Difference between revisions of "Summary LFI"

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Table 1. Summary of the LFI performance parameters  
 
Table 1. Summary of the LFI performance parameters  
[[File:Lfi_perf.jpg|thumb|center|655px|<math>^{ \rm a \, }</math> White noise per pixel computed from half-ring difference maps. Those values are within the 1% with the withe noise sensitivity computed directly on the timelines, taking in account the actual mission time minus the manoeuvres and bad-science flagged data
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[[File:Tab_perf.jpg|thumb|center|655px|
<math>^{ \rm b \, }</math> FWHM and ellipticity from scanning beam evaluated fitting Jupiter directly in the timelines. <math>\hspace{50mm} </math>
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<math>^{ \rm a \, }</math> FWHM and ellipticity from scanning beam evaluated fitting Jupiter directly in the timelines. <math>\hspace{50mm} </math>
<math>^{ \rm c \, }</math> FWHM and ellipticity from effective beam evaluated as mean from different position on the sky. <math>\hspace{42mm} </math>
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<math>^{ \rm b \, }</math> FWHM from effective beam estimated from the main beam solid angle of the effective beam, see Sec. 6.2. Those are the values used in the source extraction pipeline <cite>#planck2013-p05</cite> {{P2013|28}}.
<math>^{ \rm d \, }</math> FWHM from effective beam evaluated as FWHM<math>_{eff} = \sqrt{\frac{Ω}{2π}} · 2 · \sqrt{2 \log 2}</math>, where Ω is the mean beam solid angle of the effective beam. Those are the values used in the source extraction pipeline <cite>#planck2013-p05</cite> {{P2013|28}}
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<math>\hspace{42mm} </math>
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<math>^{ \rm c \, }</math> White noise per pixel computed from half-ring difference maps. Those values are within the 1% with the withe noise sensitivity computed directly on the timelines, taking in account the actual mission time minus the manoeuvres and bad-science flagged data.
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== References ==
 
== References ==

Revision as of 09:21, 17 March 2013

The LFI performance are summarized in Table 1 below. All the details can be found in the LFI data processing paper #planck2013-p02 Planck-2013-II .

Table 1. Summary of the LFI performance parameters [[File:Tab_perf.jpg|thumb|center|655px| [math]^{ \rm a \, }[/math] FWHM and ellipticity from scanning beam evaluated fitting Jupiter directly in the timelines. [math]\hspace{50mm} [/math] [math]^{ \rm b \, }[/math] FWHM from effective beam estimated from the main beam solid angle of the effective beam, see Sec. 6.2. Those are the values used in the source extraction pipeline #planck2013-p05 Planck-2013-XXVIII . [math]\hspace{42mm} [/math] [math]^{ \rm c \, }[/math] White noise per pixel computed from half-ring difference maps. Those values are within the 1% with the withe noise sensitivity computed directly on the timelines, taking in account the actual mission time minus the manoeuvres and bad-science flagged data.


References[edit]

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  1. References

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(Planck) Low Frequency Instrument

Full-Width-at-Half-Maximum