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Version Date Modified Size Author Changes ... Change note
132 18-Apr-2021 19:04 3 KB JianSun to previous
131 08-Jul-2010 15:35 4 KB PeterYoung to previous | to last
130 06-Jul-2010 18:47 4 KB RonYurow to previous | to last
129 06-Jul-2010 16:24 4 KB PeterYoung to previous | to last
128 06-Jul-2010 16:23 4 KB PeterYoung to previous | to last
127 28-Jun-2010 19:33 4 KB RonYurow to previous | to last
126 28-Jun-2010 19:31 4 KB RonYurow to previous | to last
125 23-Jun-2010 19:47 4 KB PeterYoung to previous | to last
124 14-Jun-2010 15:32 3 KB PeterYoung to previous | to last
123 20-May-2010 12:06 3 KB JianSun to previous | to last add one more link to EIS Spectral Atlases
122 20-May-2010 12:04 4 KB JianSun to previous | to last
121 20-May-2010 12:03 4 KB JianSun to previous | to last add link to EIS Spectral Atlases files

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!!EIS Data Processing and Analysis\\
[{ALLOW edit EISMainUsers}]
[{ALLOW view Anonymous}]
!!!EIS Data Processing and Analysis\\
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! Getting started
!! Getting started
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*[EIS Data Analysis Guide @ Mullard Space Science Laboratory (MSSL)|http://msslxr.mssl.ucl.ac.uk:8080/SolarB/SoftGuides.jsp]
*[EIS Data Analysis Guide @ Mullard Space Science Laboratory (MSSL)|https://vsolar.mssl.ucl.ac.uk/SolarB/SoftGuides.jsp]
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*[EIS Spectroscopy analysis tutorial|http://www.astro.gla.ac.uk/solaire/mat.php] (on SOLARIE-SODAS, Glasgow June 2009)
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!Software
\\
\\
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*[Data analysis routines|DataAnalysisRoutines]
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*[Fitting EIS lines with eis_moment|EISMomentsObjects]
!!Software
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*[A Wrapper to the EIS Objects (eis_getwindata) |EISGetWindata]
An EIS FITS file is read into an IDL object with:
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{{{
IDL> data=obj_new('eis_data',filename)
}}}
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where 'filename' is the name of the level-1 file (a level-0 file can be read in the same way). Information can be extracted from the object via a large number of [object methods|EISmethods].
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!EIS_PREP
*[Data analysis routines|DataAnalysisRoutines]
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* [How do I call eis_prep?|eis_prep_call]
*[Fitting EIS lines with EIS_MOMENT |EISMomentsObjects]
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* [What does eis_prep do?|eis_prep]
*[A Wrapper to the EIS Objects (EIS_GETWINDATA) |EISGetWindata]
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*[Evaluation of errors in eis_prep]
*[Using the EIS Subversion Repository |EISRepository]
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!EIS pointing and alignment issues
!EIS_PREP
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*[Offset between CCDs in the y direction|CCDOffset]
*[How do I call EIS_PREP?|eis_prep_call]
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*[Offset between CCDs in the x direction|CCDOffsetX]
*[What does EIS_PREP do?|eis_prep]
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*[EIS pointing stability|PointingStability]
*[Evaluation of errors in EIS_PREP|EvaluationOfErrorsInEis_prep]
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*[Pointing Information in EIS fits files|FitsPointing]
!Gaussian fitting
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*[Inter-instrument offsets for Hinode|InterInstrumentOffsets]
The document below details software available in the EIS Solarsoft tree for fitting Gaussians to EIS data.
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*[EIS internal coalignment?|InterCo]
[Gaussian fitting for the Hinode/EIS mission|https://hyperion.nascom.nasa.gov/svn/eis/release/doc/fitting/eis_auto_fit.pdf]
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* [Grating tilt (spectrum rotation) and effect on line ratios|SpectralTilt]
Examples for using the routine eis_auto_fit to automatically fit Gaussians across a raster are given in the document below.
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* [Co-alignment of EIS to magnetograms]
[Gaussian fitting examples using eis_auto_fit|https://hyperion.nascom.nasa.gov/svn/eis/release/doc/fitting/eis_auto_fit_examples.pdf]
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!Slit tilts
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*[The tilt of the EIS slit|TiltOfEISslit]
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*[2" EIS Slit|2EISSlit]
!FITS file issues
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*[Big EIS FITS files|BigEISFitsFiles]
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! CCD features
*[EIS exposure times; the GETEXP() method|EISExposureTimesGetexpMethod]
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*[Hot pixels|HotPixels]
*[Missing data/missing files|MissingData]
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*[Warm Pixels|EisWarmPixelsPage]
!Search EIS studies
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*[Removing cosmic rays|CosmicRays]
*[Searching for EIS Studies on the Web |EIS_Web_Search]
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*[Top and bottom of hot/warm pixels maps|TopBottomHotWarmMaps]
*[EIS study search tool in Solarsoft|EIS_study_search_tool]
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! Gaussian fitting
\\
\\
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For automatically fitting a Gaussian to an emission line over an entire raster and analysing the results, the following routines are available:
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* [eis_auto_fit.pro|AutoFit]
!!Miscellaneous
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* [Viewing the fits - eis_fit_viewer|FitViewer]
* [Correcting fits for slit tilt|CorrectSlitTilt]
* [Correcting fits for orbital variation|CorrectOrbitVariation]
If you want to average a spatial region and fit multiple lines in the spectrum, then the following tutorials describe available software:
* [Tutorial for spatially-averaging spectra|gauss_pixel_masks.pdf]
* [Tutorial for spec_gauss_widget |spec_gauss_widget_tutorial.pdf]
! EIS Spatial Resolution
* [Estimating spatial resolution using observed features|TRbrightenings]
! JPEG Compression and EIS Spectral Line Profiles
* [The Impact of JPEG Compression on EIS Spectral Data |EISJPEG]
! FITS files issues
*[Big EIS fits files|BigEISFitsFiles]
*[EIS exposure times; getexp() method]
*[Missing data/files|MissingData]
!Miscellaneous
*[Orbital variation of line position|OrbitalVariationLinePosition]
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*[Where EIS was observing|where_EIS_was_observing]
*[How can I see where EIS was observing? Try the EIS Mapper @ GMU|where_EIS_was_observing]
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*[Complete List Of EIS Studies?|Complete_List_Of_EIS_Studies]
*[The Complete List of EIS Studies|Complete_List_Of_EIS_Studies]
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*[Line width variation studies by EIS?|Line_width_variation_studies_by_EIS]
*Suguru Kamio has uploaded an [EIS spectral atlas|eis_atlas.pdf], using data from Charlie Brown's line list paper. Best suited to A0 paper, but readable as a PDF. \\Other resource of EIS Spectral Atlases can be found [here|http://solar.bnsc.rl.ac.uk/ralsolphys/eis_ral.html] or directly access a few PS file: [Active region|http://solar.bnsc.rl.ac.uk/%7Eyoung/solarb_eis/atlas/eis_spec2.ps];   [Quiet Sun|http://solar.bnsc.rl.ac.uk/%7Eyoung/solarb_eis/atlas/eis_qs_spectrum.ps];   [Flare|http://solar.bnsc.rl.ac.uk/%7Eyoung/solarb_eis/atlas/flare_spec.ps]
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*[The EIS field of view|EIS_FOV]
----
\\
This page (revision-132) was last changed on 18-Apr-2021 19:04 by JianSunTop