1. Obtaining MISR Data Nancy Ritchey Atmospheric Sciences Data Center May 16, 2004

2. Topics Obtaining information MISR Terminology Ordering data Subsetting/Reformatting data Data Pool

3. ATMOSPHERIC SCIENCES DATA CENTER http://eosweb.larc.nasa.gov support-asdc@earthdata.nasa.gov

4. MISR Data Table

5. MISR News Documents, Tools, Links Products Easy Ordering

6. Processing Status Schedule Status Collections

7. MISR orbits the earth 15 times/day. Orbit numbers indicate the number of revolutions since launch. 233 distinct orbit paths repeated every 16 days. Each of these 16 days is referred to as a Data Day. The 233 repeating orbits are called paths. Each path is divided into 180 blocks. Paths overlap allowing near global coverage in 9 days. MISR Terminology

8. Ordering MISR Data

10. Select MISR Path

11. Enter Path Numbers and Click OK!

12. Note Path Numbers Specify Dates Limit # of files Start Search

13. Select Data Files Add to Cart

14. Quality Summary

15. Order Options

16. Choose Order Option

17. Native Granule FtpPull, CD, DVD, DLT,8mm Order Option 1 Use for Subsets or Reformats Submit

18. Native Granule FtpPush Order Option 2 FtpPush Delivery Information Submit

20. Complete all information in bold. Order Form Submit

21. Request ID Order ID Contact for help Order Confirmation

22. E-mail Receipt

23. E-mail Notification for FtpPull

24. Subset/Reformat Instructions

25. Subset - Reformat Instructions Link to Interface

26. Enter Order Information to Access Subset/Reformat Interface

27. Select Files Select Format Select Subset Options

28. Subset/Format Summary

29. Subset/Format Confirmation

30. E-mail Notification Reprints Please! Data Policy Order Information

31. Data Pool http://eosweb.larc.nasa.gov/HPDOCS/datapool/ Data Pool allows quick access to recently processed data. Use the ordering tool to obtain ALL data products

32. Accessing Data Pool

33. FTP Access Web interface

34. Accessing MISR Data Products via Web Interface 1 of 9

35. Accessing MISR Data Products via Web Interface 2 of 9 Select Data Group

36. Choose a MISR Data Product Earth Science Data Types (ESDT) can be found on the MISR Data Table. Accessing MISR Data Products via Web Interface 3 of 9

37. Level 3 monthly aerosol example There are 4 options. Example used option 2 - “Date” Accessing MISR Data Products via Web Interface 4 of 9

38. Enter Date Range Accessing MISR Data Products via Web Interface 5 of 9

39. Get Data Accessing MISR Data Products via Web Interface 6 of 9

40. Add data to cart View metadata Download data with right click Several options for obtaining data Data compression options Accessing MISR Data Products via Web Interface 7 of 9

41. Shopping Cart Accessing MISR Data Products via Web Interface 8 of 9

42. Shopping Cart Options Accessing MISR Data Products via Web Interface 9 of 9

43. FTP Access to Data Pool FTP Access Web interface

44. Accessing MISR Data Products via FTP 1 of 3 Earth Science Data Type (ESDT) can be found on the MISR Data Table. MISR Level 2 Land Surface Data Product

45. Select Date. Determine Orbit/Date from the Tools on the MISR Data Table Accessing MISR Data Products via FTP 2 of 3

46. Right click on data to download Accessing MISR Data Products via FTP 3 of 3

47. ATMOSPHERIC SCIENCES DATA CENTER http://eosweb.larc.nasa.gov support-asdc@earthdata.nasa.gov

48. Imagery MISR Browse Tool –L1B2 image viewer. http://eosweb.larc.nasa.gov/MISRBR/ Level 3 Imagery – quick access to images and data. http://eosweb.larc.nasa.gov/PRODOCS/misr/level3/ overview.html MISR Imagery – Image of the week, Field Campaigns, U.S. Atlas. http://eosweb.larc.nasa.gov/project/misr/imagery

49. Choose a MISR Theme Accessing MISR Data Products via Web Interface

50. Choose a data product and follow previous slides 7 - 9 Accessing MISR Data Products via Web Interface

51. MISR Browse Tool http://eosweb.larc.nasa.gov/MISRBR/

52. Access the Browse Tool

54. Blocks Paths Run the cursor over a path on the map to see block information listed on window border. Click on a block within a path to view a browse image centered at that block. Data Day Paths

55. Determine Orbit or Date

56. Obtain Paths & Blocks Enter Latitude & Longitude

57. Select path of interest, Ex. Path 160 Blocks 68 – 75 Data Day 10 Or click on map

58. Block selected on map

59. JPEG Image