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• HFI/LFI joint data processing
  The HFI / LFI common processing uses as basic input the maps at the nine frequencies covered by the two ins ...code (of a particular theoretical <i>C</i>_&#8467; given Planck data).
  675 bytes (92 words) - 09:44, 10 July 2018
• HFI spectral response data processing
  == HFI spectral response, pre-flight spectral characterization, data processing, and Fourier transformation == ...and can thus be averaged together. An example of a combined interferogram data set is illustrated in the figure below, where the central portions of the r
  8 KB (717 words) - 08:00, 10 December 2014

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• Main Page
  The Explanatory Supplement is a reference text accompanying the public data products which result from the European Space Agency’s Planck mission, an There are have been four major data releases of Planck products:
  8 KB (994 words) - 08:41, 4 December 2023
• LFI design, qualification, and performance
  ...requency amplification stage, detector diodes, and all the electronics for data acquisition and bias supply. ...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
  ...o as a “ring”. This redundancy plays a key role in the analysis of the data, and is an important feature of the scan strategy. ...ns (circle), the end of the nominal mission (triangle), and the end of HFI data acquisition (diamond). The orbital periodicity is 6 months. The distance fr
  37 KB (5,882 words) - 09:23, 10 July 2018
• Data flow overview
  ...ought to ground in a daily pass of approximately 3 h duration. Besides the data downloads, the passes also acquire realtime HK and a 20 min period of real- ...proved the situation such that gaps are much rarer, with a total impact on data return well below 1 ppm.
  4 KB (711 words) - 19:15, 17 March 2013
• PSO processing
  PSO processing during the mission was mostly related with mission planning and instrument ...eratures for the subsystems of the two instruments and, in the case of the HFI, glitch rates. The purpose of these reports was three fold:
  3 KB (444 words) - 16:04, 21 May 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 ...ompanion papers provide the reference for the processing done for the 2013 data release.
  4 KB (627 words) - 01:28, 23 May 2015
• The LFI DPC
  ...etry handling]] • [[Pre-processing LFI#Auxiliary data handling|Auxiliary data handling]]'' ; [[TOI_processing LFI| TOI processing]]: ''[[TOI_processing LFI#Overview|Overview]] • [[TOI_processing LFI#ADC
  8 KB (1,104 words) - 15:32, 4 July 2018
• Simulation data
  ...ines with the same algorithms (and when possible, codes) as for the flight data. * 1000 realizations of lensed scalar CMB convolved with effective beams per HFI frequency,
  114 KB (17,146 words) - 09:49, 21 February 2022
• Catalogues
  The 2015 compact source catalogues will not be regenerated using data from the 2018 release and remain the most up-to-date products. ...east eight observations for LFI channels or at least four observations for HFI channels. The relevant properties of the frequency maps and main parameters
  142 KB (20,039 words) - 12:58, 26 January 2021
• Healpix Rings HFI
  {{DISPLAYTITLE:HFI HEALPix rings}} ...eriod onto a band of HEALPix map pixels. As a result of this binning, the data volume is reduced by nearly a factor of 20
  3 KB (419 words) - 08:50, 10 July 2018
• NPIPE Introduction
  ...e the instrument-specific pipelines that were developed to run at the Data Processing Centres and that interface the local databases, NPIPE can be installed and ...ist of the main differences between the 2018 (PR3) release and NPIPE (PR4) processing.
  8 KB (1,239 words) - 11:51, 22 June 2021
• Frequency map angular power spectrum
  combining the sources detected by HFI at any frequency between 100 and 353GHz with the SZ and ERCSC sources catal ...product. In particular any limitations and approximations used in the data processing should be listed. Avoiding detailed descriptions of methods and referring t
  3 KB (478 words) - 18:38, 26 February 2013
• CMB maps
  ...it is obtained, followed by a description of the FITS file containing the data and associated information. ...for characterisation purposes, we include four other sets of maps from two data splits: odd/even ring and first/second half-mission. Half-difference maps c
  124 KB (18,807 words) - 18:58, 20 March 2023
• Glossary
  **''HFI'' - For a single detector, the absolute calibration is the gain factor betw * '''detector set''': for HFI, a detector set (also known as "detset" or "quad") is a combinaison of two
  7 KB (1,093 words) - 06:30, 24 May 2015
• 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 HFI Consortium, Principal Investigator J.L. Puget of the Institut d'Astrophysiq
  9 KB (1,372 words) - 08:30, 21 September 2012
• Pre-processing
  In terms of data processing, the HFI ground segment handles two types of data, both made available via the MOC: * telemetry data transmitted from the satellite, coming from the different subsystems of the
  13 KB (1,990 words) - 07:23, 5 July 2018
• Timelines
  ...PlanckPapers|planck2014-a03}} and {{PlanckPapers|planck2016-l02}}, and for HFI, to {{PlanckPapers|planck2014-a08}}. * "Semi-raw" TOIs consists of minimally processed data (in Volt units)
  40 KB (6,006 words) - 11:30, 22 June 2021
• Single detector maps
  ...and a variance map. All maps are in Healpix format, with Nside of 2048 for HFI and of 1024 for LFI, in Galactic coordinates, and Nested ordering. The thr ...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
  ...interesting for characterisation purposes (see also the [[HFI-Validation | data validation]] section). The details of the start and end of the time ranges To help in further processing, there are also masks of the Galactic Plane and of point sources, each prov
  45 KB (6,563 words) - 06:51, 27 May 2016
• Map-making
  {{DISPLAYTITLE:HFI Mapmaking and photometric calibration}} ...overview of the mapmaking and the calibration procedures used to build the HFI maps.
  31 KB (4,938 words) - 07:44, 18 January 2019

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