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This code would measure background in inter-order regions of the 2D image and fit a 2D polynomial to it.
Background light is currently visible in the continuum of L1 ThAr spectra.
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Per requests from DO, some new disease related exposures are required across multiple patterns:
Exposure Stressor | Recommended xref term | Full URI | Other xref opt…
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Some initial ideas for QC checks related to the exposure meter:
- data integrity check (is the table included as an extension when it's supposed to be)
- negative sky flux
@jonzink and @howardi…
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### Describe the bug
Darktable constantly crashes everytime I try to select multiple photos using the Shift key, or trying to select multple photos holding down the Ctrl key… I’m using Windows. Darkt…
ghost updated
2 months ago
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We can utilize the same area for test sets to be carried throughout the pipeline
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This is an open thread to discuss the implementation of quality control checks. To start lets detect:
- frames with CCD temperature too high
- frames with one or both of the CCD flux arrays are all …
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I would really appreciate a close look from you of the new Lasair query page that Ken and I built last week. We now have a truly freeform query mechanism. It is available on the dev system (username: …
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The obvious nearby galaxy (http://skyserver.sdss.org/DR12/en/tools/chart/navi.aspx?opt=G&ra=182.48204166666667&dec=29.897583333333333&scale=0.15) gives z = 0.0128: http://skyserver.sdss.org/DR12/en/ge…
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Approximately a year ago, I did some work with hdrmerge and originally got very poor results (banding in shadows). Back then, I just changed the output depth from float16 (default) to float32 and wen…
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Faint traces of the saturated ThAr lines are visible in dark frames taken immediately after. See the example below. Is this image persistence? The lamp not shutting off completely before the dark expo…