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HDF-EOS at NOAA/NESDIS

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Information about HDF-EOS at NOAA/NESDIS
Technology

Published on February 21, 2014

Author: HDFEOS

Source: slideshare.net

Description

Source: http://hdfeos.org/workshops/ws04/presentations/meng/hdfeos4.ppt
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HDF-EOS at NOAA/NESDIS Huan Meng, Doug Moore, Limin Zhao, Ralph Ferraro NOAA / NESDIS / ORA http://orbit-net.nesdis.noaa.gov/arad2/MSPPS hmeng@nesdis.noaa.gov NOAA / NESDIS / ORA http:// orbit-net.nesdis.noaa.gov/arad2/MSPPS

Presentation Outline Microwave Surface and Precipitation Products (MSPPS) Project Background MSPPS System Introduction Product Display and Monitoring Lessons Learned Using HDF-EOS Future Plans Other NESDIS Projects Using HDF/HDF-EOS Summary NOAA / NESDIS / ORA http:// orbit-net.nesdis.noaa.gov/arad2/MSPPS

MSPPS Project Background Project Motivation NWS/NCEP interest and demand Team Setup Satellite and Instruments NOAA-15 or NOAA-K (May 13, 1998) AMSU-A (23.8 ~ 89.0 GHz) AMSU-B (89.0 ~ 190.31 GHz) Project Goal Produce near-real-time operational surface and precipitation products from AMSU-A and AMSU-B antenna temperatures NOAA / NESDIS / ORA http:// orbit-net.nesdis.noaa.gov/arad2/MSPPS

MSPPS System Introduction Day-1 System (operational, near-real-time) Product suite Level 1 ~ 3 data processing procedure HDF-EOS file structure Prototype Day-2 System (for research, next day) Combined AMSU-A and -B swath/grid files Day-2 System (testing, near-real-time) Product suite Level 1 ~ 3 data processing procedure HDF-EOS file structure NOAA / NESDIS / ORA http:// orbit-net.nesdis.noaa.gov/arad2/MSPPS

Uniqueness of MSPPS for NESDIS First Using HDF-EOS Format Workstation Processing Day-1 System Operational in 12 ~ 18 Months NOAA / NESDIS / ORA http:// orbit-net.nesdis.noaa.gov/arad2/MSPPS

Day-1 Product Suite Product Surface AMSU-A Antenna Temperature Snow Cover Rain Rate Sea Ice Concentration Total Precipitable Water Cloud Liquid Water NOAA / NESDIS / ORA Global Land  Global  Ocean  Ocean  Ocean  http:// orbit-net.nesdis.noaa.gov/arad2/MSPPS AMSU-B  

MSPPS Day-1 System AMSU-A, -B Level-1B Data Ingestion 1b (Binary) NCEP CIRA (BUFR) (HDF-EOS) NCEP GDAS NCEP Rainfall (GriB -> HDF-EOS) (GriB) Level-2 Product Generation SWATH (HDF-EOS) Level-3 Product Generation NOAA / NESDIS / ORA SWATH (HDF-EOS) GRID (HDF-EOS) Product Radiosonde (Binary) Validation & Monitoring SSM/I (Binary -> HDF-EOS) http:// orbit-net.nesdis.noaa.gov/arad2/MSPPS TRMM (HDF) ARM (netCDF)

Day-1 AMSU-A File Structures (HDF-EOS format) AMSU-A Swath Attributes Geolocation, etc. Antenna Temperatures Products AMSU-A Grid - Geographic Geolocation, etc. Antenna Temperatures Products AMSU-A Grid - Polar Stereographic Geolocation, etc. Products NOAA / NESDIS / ORA http:// orbit-net.nesdis.noaa.gov/arad2/MSPPS

Day-1 AMSU-B File Structures (HDF-EOS format) AMSU-B Swath Attributes Geolocation, etc. Antenna Temperatures AMSU-B Grid - Geographic Geolocation, etc. Antenna Temperatures NOAA / NESDIS / ORA http:// orbit-net.nesdis.noaa.gov/arad2/MSPPS

