Environmental Monitoring System in Support of Defense and Civil Applications
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Environmental Monitoring System in Support of Defense and Civil Applications. Rapid data delivery 4x faster than legacy systems enables quicker reaction to changing conditions 10x the data of existing systems Accurate data - better forecasts International collaboration

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NPOESS Architecture and Program Status

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Npoess architecture and program status

Environmental Monitoring System in Support of Defense and Civil Applications

  • Rapid data delivery 4x faster than legacy systems enables quicker reaction to changing conditions

  • 10x the data of existing systems

    • Accurate data - better forecasts

  • International collaboration

  • Contributes to 14 of 26 Essential Climate Variables

Building Capacity in our Global Weather System

  • Critical inputs to weather forecast models and global change monitoring

  • Science-quality, operational data to users and research scientists

  • Continuity of climate data records

  • NPOESS Architecture and Program Status


Npoess architecture and program status

NPOESS Environmental

Monitoring Regimes

Nowcasting, Forecasting

  • Routine weather, disasters, military ops

Weather, Oceanography

Clouds, temperature, wind, precipitation, currents, tides, land use

Space Environment

Auroral particles, high energy space radiation

Climate Environment

Chemistry, water, land use

Space Environmental Monitoring

  • Anomaly resolution, human space flight safety

Long Term Monitoring

  • Global change implications


Npoess architecture and program status

  • Slide Removed for the Web distribution.


Npoess system architecture

NPOESS System Architecture

Weather / Climate Products

Supporting Space

TDRSS

GPS

TDRSS

Space

Segment

C11330

C21730

SARSAT

LaunchSupportSegment

NPOESSPreparatoryProject

Offline Support

  • Algorithm Support

  • Integrated Support Facility

  • Calibration/Validation

EELV

A-DCS

CLASS

Weather Centrals

SDS

NAVO

FNMOC

AFWA

NESDIS

AlternateMMC

Svalbard

Primary T&C

VAFB

FNMOC

Interface Data Processing Segment

AFWA

NESDIS

Data Delivery

Data Delivery

Data Delivery

Data Delivery

NAVO

DQM

White SandsComplex

LRD

HRD

MissionManagementCenter (MMC)

Processing

Processing

Processing

Processing

Processing

Field Terminal Segment

DataManagement

DataManagement

DataManagement

DataManagement

15 Globally Distributed Receptor sitesInterconnected by Commercial Fiber

Ingest

Ingest

Ingest

Ingest

Mission Data

Command, Control & Communication Segment

TM

Command & Telemetry

NPOESS Mission Data

NPP Mission Data


Npoess program accomplishments january apr 2009

NPOESS Program Accomplishments: January – Apr 2009

NPOESS Preparatory Project (NPP)

Payloads

CrIS: environmental test completed, good performance results; Tiger Team reviewing impacts of parts issues on a circuit card

VIIRS: proceeding into TVAC testing

OMPS: Tiger Team reviewing disposition of screw torque issue

Ground

Successful end-to-end demo at AFWA

Operations

Completed NPP Mission Operations Readiness Review

System Engineering

Completed Early Engineering Space-to-Ground testing

Sensor Performance analysis results - meets or exceeds KPPs and EDRs

NPOESS

Payloads

OMPS F2: nadir spectrometers aligned

VIRS F2: procurements in progress

CrIS F2: procurements in progress

SEM-N: SRR completed to deliver before C1 need date

MIS: NRL on contract to deliver before C2 need date

ADCS & SARSAT: in production and on track

TSIS: sensor on contract with LASP

Ground/Ops

Operations & Sustainment Critical Design Audit - cleared to proceed to NPOESS System Critical Design Review (CDR)

Space Segment

Completed Space Segment CDA 23 Feb-6 March as planned at restructure

85 of 85 design reviews completed

Delivered Spacecraft Control Processor (SCP)

System Engineering

Completed the Operations and Sustainment (O&S) Critical Design Audit (CDA)

CERES Delivered

OMPS Delivered

CrIS TVAC Complete

VIIRS EMI and Vibe Complete

IDPS at NESDIS Complete

IDPS AFWA

Complete

NPOESS SBC Eng model delivered


Npoess payload development status

NPOESS Payload Development Status

CrIS Instrument (ITT)

