PLANET IMAGERY PRODUCT SPECIFICATIONS [email protected] | PLANET.COM LAST UPDATED JANUARY 2018 TABLE OF CONTENTS LIST OF FIGURES _______________________________________________________________________________________ 3 LIST OF TABLES ________________________________________________________________________________________ 4 GLOSSARY ____________________________________________________________________________________________ 5 1. OVERVIEW OF DOCUMENT _____________________________________________________________________________ 7 1.1 Company Overview _________________________________________________________________________________ 7 1.2 Data Product Overview ______________________________________________________________________________ 7 2. SATELLITE CONSTELLATION AND SENSOR OVERVIEW _____________________________________________________ 8 2.1 PlanetScope Satellite Constellation and Sensor Characteristics ______________________________________________ 8 2.2 RapidEye Satellite Constellation and Sensor Characteristics ________________________________________________ 8 2.3 SkySat Satellite Constellation and Sensor Characteristics ___________________________________________________ 9 3. PLANETSCOPE IMAGERY PRODUCTS ____________________________________________________________________ 10 3.1 PlanetScope Basic Scene Product Specification _________________________________________________________ 10 3.2 PlanetScope Ortho Scenes Product Specification _________________________________________________________ 11 3.2.1 PlanetScope Visual Ortho Scene Product Specification _________________________________________________ 12 3.2.2 PlanetScope Analytic Ortho Scene Product Specification ______________________________________________ 13 3.3 PlanetScope Ortho Tile Product Specification ___________________________________________________________ 14 3.3.1 PlanetScope Visual Ortho Tile Product Specification __________________________________________________ 15 3.3.2 PlanetScope Analytic Ortho Tile Product Specification ________________________________________________ 16 4. RAPIDEYE IMAGERY PRODUCTS _______________________________________________________________________ 18 4.1 RapidEye Basic Scene Product Specification ___________________________________________________________ 18 4.2 RapidEye Ortho Tile Product Specification _____________________________________________________________ 20 4.2.1 RapidEye Visual Ortho Tile Product Specification_____________________________________________________ 20 4.2.2 RapidEye Analytic Ortho Tile Product Specification __________________________________________________ 22 5. SKYSAT IMAGERY PRODUCTS __________________________________________________________________________ 23 5.1 SkySat Basic Scene Product Specification ______________________________________________________________ 23 5.2 SkySat Ortho Scene Product Specification _____________________________________________________________ 24 5.2.1 SkySat Visual Ortho Scene ______________________________________________________________________ 24 5.2.2 SkySat Pansharpened Multispectral Ortho Scene ____________________________________________________ 25 5.2.3 SkySat Analytic DN Ortho Scene _________________________________________________________________ 25 5.2.4 SkySat Panchromatic DN Ortho Scene _____________________________________________________________ 26 6. OTHER PROVIDER IMAGERY PRODUCTS _________________________________________________________________ 27 6.1 Landsat 8 Product Specification ______________________________________________________________________ 27 6.2 Sentinel-2 Product Specification _____________________________________________________________________ 28 7. PRODUCT PROCESSING _______________________________________________________________________________ 29 7.1 PlanetScope Processing ____________________________________________________________________________ 29 7.2 RapidEye Processing _______________________________________________________________________________ 31 7.3 SkySat Processing _________________________________________________________________________________ 32 8. QUALITY ATTRIBUTES_______________________________________________________________________________ 33 © Planet Labs Inc 2018 Page 2 8.1 Product Geometric Positional Accuracy ________________________________________________________________ 33 8.2 Cloud Cover ______________________________________________________________________________________ 33 8.2.1 PlanetScope ___________________________________________________________________________________ 33 8.2.2 RapidEye _____________________________________________________________________________________ 33 8.3 Band Co-Registration ______________________________________________________________________________ 34 8.3.1 PlanetScope __________________________________________________________________________________ 34 8.3.2 RapidEye _____________________________________________________________________________________ 34 8.3.3 SkySat _______________________________________________________________________________________ 34 8.4 Radiometry and Radiometric Accuracy ________________________________________________________________ 35 8.4.1 PlanetScope __________________________________________________________________________________ 35 8.4.2 RapidEye ____________________________________________________________________________________ 35 9. PRODUCT METADATA ________________________________________________________________________________ 37 9.1 Ortho Tiles _______________________________________________________________________________________ 37 9.1.1 PlanetScope ___________________________________________________________________________________ 37 9.1.2 RapidEye _____________________________________________________________________________________ 38 9.2 Ortho Scenes _____________________________________________________________________________________ 39 9.2.1 PlanetScope ___________________________________________________________________________________ 39 9.2.2 SkySat _______________________________________________________________________________________ 40 9.3 Basic Scenes _____________________________________________________________________________________ 41 9.3.1 PlanetScope __________________________________________________________________________________ 41 9.3.2 RapidEye _____________________________________________________________________________________ 42 9.3.3 SkySat _______________________________________________________________________________________ 43 10. PRODUCT DELIVERY ________________________________________________________________________________ 44 10.1 Planet Application Programming Interface (API) ________________________________________________________ 45 10.2 Planet Graphical User Interface (GUI) _________________________________________________________________ 47 10.3 Planet Account Management Tools ___________________________________________________________________ 47 10.4 File Format ______________________________________________________________________________________ 48 10.5 Bulk Delivery Folder Structure ______________________________________________________________________ 48 APPENDIX A - IMAGE SUPPORT DATA _____________________________________________________________________ 49 1. General XML Metadata File ___________________________________________________________________________ 49 2. Unusable Data Mask File _____________________________________________________________________________ 53 APPENDIX B - TILE GRID DEFINITION _____________________________________________________________________ 55 LIST OF FIGURES Figure A: Planet Imagery Product Offerings __________________________________________________________________ 7 Figure B: PlanetScope Scene to Ortho Tile Conversion ________________________________________________________ 14 Figure C: PlanetScope Analytic Ortho Tiles with RGB (left) and NIR False-Color Composite (right) ____________________ 16 Figure D: PlanetScope Analytic Bands ______________________________________________________________________ 17 Figure E: RapidEye Visual Ortho Tile ________________________________________________________________________ 21 Figure F: PlanetScope Image Processing Chain ______________________________________________________________ 30 Figure G: RapidEye Image Processing Chain _________________________________________________________________ 31 Figure H: SkySat Image Processing Chain ___________________________________________________________________ 32 © Planet Labs Inc 2018 Page 3 Figure A-1: Concepts Behind the Unusable Data Mask File ______________________________________________________ 54 Figure B-1: Layout of UTM Zones __________________________________________________________________________ 55 Figure B-2: Layout of Tile Grid within a single UTM zone _______________________________________________________ 56 Figure B-3: Illustration of Grid Layout of Rows and Columns for a Single UTM Zone _________________________________ 57 LIST OF TABLES Table 2-A: PlanetScope Constellation and Sensor Specifications __________________________________________________ 8 Table 2-B: RapidEye Constellation and Sensor Specifications ____________________________________________________ 8 Table 2-C: SkySat Constellation Overview ____________________________________________________________________ 9 Table 2-D: SkySat Pointing ________________________________________________________________________________ 9 Table 2-E: SkySat Sensor Specifications ______________________________________________________________________