reading →

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SkyView downtime October 4, 2016

Posted on October 4, 2016 by Carina Kan

SkyView was down from about 9:00am to 2:30pm today due to a problem encountered while updating the SkyView servers.  SkyView operations should now be back to normal. We apologize for the inconvenience.

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NASA SkyView vs SkyView

Posted on October 4, 2016 by Carina Kan

We often get email requesting  help downloading and using SkyView on the iPhone and other devices.  We thought we would try to clear up some apparent confusion.  These questions refer to a smart phone app that is not associated with NASA SkyView but has the same name … Continue reading →

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Continued SDSS issues

Posted on August 30, 2016 by Tess Jaffe

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

Posted on August 23, 2016 by Tess Jaffe

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

Posted on August 19, 2016 by Tess Jaffe

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

Posted on August 18, 2016 by Tess Jaffe

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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