VIIRS Instrument (Raytheon)

OMPS Instrument (Ball)

Cross-track Infrared Sounder

  • with ATMS provides atmospheric temperature, moisture, and pressure profiles

  • Flight 1 sensor completed environmental and performance testing

  • Performance meets or exceeds EDR requirements

  • Parts issues at ITT require rework of a single circuit board

  • Upcoming: Pre-Ship Review for NPP spacecraft planned for Jul 2009

Visible/Infrared Imager/ Radiometer Suite

  • provides 22 EDRs of atmospheric and surface environmental data

  • Flight 1 ambient, EMI and vibration testing completed

  • Proceeding into TVAC environmental test

  • Upcoming: VIIRS F1 in TVAC

  • Pre-Ship Review scheduled for this fall

Ozone Mapping & Profiler Suite

  • provides ozone data

  • Flight 1 integrated on NPP spacecraft

  • Tiger Team reviewing disposition of screw torque issue


Npoess payload development status1

NPOESS Payload Development Status

ATMS Instrument (NGES)

CERES Instrument (NGST)

TSIS Instrument (LASP)

Advanced TechnologyMicrowave Sounder

  • with CrIS provides atmospheric temperature, moisture, and pressure profiles

  • Flight 1 integrated on NPP in 2005

Clouds and Earth’s Radiant Energy System

provides data on incoming and outgoing radiant energy

  • Flight Module 5 integrated on the NPP spacecraft in Nov 08

Total Solar Irradiance Sensor

provides data on the amount of energy emitted by the Sun incident on Earth

  • Approved by EXCOM for C1 satellite on 1 May 2008

  • LASP on contract to delivery sensor in June 2012, within C1 need date


Npoess payload development status2

NPOESSPayload Development Status

Tx Antennas

Receive Antenna

Energetic Particle Spectrometer (EPS)

Medium-energy detector

Special Sensor J5 (SSJ5-N)

Low-energy detector

SAR Repeater

(DND)

Receiver Processing Unit (RPU)

Transmitter Unit (TXU)

High Energy Sensor

(HES)

MIS Instrument (NRL)

SEM Instrument (JHU/APL)

A-DCS (CNES) & SARSAT (DND)

Microwave Imager

Sounder

  • provides soil moisture and sea surface winds

  • System Requirements Design Review in May

  • Flight 1 Critical Design Review in 2011 with delivery in 2014 providing adequate margin to the C2 satellite need date

Space Environmental Monitor

provides data on charged particles entering the Earth’s atmosphere

  • Systems Requirements Review successfully completed in Feb 2009

  • On track to deliver by June 2012, within C1 need date

  • Advanced Data Collection System &Search and Rescue Satellite-Aided Tracking

  • monitors data from unmanned sites & relays distress signals from mariners and aviators in distress

  • SAR Processor unit complete

  • SAR Receiver unit CDR in 2009

  • A-DCS 4 PDR completed in Mar (High heritage from A-DCS 3)


Npoess architecture and program status

Data 1 Volume

Spectral Capability

Vertical Resolution

Improvements Over Heritage

Data Rate

Encryption

Heritage

1.5 Mbps

6.3 GB/Day

Total

5 bands

40 bands

NPOESS

20 Mbps

5.4 TB/Day

Selective

22 bands

1300 bands

Data Delivery

DATA LATENCY – Delivery of Data to Users

DMSP/POES

NPP

NPOESS

100 – 150 minutes

140 minutes

28 minutes

1 Data Volume per Satellite

NPOESS improves robustness, accuracy, and timeliness of delivery of essential weather and climate data


Npoess mcmurdo activity

NPOESS McMurdo Activity

  • “Off-Ice” Communications Infrastructure

    • Leverages OPTUS SATCOM link from Antarctica to Australia

    • Link has been active since December 2007 to support NSF

    • End state is 60 Mbps outbound/20 Mbps inbound service to support NSF, NPOESS

    • Final phase scheduled to complete in 2009-2010 work season

  • Installation of NPOESS Stored Mission Data (Ka-Band) Receptors

    • Antenna pad #1 completed 2008-2009 work season

    • Antenna pad #2 scheduled to complete in 2009-2010 work season

    • Antenna installations scheduled for 2011-2012 work season

  • Enhancement of NASA’s McMurdo Ground Station (MGS)

