Copernicus Sentinels 4 and 5 Mission Requirements Traceability Document
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ESA UNCLASSIFIED – For Official Use estec European Space Research and Technology Centre Keplerlaan 1 2201 AZ Noordwijk The Netherlands Tel. (31) 71 5656565 Fax (31) 71 5656040 www.esa.int COPERNICUS SENTINELS 4 AND 5 MISSION REQUIREMENTS TRACEABILITY DOCUMENT Prepared by Mission Science Division Reference EOP-SM/2413/BV-bv Issue 2 Revision 0 Date of Issue 7 July 2017 Status issued Document Type Mission Requirements Traceability Document (MRTD) Distribution public ESA UNCLASSIFIED – For Official Use DISTRIBUTION ESTEC/EOP ESRIN/EOP D. Aminou J. Aschbacher G. Bagnasco M. Borgeaud G. Bazalgette Courrèges- Y.-L. Desnos J.-L. Bézy A. Dehn P. Blythe G. Filippazzo M. Davidson P. Goryl M. Drinkwater N. Hanowski M. Erdmann S. Jutz T. Fehr H. Laur P. Goudy E. Monjoux R. Koopman A. Tassa G. Levrini C. Zehner D. Martin G. Mason K. McMullan EUMETSAT R. Meynart B. Bojkov H. Nett M. Dobber D. Schuettemeyer G. Fowler H. Stark C. Kaiser P. Silvestrin A. Lacan B. Simpson R. Munro H. Stark P. Schluessel N. Wright R. Stuhlmann ESTEC /TEC OTHER B. Ahlers Sentinel-4/-5 Mission H. Weber Advisory Group Sentinel-5P Mission Advisory Group Page 2/166 S-4/-5 MRTD Date 7 July 2017 Issue 2 Rev 0 ESA UNCLASSIFIED – For Official Use Reason for change Issue Revision Date The first issue of the Mission Requirements Traceability 1 0 20.09.2012 Document is based on the document EOP-SM/1507/JL- dr, which was first issued on 02.04.2007, and which has evolved taking into account recommendations from GAS IG, internal reviews, Camelot and other scientific support studies, and from the from Sentinel-4/-5 MAG; Traceable to System Requirements Documents for 2 0 31 May 2017 Sentinel-4 (S4-ESA-UVN-RS-0581, issue 2, rev. 2) and Sentinel-5 (S5-RS-ESA-SY-0002, issue 3, rev. 0), see change record for details; Issue Revision Reason for change Date Pages Paragraph(s) Mission scenario formulations for Sentinel-4 and -5 31 May 2017 59 Section 5.2.1 harmonized; The S5 related requirements listed below have been 31 May 2017 Section 6 changed (for details see Annex 5): MR-LEO-SYS-35, 37, -39, -40, -60, -61, -62, -63, -64, -65, -130, MR-LEO- UVN-80, -87, -88, -90, -100, -120, -130, -150, -160, - 180, -185, -190, -220, -257, -258, -260, MR-LEO- SWIR-50, -57, -110, 120, -130, -140, -150, -160, -170, - 180, -185, -198, -287, -290, -300 The S4 related requirements listed below have been 31 May 2017 Section 7 changed (for details see Annex 5): MR-GEO-SYS-5, - 20, -30, -80, MR-GEO-UVN-30, -37, -110, -120, -130, - 190 Editorials (reference to Copernicus instead for GMES, 31 May 2017 Entire document launch dates updated, etc.) Page 4/166 S-4/-5 MRTD Date 7 July 2017 Issue 2 Rev 0 ESA UNCLASSIFIED – For Official Use Table of contents: EXECUTIVE SUMMARY ........................................................................................................................... 7 1 INTRODUCTION ................................................................................................................................ 9 2 BACKGROUND AND JUSTIFICATION .............................................................................................. 11 2.1 Background ....................................................................................................................................................................... 11 2.2 Justification ...................................................................................................................................................................... 12 3 USER INFORMATION REQUIREMENTS INTRODUCTION ............................................................. 15 3.1 Atmospheric Services ....................................................................................................................................................... 15 3.2 Copernicus Service (MACC) Requirements .................................................................................................................... 17 3.2.1 GreenHouse Gases (GHG) ............................................................................................................................................. 17 3.2.2 Global Reactive Gases (GRG) ........................................................................................................................................ 17 3.2.3 Aerosols .......................................................................................................................................................................... 17 3.2.4 Regional Air Quality (RAQ) ........................................................................................................................................... 17 3.2.5 Space Observation Requirements ................................................................................................................................. 17 3.3 Downstream Service Requirements ................................................................................................................................ 18 3.4 Applications vs. Environmental Theme and User Information ..................................................................................... 19 4 LEVEL-2/3 DATA REQUIREMENTS ................................................................................................. 22 4.1 Derivation and General Characteristics of Requirements .............................................................................................. 22 4.1.1 Data Requirements Table Format and Definition of Height Ranges .......................................................................... 22 4.1.2 Coverage and Sampling Requirements ......................................................................................................................... 24 4.1.3 Uncertainty, Spatial Resolution and Revisit Time Requirements ............................................................................... 25 4.2 Geophysical Observation Requirements per Application ............................................................................................. 28 4.2.1 Theme A: Stratospheric Ozone and Surface UV .......................................................................................................... 28 4.2.2 Theme B: Air Quality ..................................................................................................................................................... 37 4.2.3 Theme C: Climate .......................................................................................................................................................... 45 4.3 Application Priorities and Contributions of Existing and Planned Missions ................................................................ 54 5 SYSTEM CONCEPTS ........................................................................................................................ 56 5.1 Candidate Remote Sensing Techniques and Mission Scenarios .................................................................................... 56 5.1.1 High temporal and spatial resolution space-based measurements of tropospheric composition, including the planetary boundary layer (PBL), for air quality applications .................................................................................................. 56 5.1.2 High spatial resolution and high precision monitoring of tropospheric climate gases (CH4, CO (precursor) and CO2) and aerosols with sensitivity to PBL concentrations for climate protocol monitoring ................................................. 57 5.1.3 High vertical resolution measurements in the upper troposphere/lower stratosphere region for stratospheric ozone/surface UV and climate near-real time and assessment applications .......................................................................... 57 5.2 Overall System.................................................................................................................................................................. 58 5.2.1 Mission Scenario ............................................................................................................................................................ 59 5.3 The Need for a Sentinel-5 Precursor (S5P) Mission ...................................................................................................... 60 5.4 Requirement Terms, Conventions and Definitions ........................................................................................................ 61 6 LEVEL-1B PRODUCT REQUIREMENTS FOR LEO MISSION (SENTINEL-5 AND SENTINEL-5 PRECURSOR) ......................................................................................................................................... 62 6.1 LEO-SYSTEM ................................................................................................................................................................... 62 6.2 UV-VIS-NIR (LEO-UVN) ................................................................................................................................................66 6.2.1 LEO-UVN, Geometrical Requirements ........................................................................................................................66 6.2.2 LEO-UVN, Spectral Requirements ...............................................................................................................................66 6.2.3 LEO-UVN, Radiometric Requirements ........................................................................................................................ 72 6.3 SWIR (LEO-SWIR)