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I have same troubles with nebula coaddition

BeitragVerfasst: Montag 29. April 2013, 16:44
von oleg
I have same troubles with nebula coaddition.
Look at the attached screenshot

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Info about used data:
instrument - VLT@OmegaCam
object name - Messier 42
filter - R_SDSS
number of frames - 3

Re: I have same troubles with nebula coaddition

BeitragVerfasst: Sonntag 2. Juni 2013, 09:51
von oleg
I have decided to do the tests using the part of the sky without nebula.

Info about used data:
instrument - VLT@OmegaCam
object centre coordinates - RA 09:52:43.0 DE +12:50:04.9
filter - R_SDSS
number of frames - 5

OMEGA.2011-04-19T00:57:04.565.fits
OMEGA.2011-04-19T00:58:18.406.fits
OMEGA.2011-04-19T01:01:02.638.fits
OMEGA.2011-04-19T01:02:46.378.fits
OMEGA.2011-04-21T00:15:22.051.fits

Hmmm...
I can't understand what the problem is :(
Look at the setting screenshots.

Why can't I get the stable results???

Re: I have same troubles with nebula coaddition

BeitragVerfasst: Sonntag 2. Juni 2013, 09:53
von oleg
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Re: I have same troubles with nebula coaddition

BeitragVerfasst: Sonntag 2. Juni 2013, 09:57
von oleg
Look at the screenshots of the coadd.weight.fits from my 16 tests:

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Re: I have same troubles with nebula coaddition

BeitragVerfasst: Sonntag 2. Juni 2013, 09:59
von oleg
My test object

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Re: I have same troubles with nebula coaddition

BeitragVerfasst: Sonntag 2. Juni 2013, 10:12
von oleg
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Re: I have same troubles with nebula coaddition

BeitragVerfasst: Sonntag 2. Juni 2013, 13:53
von oleg
My new 16 tests.
I've changed the settings and got better results! :)

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Re: I have same troubles with nebula coaddition

BeitragVerfasst: Sonntag 2. Juni 2013, 13:56
von oleg
New settings

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Re: I have same troubles with nebula coaddition

BeitragVerfasst: Sonntag 2. Juni 2013, 13:57
von oleg
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