254 research outputs found

    Multicolor Photometry of the Uranus Irregular Satellites Sycorax and Caliban

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    We report on accurate BVRI photometry for the two Uranus irregular satellites Sycorax and Caliban. We derive colours, showing that Sycorax is bluer than Caliban. Our data allows us to detect a significant variability in the Caliban's light-curve, which suggests an estimated period of about 3 hours. Despite it is the brighter of the two bodies, Sycorax does not display a strong statistically significant variability. However our data seem to suggest a period of about 4 hoursComment: 17 pages, 2 eps figures, in press in Astronomical Journa

    Planck LFI – FS_ZOD: A Simulator of the Zodiacal Light Emission for the PLANCK Mission

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    Description of the package FS_ZOD to simulate the zodiacal light signal in the framework of the PLANCK mission

    Planck RIMO and Unified Colour Corrections for LFI and HFI

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    Versione finale del report preparato in risposta ad una richiesta urgente del DPC. Final version of the report prepared in response to an urgent request from the DPC.Scope of this document is to define and collect a common descriptiuon of colour corrections in LFI and HFI in the view of creating a common set of Color Correction tables and sw

    PLANCK LFI: Back of the envelope estimate for the effect of quantization on the sensitivity to primordial non gaussianities

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    Questa è l'ultima versione del report. This is the last version of the report.This document is a Back–of–the–envelope calculation of the impact of REBA quantization on non–gaussianities

    FORTRAN 90 Programming Guidelines for PLANCK/LFI

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    Versione finale del documento. Document final version.A set of rules for FORTRAN 90 programming are given together with many rules for FORTRAN 77 programmers helpful to write code FORTRAN 90 compatible

    A Proposal for an Automated Documentation System in FORTRAN 90

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    A macro processor is able to scan a F90 code, to extract automatically comments and to convert them into a LATEX document. Joining this possibility with a mark-up language interspersed into the F90 code it is possible to use the source code itself as the source for documentation and Man Pages, in a way analogous to PERL 5.0 PODs. A simplified mark-up language is introduced here. The SGML syntax (i.e. marks with the form ... ) is used to allow future expandability toward XML/SGML interpreters. In order to avoid interfering with the F90 compiler marks are added to comments so that the compiler will skip it
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