HAWK-I was commissioned during Periods 79 and 80 and then began operations at the start of P81. Since then it has sufferred to varying degrees from several problems which afect the quality of the data. This page summarizes these problems. Details are provided in spearate web pages. They are linked from this page.

For further description of problems/features visit the History section of the plot_tutorial pages.

All data to date...

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Some of the data...

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Some of the data...

• Pupil Ghosts: [2008-04-01 and 2008-08-20, i.e. most of P81]
• Wrong CD matrix WCS transformation coefficients: [P81]