1. www.iagt.org NASA LiDAR and the EarthScope Spatial Data Explorer Fred Pieper March 2006

2. www.iagt.org NASA LiDAR/ALSM NASA Contribution to EarthScope Available to entire Geophysical Community Areas Currently Available: –San Andreas –Mt. Rainier –Mt. St. Helens –Darrington, WA Types of Products: –Bald Earth (DEM & Shaded Relief) –Highest Surface (DEM & Shaded Relief) –Potential for Others

3. www.iagt.org NASA LiDAR File Characteristics Imagery Assembled into Mosaics –based on USGS 7.5 minute quadrangle boundaries –east-west strip covering north or south half of adjacent quadrangles DEMs at 6 foot Grid Spacing, 13 cm Vertical Accuracy Shaded relief images –Illumination Azimuth: 225 degrees –Illumination Elevation: 60 degrees –3x3 kernel size GeoTIFF format: 5 – 150 MB JPG Thumbnails FGDC Metadata

4. www.iagt.org Example LiDAR Products Bald Earth DEM Highest Surface DEM Bald Earth Shaded Relief

5. www.iagt.org Accessing NASA LiDAR via EarthScope Spatial Data Explorer

6. www.iagt.org ES SD-Explorer Background Query, Browse, and Download Geospatial Observations Java application based on technology initially developed by NASA Code 935 (Applied Information Sciences Branch) Modified by IAGT to support various program initiatives including EarthScope Central Metadata Database (MySQL) Geospatial Observations can be in any data format

7. www.iagt.org Access via EarthScope Site http://www.earthscope.org/data/explorer.php http://www.earthscope.org/data/explorer.php

8. www.iagt.org Application & Data Hosted by IAGT http://www.iagt.org/earthscope/es-sde.asp http://www.iagt.org/earthscope/es-sde.asp

9. www.iagt.org Guest or Registered Users

10. www.iagt.org Batch Files for UNIX & Windows

11. www.iagt.org EarthScope Spatial Data Explorer

12. www.iagt.org Login: Guest or Private Credentials

13. www.iagt.org Ready to Go

14. www.iagt.org Map Interaction

15. www.iagt.org Zoomed In with Grid Off

16. www.iagt.org Observation Query Filters

17. www.iagt.org Keyword Filter

18. www.iagt.org Initial Limited Query Results

19. www.iagt.org Menu Settings: Query Results

20. www.iagt.org Modified Query Results

21. www.iagt.org Adding a Geospatial Region Filter

22. www.iagt.org Query Results with Region Filter

23. www.iagt.org Observation Extents on Map

24. www.iagt.org Multiple Selections

25. www.iagt.org Browse Selections

26. www.iagt.org Download Observations

27. www.iagt.org Example Derivative Product

28. www.iagt.org Example Derivative Product

29. www.iagt.org Other NASA Data Available Landsat ASTER SRTM

30. www.iagt.org Questions? http://www.earthscope.org/data/explorer.php http://www.iagt.org/earthscope/es-sde.asp Poster Fred Pieper fpieper@iagt.org 315-252-8669fpieper@iagt.org Dave Harding David.J.Harding@nasa.gov 301-614- 6503David.J.Harding@nasa.gov