Planck LFI: Mapping first light in the universe

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ESA Space Science Talks March 2009. Marco Bersanelli: The Planck Low Frequency Instrument in a nutshell.

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Planck LFI: Mapping first light in the universe

  1. 1. Planck-LFI Low Frequency Instrument Mapping the first light in the Universe Marco Bersanelli, University of Milano Darmstadt 19 March 2009
  2. 2. Planck-LFI: Wavelength range 44 GHz 30 GHz 44 GHz 30 GHz 44 GHz 70 GHz 30 GHz 70 GHz 70 GHz 30, 44 GHz: Monitor Galacic emission at low frequency 70 GHz: Cleanest window for CMB
  3. 3. Planck-LFI: Differential Radiometers Unprecedented performances: – Sensitivity (ΔT/T ∼ 3 × 10-6/pix) – Stability (fK ∼ 10-2 Hz) Sky signal 4K 20K Ref signal Difference 300K Document title | Author Name | Place | Data doc | Programme | Pag. 3
  4. 4. (animation, 27MB) THANK YOU Name Surname Author Title name.surname@esa.int
  5. 5. Planck-LFI: Instrument Calibration Unit Assembly Instrument Satellite In-flight CSL Campaign LFI HFI Qualification Model (QM) Qualification Model (QM) Completed Completed Completed Completed Completed Completed Completed Completed Flight Model (FM) Flight Model (FM) Completed Completed Completed Completed Ready Completed Completed Completed Completed Ready Supported by Data Processing Center

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