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  • HFI/LFI joint data processing
    HFI/LFI common processing uses as basic input the maps at the nine frequencies covered by the two ins ...lihood code (of a particular theoretical <math>C(\ell)</math> given Planck data).
    464 bytes (69 words) - 21:13, 17 March 2013

Page text matches

  • Main Page
    ...descriptions of all the Planck products, including the 2013, 2015 and 2018 data releases. Previous instances of the Explanatory Supplement (2013 and 2015), ##[[LFI overview|LFI design, qualification, and performance]]<span style="color:red"></span>
    5 KB (588 words) - 09:21, 6 August 2018
  • LFI design, qualification, and performance
    ...frequency amplification stage, detector diodes and all the electronics for data acquisition and bias supply. Best LFI noise performance is obtained with receivers based on InP High Electron Mob
    50 KB (7,790 words) - 10:04, 23 July 2014
  • The HFI DPC
    ...ed by the LS, while L4 refers to delivering the DPC products to ESA. This processing relies on dedicated software and hardware infrastructures developed pre-lau ...d its co-papers provide the reference for the processing done for the 2013 data release.
    4 KB (619 words) - 13:50, 23 July 2014
  • The LFI DPC
    ...etry handling]] • [[Pre-processing LFI#Auxiliary data handling|Auxiliary data handling]]'' ...Calibration]] • [[TOI_processing LFI#Noise|Noise]] • [[TOI_processing LFI#References|References]] ''
    7 KB (1,004 words) - 15:06, 23 July 2014
  • Simulation data
    ...ta can be downloaded from the PLA Java interface (Windows -> Supplementary Data). The 2013 Planck data release is supported by a set of simulated maps of the model sky, by astrop
    28 KB (4,118 words) - 16:15, 15 October 2015
  • Catalogues
    ...uency information. Future releases will take advantage of the full mission data and they will contain information on properties of sources not available in ...n {{PlanckPapers|planck2013-p02}} and {{PlanckPapers|planck2013-p03}}. The data consist of two complete sky surveys and 60% of the third survey. This impli
    30 KB (4,218 words) - 16:56, 23 July 2014
  • Glossary
    * '''calibration''': [LFI meaning]: absolute calibration refers to the 0th order calibration for each * '''DMC''' : Data Management Component, the databases used at the HFI and LFI DPCs
    7 KB (1,048 words) - 12:32, 28 August 2014
  • Planck Collaboration
    ...mission, and who participate in the scientific exploitation of the Planck data during the proprietary period, which nominally ends with the release of the *The LFI Consortium, Principal Investigator N. Mandolesi of the Istituto di Astrofis
    9 KB (1,372 words) - 08:30, 21 September 2012
  • Single detector maps
    ...ll maps are in Healpix format, with Nside of 2048 for HFI and of 1024 for LFI, in Galactic coordinates, and Nested ordering. The three maps will be packa ...lpix Nside of the map, the optional ''type'' indicates the subset of input data used, and ''mission'' indicates the coverage period, i.e., ''full'', ''nomi
    5 KB (484 words) - 10:47, 18 October 2012
  • Sky temperature maps
    ...nd of other products described elsewhere (see e.g., the [[HFI-Validation | data validation]] section). To help in further processing, there are also masks of the Galactic Plane and of point sources, each prov
    35 KB (5,220 words) - 13:00, 24 July 2014
  • HelpForBook
    Where DPC is one of HFI or LFI, x_x_x_x the section number for the page where the image will be displayed A png figure uploaded by the LFI to be displayed in section 2.3 would be named ''LFI_2_3_someName.png'' and
    31 KB (5,455 words) - 18:41, 16 March 2013
  • The RIMO
    ...w the same overall structure, but will differ in the details. The type of data in the RIMO can be: ...keywords that mainly for internal use and no data. The different types of data are written into different BINTABLE (for parameters and tables) or IMAGE (f
    12 KB (1,821 words) - 16:42, 23 July 2014
  • The Planck mission
    data of a quality adequate to measure the CMB signal and distinguish it from oth about six 5 times for the HFI and 8 times for the LFI.
