ISO/TR TECHNICAL REPORT 18147 First edition 2014-04-15 Space environment (natural and artificial) Method of the solar energetic protons fluences and peak fluxes determination Environnement spatial (naturel et artificiel) - Methode des fluences de protons énergétiques solaires et détermination des flux de pic Reference number IS0/TR 18147:2014(E) LSO @ IS0 2014 Not for Resale IS0/TR 18147:2014(E) COPYRIGHTPROTECTEDDOCUMENT @ IS0 2014 All rights reserved. Unless otherwise specified, no part of this publication may be reproduced or utilized otherwise in any form or by any means, electronic or mechanical, including photocopying, or posting on the internet or an intranet, without prior written permission. Permission can be requested from either ISO at the address below or ISO's member body in the country of the requester. ISOcopyrightoffice Case postale 56:CH-1211 Geneva 20 Tel. + 41 22 749 01 11 Fax +4122 749 09 47 E-mail copyright@iso.org Web www.iso.org Published in Switzerland @ IS0 2014 - All rights reserved No reproductic networking permited without license from IHS Not for Resale IS0/TR 18147:2014(E) Contents Page Foreword ..iv 1 Scope .1 2 Definitions, notations, and abbreviations. 3 Main principles of the method 4 Calculation technique 5 Base tables Annex A (informative) Main methodical principles Annex B (informative) Comparing model and experimental data ..17 Bibliography .22: tneaonaladzrightsreerved iii IHS under se with IS ed without license from IHS Not for Resale