    • MGS is 10-meter antenna system with X/S-band receive/tracking capability

    • NASA upgrading MGS to support MetOp stored mission data (receive-only)

    • Upgrade scheduled for 2010-2011 work season

  • Implementation of Multi-Mission Communications and additional ground station capability

    • Contract award expected July 2009

    • Baseline tasks are upgrades to support routing of MetOp data to Darmstadt

    • Scheduled to complete in 2010-2011 work season

    • Includes option to implement a DMSP data recovery and relay capability

      • Adds S-band receive capability to the NPOESS Stored Mission Data Receptors

      • BTR funding request submitted by USAF in Apr 09

      • If exercised, capability in place by CY2012


Npoess architecture and program status

Overhead view of McMurdo Station

Ross Island, Antarctica

MG2

SafetyNet 2

MG1

JSOC

SafetyNet 1


Satellite architecture

Satellite Architecture

Spacecraft designed for Earth

observation missions

  • Large nadir platform for maximum payload accommodation on the EELV launch vehicle

  • Optical bench stability to ensure all sensors meet pointing requirements

  • Thermally optimized with large cold-side access for science payloads

    Overall Satellite

  • Orbit: 828 km

  • 13:30-C1 ascending node crossing

  • 05:30-C2 ascending node crossing

  • Capacity to transmit 5.4 Terabytes a day(half the library of Congress)

  • 7-year duration to ensure no operational gaps

  • Ka-Band downlink to SafetyNetTM enables downlink of all collected data with 4x improvement of data latency (95% of collected data delivered as EDRs in 28 min)

  • Large on-board recorder capacity and SafetyNetTM architecture provides 99.99% data availability

  • Leverages NASA’s Earth Observation Satellite (EOS) heritage and experience

C1 1330 Satellite

(note that C2 will have MIS)

OMPS

CrIS

CERES

SARSAT & A-DCS Tx Antennas

ATMS

L-Band LRD Link

TSIS

VIIRS

X-Band HRD Link

Ka-Band to Safety NetTM

S-Band Link

SARSAT & A-DCS Rx Antenna

Velocity Direction (+XS/C axis)

MIS

Velocity Direction

(+XS/C axis)

CrIS & ATMS no longer manifested on C2

VIIRS

ATMS

CrIS

TSIS

S-Band Link

X-Band HRD Link

SARSAT & A-DCS Rx Antenna

L-Band LRD Link

SARSAT & A-DCS Tx Antennas

C2 0530 Satellite

Ka-Band to Safety NetTM


Npoess viirs supports superior cloud forecasting

NPOESS/VIIRS Supports Superior Cloud Forecasting

Clouds

Cloud Shadows

MODIS

VIIRS

AFWA Cloud Forecast Models

Aerosols

Aerosols

  • 22 spectral bands

  • Co-registered multi-spectral imagery

  • Cloud & Aerosol Detection bands

  • Thin Cirrus & Dual gain bands

  • Cloud Top Height, Cloud Top Base, Cloud Cover Layer, & Opt. Properties

Opaque Cirrus

Thin Cirrus

Mixed Phase Clouds

4 Cloud

Layers

Water Clouds

VIIRS Sensor

Thin Cirrus

CFLOS

Opaque

Water Clouds

Better CFLOS

Opaque

Water Clouds

CFLOS

Superior Cloud Detection/Discrimination improves

Cloud Free Line of Sight (CFLOS) determination

VIIRS/NPOESS Provides:

  • 3D gridded cloud product, near Uniform Cell Size

  • CTH, CTB, CCL, COP and EPS Products

  • Feeds directly into AFWA high resolution Cloud Forecast Models

Better Detection

412nm Dual Gain band gives superior contrast over desert and improved detection of smoke, dust, and haze

Aerosols Detection

  • Improved Cloud Analyses for AFWA forecast models

  • Enhanced Aerosol Cloud Discrimination procedures

  • Increased knowledge of CFLOS to support missions

  • Higher quality products for military applications

Superior Aerosol detection (dust, smoke, pollution)


Instrument performance very promising meets exceeds kpps edrs

Instrument Performance very promising – meets/exceeds KPPs & EDRs

Ozone Total Column EDR Accuracy meets requirements with margin

VIIRS

18.0

16.0

14.0

12.0

spec

10.0

Accuracy Error (DU)