    16 KB (2,489 words) - 13:19, 22 July 2014
  • Ground Segment and Operations
    ...g (HK) data acquired by the satellite during the past 24 h. The downlinked data are typically 8 h; at MOC they are put onto a data server from
    4 KB (601 words) - 14:24, 22 July 2014
  • Data processing
    ...the [[The LFI DPC|LFI]] and also the [[HFI/LFI joint data processing|joint processing]]. [[Category:Data processing|000]]
    370 bytes (60 words) - 15:18, 3 July 2014
  • TOI processing LFI
    {{DISPLAYTITLE:TOI processing}} The LFI Level2 Pipeline analyzes each horn of the instrument separately, one pointi
    31 KB (4,941 words) - 15:14, 23 July 2014
  • Pre-processing LFI
    {{DISPLAYTITLE:Pre-processing}} ...first processing level of the LFI DPC is the so called Level 1. The source data of the Level 1 software includes:
    14 KB (2,299 words) - 20:58, 17 March 2013
  • HFI cryogenics
    ...s described in the [[TOI processing#Thermal template for decorrelation|TOI processing]] section. ...or frequency. The removal of these interferences is addressed in the [[TOI processing#Thermal template for decorrelation|4K cooler lines variability]] section.
    5 KB (747 words) - 15:36, 22 July 2014
  • HFI-Validation
    ...aking, or any other, validates the results of its work at each step of the processing, looking specifically for known issues. In addition, we do additional valid ...of "issues" which it needed to track and verify were not compromising the data. While these are discussed in appropriate sections, here we gather them tog
    25 KB (4,008 words) - 15:01, 23 July 2014
  • Map-making LFI
    LFI maps were constructed with the Madam map-making code, version 3.7.4. The conversion was applied to the input pointing data, prior to the construction of the map.
    23 KB (3,368 words) - 15:56, 23 July 2014
  • HFI/LFI joint data processing
    HFI/LFI common processing uses as basic input the maps at the nine frequencies covered by the two ins ...lihood code (of a particular theoretical <math>C(\ell)</math> given Planck data).
    464 bytes (69 words) - 21:13, 17 March 2013
  • Beams LFI
    LFI is observing the sky with 11 pairs of beams associated with the 22 pseudo-c ...} (see also [[LFI design, qualification, and performance#Naming Convention|LFI naming convention]]).
    23 KB (3,650 words) - 15:53, 23 July 2014
  • References
    title = {Planck 2013 results: The Low Frequency Instrument data processing (p02)}, title = {Planck 2013 results: LFI systematic uncertainties (p02a)},
    174 KB (25,501 words) - 09:16, 10 July 2014
  • LFI-Validation
    Data validation is a step of paramount importance in the complex process of data analysis and the extraction of the final scientific goals of an experiment. The LFI approach to data validation is based upon null-tests approach and here we present
    13 KB (1,992 words) - 16:09, 23 July 2014
  • Mission products
    To support the interpretation of these data, these products are accompanied by: * instrument-level data (beam properties, noise levels, bandpass profiles, and more) compiled into
    3 KB (470 words) - 22:04, 17 March 2013
  • Spectral response
    ...correction coefficients will be provided here (or perhaps in the joint HFI/LFI section). There will be links to the UcCC subsection of the PLA section, b The band-average HFI spectral response data are shown in the figure below, and provided in the RIMO file ([[the RIMO|he
    18 KB (805 words) - 14:32, 23 July 2014
  • Compact Source catalogues
    ...nck nominal maps. The first public version of the PCCS is derived from the data acquired by Planck between August 13 2009 and November 26 2010. The PCCS co ...r corrected. Colour corrections are available in Table 15 of [[LFIAppendix|LFI Appendix]] and [[UC CC Tables|HFI spectral response]] pages.
    12 KB (1,879 words) - 16:37, 23 July 2014
  • Effective Beams
    ...essing are given in the respective pages for [[Beams|HFI]] and [[Beams_LFI|LFI]]. ...} and HFI {{PlanckPapers|planck2013-p03c}} papers. Relevant details of the processing steps are given in the [[Beams|Effective Beams]] section of this document.
    23 KB (3,381 words) - 12:28, 28 August 2014
  • Survey scanning and performance
    ...angle from the spin axis. 545 GHz, 857 GHz, 143 GHz bolometers as well as LFI 25-26 radiometers have a slightly smaller bore-sight angle, while the other == Data gap recoveries ==
    16 KB (2,501 words) - 14:28, 22 July 2014
  • Summary LFI
    {{DISPLAYTITLE:Summary of LFI data characteristics}} ...summarized in Table 1 below. All the details can be found in the LFI data processing paper {{PlanckPapers|planck2013-p02}}.
