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Continuum fitting #11

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els1 opened this issue Oct 19, 2018 · 5 comments
Closed

Continuum fitting #11

els1 opened this issue Oct 19, 2018 · 5 comments

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@els1
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els1 commented Oct 19, 2018

Incorporate alternative dust continuum fitting.

@karllark
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Can you be more specific? Is there an example you can give?

@els1
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els1 commented Oct 19, 2018

The current set of parameters have trouble to fit the continuum when it rises very strongly in the 10-15um region. Also it sometimes uses the dust feature at ~33um to compensate for the lack of continuum in the fit at the longer wavelengths.

@hwwspoon
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Do you have an example, @els1 ?

@jdtsmith
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I often turn off 33µm dust for that reason. That was a predicted graphite band that never materialized. Are you sure these types of issues aren't caused by attenuation/extinction? In my experience (of mostly galaxy spectra) that's almost always what makes PAHFIT miss the continuum level badly.

@jdtsmith
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Let's continue in #299.

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