8.0

6.0

Performance better than spec

OMPS

4.0

2.0

0.0

50

150

250

350

450

550

650

Total Column Ozone (DU)

Compliant

region

CrIS

Simulation results

SEA

spec

Pressure (mbar)

Non-compliant

region

  • All KPPs (bold boxes) Green

  • All NPP EDRs green except Aerosol Optical Thicknessand Ocean Color (based on flight sensor ambient testing)

  • All NPOESS EDRs green except Ocean Color (yellow; expected to go green following testing of integrated filter)

Temperature (K)

CrIS Atmosphere Vertical Temperature and Moisture Profile KPP EDRs met with margin due to outstanding sensor performance


Npoess architecture and program status

Future

Operational

Weather

Current

Operational

Weather

LOW

CLOUDS

At Night

Terrain

FalseColor

VIIRS 22 bands will

provide improved

discrimination of scene

features

Tough Problems Solved

Smoke

Plume

Tanker

On fire

SNOW

LOW CLOUD

3 Band True Color

Black & White

BANDS

OLS: 1 Vis; 1 IR

AVHRR: 1 Vis; 5 IR

Dramatic enhancement of image content over single-band pan imagery [e.g. land surface types, water turbidity, and dust – cloud discrimination

HIGH CLOUD

Advanced ImageryImproves Interpretation

Multispectral capability greatly enhances scene feature discrimination


Npoess architecture and program status

Advanced Soundings Result in Better Forecasts

NPOESS

Fidelity

Produces Global Forecast for national and military users

Current

Fidelity

NPOESS

Fidelity

Where is Dujuan headed?

Nat’l Hurricane Center

Tanker Airlift

Control Center

What Air Refueling

route is optimal?

Currently

5–15 Channels

Temperature and moisture profiles

Hundreds of Channels

All forecasts start with a global model


Npoess architecture and program status

Visible Infrared Imaging Radiometer Suite (VIIRS)

“In an overall view, it appears that the VIIRS/FU-1 will perform in a manner equal to or better than the MODIS instrument.” – NASA MODIS Science Team Lead


Npoess architecture and program status

Upper-Level

Circulation

Lower-Level

Circulation

~200km SE

Monitoring Tropical Cyclones at Night

  • High-level circulation seen in Infrared

DMSP/OLS 8/30/2004 0504 UTC

11.0 µm IR Window

Eastern

Pacific

  • Lower level cloud fields revealed via DMSP night time visible sensitivity

Georgette

20 N

  • High vertical sheardisplacements between upper and lower level centers can be 200 km in some cases

15 N

125 W

120 W

Avoiding the “Sunrise Surprise”

Courtesy of NRL

NPOESS VIIRS Day Night Band will provide better spatial resolution

with less noise


Synopsis

Synopsis

  • Real hardware and software being delivered

  • Command, Control and Communications System complete & installed at NOAA Satellite Operations facility (NSOF); transitioned to Operations and Support

  • Integrated Data Processing System is in transition to Operations and Support at NSOF and will be complete by June 2009

  • NPOESS Sensor EDU integration and test with NASA NPP spacecraft completed

  • Sensor Flight Hardware completing rigorous testing

  • Operational Space Segment development on track for implementing Nation’s next generation environmental monitoring system

On plan to provide critical national weather and climate monitoring system for assured data continuity


Backup

BACKUP


Viirs incorporates key features from and improves upon previous operational and r d sensors

OLS

VIIRS Incorporates Key Features From and Improves Upon Previous Operational and R&D Sensors

Operational Sensors

  • AVHRR

  • High Spatial Resolution

  • Day/Night Band

  • Minimize Resolution Growth Over Scan

  • Radiometric Accuracy

  • SST Band Continuity

  • 74 kg

  • 2 bands

  • VIIRS

  • 33 kg

  • 5 bands

R&D Sensors

OMM

EM

  • MODIS

  • 275 kg

  • 22 bands

  • SeaWiFS

  • Band Selection/Continuity

  • Thin Cirrus Band

  • Solar Diffuser

  • Earthshine Lessons Learned

  • Ocean ColorBands

  • RotatingTelescope

  • 220 kg

  • 36 bands

  • 45 kg

  • 8 bands


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