1. NPOESS National Polar-orbiting Operational Environmental Satellite System January 26, 2005

2. N ATIONAL P OLAR-ORBITING O PERATIONAL E NVIRONMENTAL S ATELLITE S YSTEM A Tri-agency Effort to Leverage and Combine Environmental Satellite Activities Mission Provide a national, operational, polar- orbiting remote-sensing capability Achieve National Performance Review (NPR) savings by converging DoD, NOAA and NASA satellite programs Incorporate new technologies from NASA Encourage International Cooperation Saves $1.6B through System Life Cycle compared to NPR target of $1.3B NPOESS is Good Government! METOP NPOESS Specialized Satellites Local Equatorial Crossing Time 0530 1330 0930 NPOESS

3. N ATIONAL P OLAR-ORBITING O PERATIONAL E NVIRONMENTAL S ATELLITE S YSTEM Establishing NPOESS National Space Council Study - 1992 National Performance Review (NPR) - September 1993 -Identified Need for Coordinated Effort OSTP Convergence Implementation Plan submitted to Congress - May 1994 Presidential Decision Directive/NSTC-2 - May 1994 -Directed Convergence of National Assets Tri-agency Memorandum of Agreement (MOA) - May 1995 -Established Roles and Responsibilities of Department of Defense, Department of Commerce, and NASA EUMETSAT/NOAA Initial Joint Polar Agreement - November 1998 -Brought in International Community

4. N ATIONAL P OLAR-ORBITING O PERATIONAL E NVIRONMENTAL S ATELLITE S YSTEM CMIS - μwave imager VIIRS - vis/IR imager CrIS - IR sounder ATMS - μwave sounder OMPS - ozone GPSOS - GPS occultation ADCS - data collection SESS - space environment APS - aerosol polarimeter SARSAT - search & rescue TSIS - solar irradiance ERBS - Earth radiation budget ALT - altimeter NPOESS Satellite Single satellite design with common sensor locations CMIS VIIRS CrIS ATMS ERBS OMPS NPOESS 1330 Configuration

5. N ATIONAL P OLAR-ORBITING O PERATIONAL E NVIRONMENTAL S ATELLITE S YSTEM Acronyms IPO – Integrated Program Office: tri-agency entity that will build and operate NPOESS. IDPS – Interface Data Processing Segment: IPO facility for processing NPOESS data to xDR’s. xDR’s – data records - RDR’s: Raw Data Records Sensor Data Records – calibrated geolocated - SDR’s: Sensor Data Records – calibrated geolocated - EDRs – Environmental Data Records – products. NDE: NPOESS Data Exploitation program – will produce a limited set of addition products and facilitate use within NOAA. OSDPD: Office of Satellite Data Processing and Distribution – responsible for delivering xDR’s and NDE products to internal users (primarily National Weather Service).OSDPD: Office of Satellite Data Processing and Distribution – responsible for delivering xDR’s and NDE products to internal users (primarily National Weather Service). CLASS: NOAA Comprehensive Large Array Stewardship System (long term archive) being built at NGDC Boulder and NCDC Asheville.

6. N ATIONAL P OLAR-ORBITING O PERATIONAL E NVIRONMENTAL S ATELLITE S YSTEM Atmospheric EDR’s Atmospheric Vertical Moisture Profile CMIS/CrIS15310 MB Atm. Vertical Temp. Profile to 0.5 mb CMIS1584 MB Atm. Vertical Temp. Profile < 0.5 mb CMIS/CrIS40210 MB Aerosol Optical Thickness (Land)VIIRS9.61.3 GB Aerosol Optical Thickness (Sea)VIIRS1.651 GB Aerosol Particle Size Parameter (Land)VIIRS9.6860 MB Aerosol Particle Size Parameter (Sea) VIIRS1.636 GB Suspended MatterVIIRS1.632 GB Aerosol Refractive Index APS101 MB Ozone Total Column and ProfileOMPS500.2 MB Ozone Total ProfileOMPS2500.03 MB Precipitable WaterCMIS2525 MB Precipitation Type and RateCMIS1588 MB Pressure ProfileCMIS25200 MB Total Water ContentCMIS20100 MB ResolutionPer day