    2 KB (296 words) - 16:20, 23 July 2014
  • List of acronyms
    * '''BEM''' : LFI warm electronics Back End Module * '''BEU''' : LFI warm electronics Back End Unit
    5 KB (589 words) - 18:06, 3 July 2014
  • LFI systematic effect uncertainties
    Known systematic effects in the Planck-LFI data can be divided into two broad categories: effects independent of the sky si ...evel overview of the uncertainties due to systematic effects in the Planck-LFI CMB temperature maps and power spectra. Table 1 provides a list of these ef
    16 KB (2,578 words) - 16:05, 23 July 2014
  • DatesObs
    * FITS format, with data in the first extension * NSIDE 1024 for LFI, and 2048 for HFI
    2 KB (351 words) - 17:26, 19 July 2013
  • L3 LFI
    ...lude 1000 realization of both signal and noise maps consistent with Planck data. The angular response of the instrument is accounted for by using the beam == LFI specific L3 activities: masks, MCQA, etc ==
    2 KB (270 words) - 16:19, 23 July 2014
  • LFIAppendix
    {{DISPLAYTITLE:LFI Annexes}} === Annexes: LFI Instrument ===
    59 KB (9,067 words) - 10:10, 23 July 2014
  • Frequency maps angular power spectra
    ...the data, and therefore determine the best cosmological models fitting the data. Several examples of such high-<math>\ell</math> likelihoods are described, ...tematic effects (such as uncertainty on the beam modeling) as well as post-processing steps (such as foreground subtraction) will increase the covariance. In the
    25 KB (3,721 words) - 17:10, 23 July 2014
  • Astrophysical component separation
    ...g 'needlets' which are spherical wavelets. A special procedure is used for processing the coarsest needlet scale ...applied to Planck simulations Leach et al., 2008 and to WMAP polarisation data Fernandez-Cobos et al., 2012. In the cleaning process, no assumptions about
    12 KB (1,894 words) - 16:38, 23 July 2014
  • CMB Maps test
    The CMB data are in thermodynamic temperature units (uK_cmb), and the residuals are in t ...applied to Planck simulations Leach et al., 2008 and to WMAP polarisation data Fernandez-cobos et al., 2012. In the cleaning process, no assumptions about
    7 KB (1,103 words) - 18:38, 1 March 2013
  • Unit conversion and Color correction
    ...is delivered as a tarfile and contains a detailed instruction manual. The data and software file requirements are provided below along with basic use inst ...ro</tt>: a routine to get the desired detector level spectral transmission data (HFI) and output in a structure format used by the other routines.
    28 KB (4,680 words) - 10:21, 2 October 2014
  • Beams
    ...on to reconstruct the beam. The data are processed with the bigPlanets TOI processing (see [[Frequency_Maps#HFI_processing | here]] or Section 3.11 of {{PlanckPa The time ordered data are used to fit a two dimensional B-Spline surface using a least square min
    33 KB (5,387 words) - 14:27, 23 July 2014
  • CMB and astrophysical component maps
    ...it is obtained, followed by a description of the FITS file containing the data and associated information. # CMB-cleaned foreground maps from LFI (3 maps)
    55 KB (8,302 words) - 09:26, 20 June 2016
  • Changelog
    **Updated product descriptions to take into account the inpainting data contained in the SMICA and NILC maps; * 2013-04-12: Added LFI 70 GHz 2048 product to [[Map-making_LFI | Map-making]];
    6 KB (847 words) - 15:07, 24 July 2014
  • Changelog (pdf)
    :* Fixed reference to two Planck publications in [[LFI systematic effect uncertainties]] page. :* Fixed wrong links to simulated maps in [[Simulation data]].
    5 KB (657 words) - 16:33, 1 October 2014
  • Detector pointing
    ...idual detectors are known exactly a priori, we must calibrate using flight data. ...model (described below) to follow the pointing drift continuously, while LFI uses two different focal plane description for the two time periods separat
    17 KB (2,628 words) - 16:32, 23 July 2014
  • The spacecraft
    ...ssing radiation from the sky onto a focal plane shared by detectors of the LFI and HFI, operating at 20K and 0.1K respectively; a telescope baffle that si |Planck operated for 32 months with both instruments; the LFI continues surveying the sky
    14 KB (2,142 words) - 14:23, 22 July 2014
  • Terminology
    ;calibration: [LFI meaning]: absolute calibration refers to the 0th order calibration for each ...ed effect of the instrumental response, the scanning strategy and the data processing.
    10 KB (1,539 words) - 09:19, 24 July 2014
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