Category Archives: Discussion

Code 400, “Bad Request” error

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

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

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

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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IRAS image of Saturn

We have had a lot of interest in images centered on coordinates 13h 45m 18.2s, -08d 13m 07s recently.  SkyView images of this area in the sky using the Infrared Astronomical Satellite (IRAS) survey are often added to the SkyView Image … Continue reading

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