7. N ATIONAL P OLAR-ORBITING O PERATIONAL E NVIRONMENTAL S ATELLITE S YSTEM Cloud EDR’s Cloud MaskVIIRS0.4735 GB Cloud Base HeightVIIRS82 GB Cloud Cover / LayersVIIRS10600 MB Cloud Effective Particle SizeVIIRS102 GB Cloud Ice Water PathCMIS507 MB Cloud Liquid WaterCMIS2040 MB Cloud Optical ThicknessVIIRS102 GB Cloud Top HeightVIIRS102 GB Cloud Top PressureVIIRS72 GB Cloud Top TemperatureVIIRS102 GB Cloud Particle Size DistributionAPS152 MB Per day Resolution

8. N ATIONAL P OLAR-ORBITING O PERATIONAL E NVIRONMENTAL S ATELLITE S YSTEM Ocean EDR’s Ice Surface TemperatureVIIRS140 GB Ice Surface TemperatureCMIS2525 MB Net Heat FluxVIIRS209 GB Oean Color / ChlorophyllVIIRS125 GB Ocean Wave CharacteristicsALT100.1 MB Sea Ice CharacterizationVIIRS2.419 GB Sea Ice CharacterizationCMIS2047 MB Sea Surface HeightALT150.04 MB Global Sea Surface Wind StressCMIS2040 MB Sea Surface TemperatureVIIRS0.8550 GB Sea Surface TemperatureCMIS508 MB Sea Surface Wind SpeedCMIS2050 MB Sea Surface Wind DirectionCMIS4410 MB Resolution Per day

9. N ATIONAL P OLAR-ORBITING O PERATIONAL E NVIRONMENTAL S ATELLITE S YSTEM Earth Radiation Budget EDR’s Cloud Base HeightVIIRS82 GB Net Solar Radiation (TOA) ERBS2511 MB Albedo (Surface) VIIRS126 GB Downward LW Radiation ERBS2525 MB Downward SW Radiation ERBS2525 MB Outgoing LW Radiation (TOA) ERBS2525 MB Solar Irradiance TSIS2000.7 MB ResolutionPer day

10. N ATIONAL P OLAR-ORBITING O PERATIONAL E NVIRONMENTAL S ATELLITE S YSTEM Space Environment EDR’s Auroral BoundarySESS10 308 MB Auroral Energy DepositionSESS10 259 MB Auroral ImagerySESS25 52 MB Electric FieldSESS173 0.87 MB Electron Density ProfileSESS951-651 8.7 MB Electron Density ProfilePSOS671 6.2 MB In-Situ Plasma FluctuationsSESS173 1.2 MB In-Situ Plasma TemperatureSESS671-951 0.09 MB Ionospheric ScintillationSESS385 0.17 MB Ionospheric ScintillationGPSOS385 0.19 MB Neutral Density ProfileSESS1226 1.9 MB Medium Energy Charged Particles SESS 274 0.78 MB Energetic IonsSESS335 0,23 MB Supra-Thermal Auroral Particles SESS122 3.48 MB Resolution Per day

11. N ATIONAL P OLAR-ORBITING O PERATIONAL E NVIRONMENTAL S ATELLITE S YSTEM Land EDR’s Land Surface TemperatureVIIRS121 GB Vegetation IndexVIIRS0.5104 GB Snow Cover / DepthVIIRS189 GB Snow Cover / DepthCMIS2033 MB Surface TypeVIIRS147 GB Active FiresVIIRS152 GB Imagery (five bands)VIIRS0.4741 GB Day-Night Band (Low Light)VIIRS0.7553 GB Soil MoistureVIIRS0.8589 MB Soil MoistureCMIS404 MB Resolution Per day