Prototype Day-2 System ‘Combined’ Swath File Input from both AMSU-A and AMSU-B swaths Day-1 products using improved, physically-based, multispectral algorithms in day-2 More products Improved resolution and sensitivity ‘Combined’ Grid File - Geographic Projection Web site utilization NOAA / NESDIS / ORA http:// orbit-net.nesdis.noaa.gov/arad2/MSPPS

Day-2 Product Suite Product Surface Antenna Temperature Snow Cover Rain Rate Ice Water Path Sea Ice Concentration Total Precipitable Water Cloud Liquid Water Emissivity Surface/Skin Temperature Snow Depth Ocean Wind Speed Surface Wetness NOAA / NESDIS / ORA Global Land Global Global Ocean Ocean Ocean Land Land Land Ocean Land AMSU-A  AMSU-B             http:// orbit-net.nesdis.noaa.gov/arad2/MSPPS

MSPPS Day-2 System AMSU-A Level-1B Data Ingestion AMSU-B Level-1B Data Ingestion 1b (Binary) 1b (Binary) NOAA / NESDIS / ORA AMSU-A Level-2 Product Generation AMSU-B Preliminary Level-2 Data SWATH (HDF-EOS) Level-3 Product Generation SWATH (HDF-EOS) SWATH (HDF-EOS) AMSU-B Level-2 Product Generation http:// orbit-net.nesdis.noaa.gov/arad2/MSPPS GRID (HDF-EOS) Product Validation & Monitoring

Day-2 AMSU-B File Structures (HDF-EOS format) AMSU-B Swath Attributes Geolocation, etc. Antenna Temperatures Products AMSU-B Grid - Geographic Geolocation, etc. Antenna Temperatures Products NOAA / NESDIS / ORA http:// orbit-net.nesdis.noaa.gov/arad2/MSPPS

Product Display and Monitoring Display Tools IDL, GUI for validation with subsetting SeaDAS, view_hdf, LinkWinds/WebWinds, GrADS Web Site http://orbit-net.nesdis.noaa.gov/arad2/MSPPS Display and Monitoring Day-1 image products Day-1 product monitoring Climate images Day-2 image products and comparison with day-1 NOAA / NESDIS / ORA http:// orbit-net.nesdis.noaa.gov/arad2/MSPPS

Lessons Learned Using HDF-EOS Advantages of HDF-EOS Past Challenges Format conversion to and from HDF-EOS Frequent version updates Compression method AUTOMERGE  HDFE_NOMERGE Skipping Huffman  gzip Continuing Problems Array size, array number? Writing to an existing swath NOAA / NESDIS / ORA http:// orbit-net.nesdis.noaa.gov/arad2/MSPPS

Future Plans NOAA-16 or NOAA-L Launch date: Sept. 20, 2000 Instruments: AMSU-A and AMSU-B Operational Day-2 System NOAA-16 product system System delivery: Dec. 2000 Validation of Day-2 Products Launch of DMSP SSMIS Launch date: Dec. 2000 NOAA / NESDIS / ORA http:// orbit-net.nesdis.noaa.gov/arad2/MSPPS

Other NESDIS Projects Using HDF/HDF-EOS Atmosphere Infrared Sounder (AIRS) Project EOS_AQUA, July 2001 Input (simulated) level 1b data in HDF-EOS format from JPL Output desired fields in HDF format to NCEP within 3 hrs Unified Validation Project Group 1: Input NCEP observation data in BUFR to HDF format Operational, next day Group 2: NOAA / NESDIS / ORA Input binary observation data and convert to HDF-EOS format Validation of AIRS, SSM/I, SSMIS, and IPO products http:// orbit-net.nesdis.noaa.gov/arad2/MSPPS

Summary HDF-EOS as Standard Output Format for MSPPS Increased Utilization of HDF-EOS at NESDIS Advantages of HDF-EOS Application Remaining Challenges NOAA / NESDIS / ORA http:// orbit-net.nesdis.noaa.gov/arad2/MSPPS

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