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• LFI design, qualification, and performance
  ...rs were selected for best operation at low drain voltages and for gain and phase match between paired radiometer legs, which is crucial for good balance. Ea A phase shift (or phase switch) alternating between 0° and 180° at the frequency of 4096 Hz
  50 KB (7,826 words) - 22:29, 4 February 2015
• Operational history
  ...haracterisation activities which could not be performed during the routine phase; ...es in the cryo-chain, which required the exploration of a larger parameter phase space to find an optimal setting point;
  11 KB (1,616 words) - 12:31, 26 March 2014
• Survey scanning and performance
  ...spin axis precession amplitude, ω the pulsation of the precession, φ its phase, n the parameter which controls the motion direction of the precession, t i * The phase of the precession was decided according to this set of criteria (in order o
  17 KB (2,543 words) - 16:31, 3 February 2015
• Simulation data
  ...ture <math>T_{e}</math> = 7000 K. Electron-ion interactions in the ionized phase of the ISM produce emission that is in general fainter than both the synchr
  46 KB (7,032 words) - 12:02, 29 March 2016
• Glossary
  * '''PBR''': for the HFI, Phase Binned Rings provide a compressed and higher signal-to-noise ratio renditio
  7 KB (1,093 words) - 13:07, 7 July 2015
• Timelines
  ...out the early mission phase (cool-down and validation phases) and the warm phase of HFI, during which LFI continued to collect data. The HFI keywords also
  28 KB (4,415 words) - 18:43, 21 August 2015
• Sky temperature maps
  ...>C_{w}^{-1}</math> = 0. The galaxy region was masked out in the destriping phase, to reduce error arising from strong signal gradients. The polarization com
  45 KB (6,681 words) - 11:55, 16 May 2017
• The Planck mission
  up and operated as if it was in its routine phase. This stable == Routine operations phase ==
  13 KB (2,044 words) - 09:08, 21 August 2013
• The satellite
  ...rferometer enclosing a surface located on a rotating support will detect a phase difference of the optical signal, which is proportional to the angular rate
  14 KB (2,170 words) - 09:29, 21 May 2014
• TOI processing LFI
  ...re the data are phase binned in map with <math>N_{side}</math> 256. During phase binning all the data flagged for maneuvers, planets and gaps, as well as th
  34 KB (5,468 words) - 15:34, 4 February 2015
• Pre-processing LFI
  ...load}</math> signals at the frequency of the phase switch. By changing the phase switches configuration, the output can be a sequence of either <math>V_{sky ...resolution of the ADC, and finally the signal is integrated. To eliminate phase switch raise transients, the integration takes into account a ''blanking ti
  14 KB (2,299 words) - 20:58, 17 March 2013
• HFI cryogenics
  ...th these effects were taken into account early in the design of the HFI by phase-locking the sample frequency of the data to a harmonic of the compressor fr during the entire survey phase of the mission. It remained in operation throughout the "warm mission", sin
  5 KB (754 words) - 02:48, 29 October 2014
• Map-making LFI
  ...uded from the analysis. The Galaxy region was masked out in the destriping phase, to reduce errors arising from strong signal gradients. Radiometers were co
  26 KB (3,949 words) - 15:33, 1 March 2017
• HFI operations
  ...red daily by the IOT from launch till the end of the HFI extension mission phase. Apart from ground based tests, different operations phases occurred, as li * 14/05/2009-18/05/2009 '''Launch Early Operational Phase'''.
  2 KB (308 words) - 09:43, 3 February 2015
• List of acronyms
  * '''CoP''' : Commissioning Phase * '''LEOP''' : Launch & Early Orbit Phase
  6 KB (650 words) - 23:43, 1 February 2015
• LFI systematic effect uncertainties
  |width="220" | Phase-switch imbalance
  20 KB (2,907 words) - 13:28, 19 September 2016
• HFI operations timeline
  18/05/2009 00:00:00 period: end of LEOP / start of Commissioning phase 10/07/2009 00:00:00 Start of CPV phase
  27 KB (2,766 words) - 19:41, 11 December 2014
• LFIAppendix
  ...rms of the shape of the main lobe, level of the side lobes, control of the phase centre, and compactness. Dual-profiled LFI horns are composed of a sine-squ In order to optimize the optical matching of the feeds phase centres to the telescope focal surface, while preventing obscuration betwee
  60 KB (9,314 words) - 08:48, 2 January 2015
• LFI overview
  ...tuations in the back-end amplifiers and detectors is realised by switching phase shifters at about 8 kHz synchronously in each amplifier chain. The rejectio ...ometer front-end modules with hybrids, cryogenic low noise amplifiers, and phase switches.''']]
  3 KB (487 words) - 17:09, 4 February 2015
• Detector pointing
  ...th the initial optical model indicates that the in-scan change due to this phase shift is of the order of 1 arcminute. Note also that aberration is correcte
  5 KB (744 words) - 13:20, 12 January 2018

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