Total number of so-called bad pixels in flat-field exposures. This includes
bad detector pixels and pixels that are not illuminated in flat-fields (i.e.
they are outside the slitlets).
A jump by about 400000 pixels indicates that a complete IFU is
missing.
General information
Click on any of the plots to see a close-up version.
The latest date is indicated on top of the plot.
If configured,
data points belonging to the latest date are specially marked
statistical averages are indicated by a solid line, and thresholds by broken lines
outliers are marked by a red asterisk. They are defined as data points outside the
threshold lines
"aliens" (= data points outside the plot Y limits) are marked by a red arrow (↑ or ↓)
you can download the data for each parameter set if the 'Data downloads' link shows up