Category Archives: Notices

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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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 update to FIRST survey

We have just released V3.1.19 of SkyView. The only major change is an update to the FIRST survey which incorporates the latest data available at the MAST archive at the Space Telescope Science Institute. There is a bit more coverage … Continue reading

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Skyview V3.1.16: Effelsberg-Bonn HI Survey

We have just released a new version of SkyView which adds the Effelsberg-Bonn HI survey: measuring the HI column density for the entire sky north of -6 declination with unprecedented resolution and sensitivity.   Look for the EBHIS survey in the … Continue reading

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Lanczos Normalization Error

The Lanczos sampler is a truncated version of the optimal sampling function, sinc(x). The kernel of this sampler is given as f(x) = sinc(pi x) sinc(pi x/n)    |x| < n 0    |x| >= n Here x is given in … Continue reading

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Updated Fermi SkyView Surveys.

In the next few days we’ll be updating the Fermi survey datasets. The updates include data through week 379 of the mission (in October). This adds several years of data since we last updated Fermi early in 2012. Unlike the … Continue reading

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SkyView V3.1.13: SkyView-in-a-Jar bug fixes.

We’ve just released new version of SkyView that fixes a couple of bugs associated with using SkyView-in-a-Jar. Users of the web pages should not see any changes. There is a batch mode option in the jar which allows many requests … Continue reading

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SkyView v3.1.8 with GALEX DR7 released.

A new version of SkyView, v3.1.8, has been installed as the default version. The significant change from the user perspective is that the GALEX DR7 is included. New data is mostly in the NUV. To access these data through SkyView-in-a-Jar … Continue reading

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