12. N ATIONAL P OLAR-ORBITING O PERATIONAL E NVIRONMENTAL S ATELLITE S YSTEM Advanced Technology Microwave Sounder (ATMS) Northrop Grumman Ozone Mapping & Profiler Suite (OMPS) Ball Aerospace Cross-track IR Sounder (CrIS) ITT Industries Visible/IR Imaging Radiometer Suite (VIIRS) Raytheon SBRS Instruments in Development/Production Phase Conical-scanning Microwave Imager/Sounder (CMIS) Boeing

13. N ATIONAL P OLAR-ORBITING O PERATIONAL E NVIRONMENTAL S ATELLITE S YSTEM Visible/Infrared Imager Radiometer Suite

14. N ATIONAL P OLAR-ORBITING O PERATIONAL E NVIRONMENTAL S ATELLITE S YSTEM VIIRS Design

15. N ATIONAL P OLAR-ORBITING O PERATIONAL E NVIRONMENTAL S ATELLITE S YSTEM Compact, All Reflective Optical Design Minimizes Stray Light Rotating Telescope Half Angle Mirror FMA Imager SWMWIR & LWIR Dewar VisNIR/DNB FPA

16. N ATIONAL P OLAR-ORBITING O PERATIONAL E NVIRONMENTAL S ATELLITE S YSTEM VIIRS Data Characteristics

17. N ATIONAL P OLAR-ORBITING O PERATIONAL E NVIRONMENTAL S ATELLITE S YSTEM NPOESS Preparatory Project (NPP) Risk Reduction Demo Launch in Late 2006 NPP Spacecraft contract awarded to Ball Aerospace – May 2002 Instrument Risk Reduction Early delivery / instrument-level test / system-level integration and test VIIRS - Vis/IR Imager Radiometer Suite (IPO) VIIRS - Vis/IR Imager Radiometer Suite (IPO) CrIS - Cross-track IR Sounder (IPO) CrIS - Cross-track IR Sounder (IPO) ATMS - Advanced Technology Microwave Sounder (NASA) ATMS - Advanced Technology Microwave Sounder (NASA) -Provides lessons learned and allows time for any required modifications before NPOESS first launch Ground System Risk Reduction -Early delivery and test of a subset of NPOESS-like ground system elements -Early User Evaluation of NPOESS data products -Provides algorithms / instrument verification and opportunities for instrument calibration / validation prior to first NPOESS launch -Allows for algorithm modification prior to first NPOESS launch Continuity of data for NASA’s EOS Terra/Aqua missions

18. N ATIONAL P OLAR-ORBITING O PERATIONAL E NVIRONMENTAL S ATELLITE S YSTEM The NPP System Command, Control & Communication Segment (C3S) Command, Control & Communication Segment (C3S) Interface Data Processing Segment (IDPS) Interface Data Processing Segment (IDPS) Launch Support Segment (LSS) Launch Support Segment (LSS) Archive & Distribution Segment (ADS) Archive & Distribution Segment (ADS) Manage Mission (joint funding) Manage Satellite Operations Space/Ground Comm Data Routing & Retrieval Manage Mission (joint funding) Manage Satellite Operations Space/Ground Comm Data Routing & Retrieval Launch vehicle Launch support Payload Processing support Launch vehicle Launch support Payload Processing support Ingest and validate raw SMD Process RDRs, SDRs, EDRs Perform operations cal proc Provide data records to Centrals, SDS & ADS Ingest and validate raw SMD Process RDRs, SDRs, EDRs Perform operations cal proc Provide data records to Centrals, SDS & ADS Ingest & validate data records Manage archive Interface with users Generate user products Track user orders Generate accounting reports Ingest & validate data records Manage archive Interface with users Generate user products Track user orders Generate accounting reports Science Data Segment (SDS) Science Data Segment (SDS) Ingest and validate RDRs Process RDRs to Level 1B Generate climate data products Perform science cal proc Provide Climate data to ADS Ingest and validate RDRs Process RDRs to Level 1B Generate climate data products Perform science cal proc Provide Climate data to ADS Spacecraft ATMS Ground Support Equipment Spacecraft ATMS Ground Support Equipment VIIRS CrIS -NOAA Funding -IPO Funding -NASA Funding IPO Antenna Location X

