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• LFI design, qualification, and performance
  ...to the warm (roughly 300 K) back-end unit (BEU) containing a further radio frequency amplification stage, detector diodes, and all the electronics for data acqu ...less hydrogen sorption cooler, which also provides 18 K pre-cooling to the HFI helium J-T cooler. Two sorption cooler units are included in the flight har
  50 KB (7,843 words) - 15:28, 4 July 2018
• Survey scanning and performance
  ...ations (circle), the end of the nominal mission (triangle), and the end of HFI data acquisition (diamond). The orbital periodicity is 6 months. The distan ...scanning direction, in order to provide finer sky sampling for the highest frequency detectors when combining two years of observations.
  37 KB (5,882 words) - 09:23, 10 July 2018
• Simulation data
  ...r the first time the realistic simulation of instrumental effects for both HFI and LFI. Moreover these simulated systematic effects are processed in the t ...0 realizations of lensed scalar CMB convolved with effective beams per HFI frequency,
  114 KB (17,146 words) - 09:49, 21 February 2022
• Catalogues
  ...single-frequency source catalogues extracted from the Planck full-mission maps in intensity and polarization (LFI_SkyMap_0??_1024_R2.01_full.fits and HFI_ ...ur observations for HFI channels. The relevant properties of the frequency maps and main parameters used to generate the catalogues are summarized in Table
  142 KB (20,039 words) - 12:58, 26 January 2021
• CMB spectrum & Likelihood Code
  ...ng a cross quasi maximum likelihood algorithm (QML) on the 100 and 143 GHz maps and validated against high fidelity end-to-end simulations. ...o release the <i>BB</i>, and <i>EB</i> power spectra derived from the same maps. Error bars are given as the 68% confidence intervals as derived from the F
  118 KB (17,535 words) - 10:05, 11 May 2021
• CMB maps
  {{DISPLAYTITLE:2018 CMB maps}} ...These products are derived from some or all of the nine frequency channel maps using different techniques and, in some cases, using other constraints from
  124 KB (18,807 words) - 18:58, 20 March 2023
• Glossary
  **''HFI'' - For a single detector, the absolute calibration is the gain factor betw **''LFI'' - absolute calibration refers to the 0th order calibration for each channel, one single number, while the relative calibration refers to the component
  7 KB (1,093 words) - 06:30, 24 May 2015
• Timelines
  ...PlanckPapers|planck2014-a03}} and {{PlanckPapers|planck2016-l02}}, and for HFI, to {{PlanckPapers|planck2014-a08}}. ...timelines are applicable to all data releases. The Calibrated timelines of HFI are applicable to both 2015 and 2017 releases; note that for the 2017 relea
  40 KB (6,006 words) - 11:30, 22 June 2021
• Single detector maps
  ! There are no single detector maps in the first release. ...of 1024 for LFI, in Galactic coordinates, and Nested ordering. The three maps will be packaged into a FITS files with a single ''BINTABLE'' extension con
  5 KB (484 words) - 10:47, 18 October 2012
• Sky temperature maps
  {{DISPLAYTITLE:2015 Sky temperature and polarization maps}} ...y are especially interesting for characterisation purposes (see also the [[HFI-Validation | data validation]] section). The details of the start and end
  45 KB (6,563 words) - 06:51, 27 May 2016
• Map-making
  {{DISPLAYTITLE:HFI Mapmaking and photometric calibration}} ...view of the mapmaking and the calibration procedures used to build the HFI maps.
  31 KB (4,938 words) - 07:44, 18 January 2019
• The RIMO
  ...apers|planck2014-a08}}). There are two RIMOs, one for each instrument (the HFI RIMO consists of several parts), which follow the same overall structure, b ..., the RIMO contains only the merged bandpasses necessary to describe those maps; this is because the RIMO of a release contains information regarding the p
  38 KB (5,921 words) - 11:50, 22 June 2021
• TOI processing
  ...Cs, then processed with a pipeline whose general features are given in the HFI Data Processing paper {{PlanckPapers|planck2013-p03}} for PR1 and {{Planck ...ds a flag TOI that masks the TOI samples that are not to be projected onto maps for various reasons.
  20 KB (3,054 words) - 14:18, 2 July 2018
• Map-making LFI
  The main output consists of temperature and polarization maps. LFI maps were constructed with the MADAM mapmaking code, version 3.7.4.
  21 KB (3,331 words) - 16:04, 6 July 2018
• Beams LFI
  ..., the window function used to correct the power spectra extracted from the maps allows for this efficiency. ...ns using the GRASP physical optics code, by appropriately tuning the Radio Frequency Flight Model (RFFM, {{PlanckPapers|tauber2010b}}).
  23 KB (3,593 words) - 15:15, 9 November 2018
• HFI cold optics & spectral response
  ..._ColdOptics.png|thumb|500px|center|Mechanical and thermal structure of the HFI focal plane unit.]] A detailed description of the HFI optical design and beam performance is given in {{PlanckPapers|maffei2010}}
  25 KB (3,795 words) - 07:52, 6 July 2018
• Compact Source catalogues
  ...sts of sources, both Galactic and extragalactic, extracted from the Planck maps. ...of sources, one list per channel at 30, 44, and 70 GHz, and two lists per channel at 100, 143, 217, 353, 545, and 857 GHz.
  26 KB (4,040 words) - 02:01, 2 July 2018
• Effective Beams
  ...ls of the beam processing are given in the respective sections for [[Beams|HFI]] and [[Beams_LFI|LFI]]. ...s|planck2013-p02d}}, {{PlanckPapers|planck2014-a05||Planck-2015-A05}}) and HFI ({{PlanckPapers|planck2013-p03c}}) papers. Relevant details of the processi
  67 KB (9,735 words) - 02:01, 22 March 2018
• DatesObs
  There are 54 files; 6 HFI bands x 5 surveys & 3 LFI bands x 8 surveys. They are named: where ''fff'' is the usual 3-digit description of the channel frequency.
  2 KB (375 words) - 02:30, 22 February 2017
• HFI data compression
  HFI channels. The variations are mainly due to the time spent by the high-frequency channels in the Galactic
  8 KB (1,269 words) - 09:45, 10 December 2014

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