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    I.S. EN ISO 20785-3:2017

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    Superseded A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
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    DOSIMETRY FOR EXPOSURES TO COSMIC RADIATION IN CIVILIAN AIRCRAFT - PART 3: MEASUREMENTS AT AVIATION ALTITUDES (ISO 20785-3:2015)

    Available format(s):  Hardcopy, PDF

    Superseded date:  22-06-2023

    Language(s):  English

    Published date:  01-01-2017

    Publisher:  National Standards Authority of Ireland

    For Harmonized Standards, check the EU site to confirm that the Standard is cited in the Official Journal.
    Only cited Standards give presumption of conformance to New Approach Directives/Regulations.

    Dates of withdrawal of national standards are available from NSAI.

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    Table of Contents - (Show below) - (Hide below)

    National Foreword
    European foreword
    Foreword
    Introduction
    1 Scope
    2 Normative references
    3 Terms and definitions
    4 General considerations
    5 Measurement at aviation altitude
    6 Uncertainties
    Annex A (informative) - Representative particle fluence
            energy distributions for the cosmic radiation field
            at flight altitudes for solar minimum and maximum
            conditions and for minimum and maximum vertical
            cut-off rigidity
    Bibliography

    Abstract - (Show below) - (Hide below)

    Defines the basis for the measurement of ambient dose equivalent at flight altitudes for the evaluation of the exposures to cosmic radiation in civilian aircraft.

    General Product Information - (Show below) - (Hide below)

    Document Type Standard
    Publisher National Standards Authority of Ireland
    Status Superseded
    Superseded By

    Standards Referencing This Book - (Show below) - (Hide below)

    ISO 20785-1:2012 Dosimetry for exposures to cosmic radiation in civilian aircraft Part 1: Conceptual basis for measurements
    ISO/IEC Guide 98-1:2009 Uncertainty of measurement — Part 1: Introduction to the expression of uncertainty in measurement
    ISO 20785-2:2011 Dosimetry for exposures to cosmic radiation in civilian aircraft Part 2: Characterization of instrument response
    ISO/IEC Guide 98-3:2008 Uncertainty of measurement — Part 3: Guide to the expression of uncertainty in measurement (GUM:1995)
    ISO 80000-10:2009 Quantities and units Part 10: Atomic and nuclear physics
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