19. N ATIONAL P OLAR-ORBITING O PERATIONAL E NVIRONMENTAL S ATELLITE S YSTEM SafetyNet To Reduce Data Latency

20. N ATIONAL P OLAR-ORBITING O PERATIONAL E NVIRONMENTAL S ATELLITE S YSTEM NOAA’s Data Distribution Plans IDPSIDPS -Receives data from SafetyNet -Processes and delivers xDR’s with one hour to OSDPD data pool OSDPD will deliver xDR’s plus limited set of additional products (NDE) to NOAA internal customers (primarily National Weather Service).OSDPD will deliver xDR’s plus limited set of additional products (NDE) to NOAA internal customers (primarily National Weather Service). CLASS Long Term Archive (NGDC Boulder and NCDC Asheville) will ingest data and make it available within 6-12 hours.CLASS Long Term Archive (NGDC Boulder and NCDC Asheville) will ingest data and make it available within 6-12 hours. NASA and scientific communities expected to access xDR’s through CLASSNASA and scientific communities expected to access xDR’s through CLASS No set plans for providing near real time xDR’s outside of USA (requirements not yet expressed).No set plans for providing near real time xDR’s outside of USA (requirements not yet expressed).

21. N ATIONAL P OLAR-ORBITING O PERATIONAL E NVIRONMENTAL S ATELLITE S YSTEM Additional Considerations Each satellite will produce approximately 2 TB of data per dayEach satellite will produce approximately 2 TB of data per day NPP will not have direct broadcastNPP will not have direct broadcast NPOESS will have direct broadcast, but receiving station costs will make electronic data transfers attractive.NPOESS will have direct broadcast, but receiving station costs will make electronic data transfers attractive.

22. N ATIONAL P OLAR-ORBITING O PERATIONAL E NVIRONMENTAL S ATELLITE S YSTEM Approximate Data Volumes NPPNPP -RDRs = 146.6 GB / day (116 GB VIIRS) compressed -SDRs = 1.1 TB / day (1 TB VIIRS) uncompressed -EDRs = 1.2 TB / day (1 TB VIIRS) uncompressed NPOESS (per satellite)NPOESS (per satellite) -RDRs = 160 GB / day (116 GB VIIRS) compressed -SDRs = 1.2 TB / day (1 TB VIIRS) -EDRs = 1.3 TB / day (1 TB VIIRS)

23. N ATIONAL P OLAR-ORBITING O PERATIONAL E NVIRONMENTAL S ATELLITE S YSTEM Is There Interest in Receiving The Data From NOAA via TransPAC? Global Coverage?Global Coverage? Regional Coverage?Regional Coverage? Are there requirements for near real time data? Are there requirements for near real time data? RDR’s?RDR’s? SDR’s?SDR’s? EDR’s?EDR’s?

24. N ATIONAL P OLAR-ORBITING O PERATIONAL E NVIRONMENTAL S ATELLITE S YSTEM Does it make sense to deliver RDR’s instead of SDR’s and EDR’s? Reduce data volumeReduce data volume to be transferred. Local processing to SDR’s and EDR’s.Local processing to SDR’s and EDR’s. RDR’s can be used for custom and research grade data products.RDR’s can be used for custom and research grade data products. IDPS will not reprocess data – a requirement of the scientific community that could be distributed.IDPS will not reprocess data – a requirement of the scientific community that could be distributed.