swot and user needs workshop, dlr oberpfaffenhofen, 5-6 july 2006 hyressa - hyperspectral remote...
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SWOT and User Needs Workshop, DLR Oberpfaffenhofen, 5-6 July 2006
HYRESSA - HYperspectral REmote Sensing in Europe specific Support Actions
Future Developments
A. Müller
German Aerospace Center
SWOT and User Needs Workshop, DLR Oberpfaffenhofen, 5-6 July 2006
HYRESSA - HYperspectral REmote Sensing in Europe specific Support Actions
• Technology
• Trends in Application
• Campaigns and Applications in Europe
• GMES & Imaging Spectroscopy?
• EnMAP
Content
SWOT and User Needs Workshop, DLR Oberpfaffenhofen, 5-6 July 2006
HYRESSA - HYperspectral REmote Sensing in Europe specific Support Actions
Scan Principles
a.) whiskbroom-Scanner
LineDetector
Folding MirrorScan Mirror
x y
ArrayDetector
Grid
Collimator
Aperture (Slit)
Front lensx
x y
1
n
Grid
Collimator
Aperture (Pinhole)
Front lens
1
n
b.) pushbroom-Scanner
Dispersive Element (e.g. Grating) Dispersive Element (e.g. Prism)
ARES, AHS, HyMap APEX, ROSIS
Courtesy of Dr. P. Strobl, DLR IMF-EV, now JRC
Technology
SWOT and User Needs Workshop, DLR Oberpfaffenhofen, 5-6 July 2006
HYRESSA - HYperspectral REmote Sensing in Europe specific Support Actions
Sensor Technology
Technology
Rockwell et al : Array Detector Technology driven by Defense Activities
Sofradir: APEX Detector funded by ESA
AIM: EnMAP Detector funded by DLR
ELOP: In-house and external developments for dual use sensors
…….
SWOT and User Needs Workshop, DLR Oberpfaffenhofen, 5-6 July 2006
HYRESSA - HYperspectral REmote Sensing in Europe specific Support Actions
• Portable
• Durable
• Low Power Consumption
Technology
Field Spectrometers
SWOT and User Needs Workshop, DLR Oberpfaffenhofen, 5-6 July 2006
HYRESSA - HYperspectral REmote Sensing in Europe specific Support Actions
TechnologyOperationalisation of Ground Instruments
SWOT and User Needs Workshop, DLR Oberpfaffenhofen, 5-6 July 2006
HYRESSA - HYperspectral REmote Sensing in Europe specific Support Actions
19981998Pre-wetPre-wet
19991999After cycloneAfter cyclone
20022002Pre-wetPre-wet
Environmental Monitoring
Courtesy of Cindy Ong, CSIRO
Campaigns And Applications
SWOT and User Needs Workshop, DLR Oberpfaffenhofen, 5-6 July 2006
HYRESSA - HYperspectral REmote Sensing in Europe specific Support Actions
May 1999 May 2004 August 2004
Campaigns And Applications
Temporal Changes in Soil pH
SWOT and User Needs Workshop, DLR Oberpfaffenhofen, 5-6 July 2006
HYRESSA - HYperspectral REmote Sensing in Europe specific Support Actions
Global Monitoring for Environment and Security
GMES
A p p l i c a t i o n sA p p l i c a t i o n s
G r o u n d S e g m e n tG r o u n d S e g m e n t
S p a c e S e g m e n tS p a c e S e g m e n t
Satellite Initiatives
SWOT and User Needs Workshop, DLR Oberpfaffenhofen, 5-6 July 2006
HYRESSA - HYperspectral REmote Sensing in Europe specific Support Actions
European Satellites (for GMES)
Earth Explorer
Living Planet
Earth Watch
1. SAR
2. Superspectral
3. Ocean Monitoring
4. Atmosphere/Geo
5. Atmosphere/Polar
2011 - 20152001 - 2005 2006 - 2010
TerraSAR-X
Cosmo Skymed
Pleiades
Rapid Eye
SPOT Series
Science
Operational
EnvisatERS-1/2
N a
t i
o n
a l
IR Monitoring
Tandem-X and EnMAP
Sentinels
Satellite Initiatives
SWOT and User Needs Workshop, DLR Oberpfaffenhofen, 5-6 July 2006
HYRESSA - HYperspectral REmote Sensing in Europe specific Support Actions
The EnMAP Mission
A German Hyperspectral
Satellite Mission
Environmental Monitoring and Analysis Programme
Satellite Initiatives
SWOT and User Needs Workshop, DLR Oberpfaffenhofen, 5-6 July 2006
HYRESSA - HYperspectral REmote Sensing in Europe specific Support Actions
Scientific PI(GFZ)
Science Team
Space Segment(Industry PI)
Commercial Service Element
(GAF et. al.)
Mission Operation Segment (MOS)
(DLR GSOC)
Payload Ground Segment (PGS)
(DLR, C-AF)
Mission Advisory Board
Project Management(DLR Agency)
EnMAP Structure
SWOT and User Needs Workshop, DLR Oberpfaffenhofen, 5-6 July 2006
HYRESSA - HYperspectral REmote Sensing in Europe specific Support Actions
EnMAP - Spectral Instrument Requirements
18/2*20 nm10 nm850 nm - 1030 nmIII
35/70 *10 nm 5/10 nm500 nm - 850 nmII
5020 nm10 nm1950 nm - 2450 nmII
1440 nm20 nm1480 nm - 1760 nmIb
4420 nm10 nm950 nm - 1390 nmIa
SWIR-range
420 nm20 nm420 nm - 500 nmI
VNIR-range
Number of bandstotal of 200
Spectral bandwidth (FWHM)
Spectral sampling interval
Spectral Performance Requirements
* Water/Land Mode – Water mode VNIR-I/II/III range only
SWOT and User Needs Workshop, DLR Oberpfaffenhofen, 5-6 July 2006
HYRESSA - HYperspectral REmote Sensing in Europe specific Support Actions
EnMAP & other Optical EO-Sensors
Detailed assessments,monitoring with infrequent coverageAVIRIS
(from 20000 m)HyMapARES
(from 3000 m)
DAIS 7915reflective; from 3000 m
DAIS 7915thermal
TIMS(from 3200 m)
TM/ETM xs
HRG xs
HRG panLISS-1C ETM pan TM thermal
METEOSAT
AVHRR
MODISreflective
MODISthermal
MERISfull spatialresolution
MERISred spatialresolution
Large scale assessments,monitoring with frequent coverage
Spatial resolution (GSD in meter)
Num
ber
of s
pect
ral b
ands
1 10 100 1000 10 000
300
100
10
1
EnMAP
from space
ARES
reflective
thermal
IKONOS pan
Hyperion
SWOT and User Needs Workshop, DLR Oberpfaffenhofen, 5-6 July 2006
HYRESSA - HYperspectral REmote Sensing in Europe specific Support Actions
Mission Principle
Pointing Range +/- 30°
2d SWIR Detector Array
950 nm < < 2450 nm
2d VNIR Detector Array
420 nm < < 1030 nm
SSO Orbit11:00 LTDN
n >10
00 p
ixel
n >10
00 p
ixel
Further Details in EURD & MRD
Ground Pixel Size (GSD): 30 m x 30 m
> 1000 Pixel for across Track Spatial Coverage = 30 km
Nadir Swat
h sam
pling
Swath s
amplin
g
Total Length > 5000 km/day
30 km Swath Width
Satellite Ground Track
EnMAP Satellite
SWOT and User Needs Workshop, DLR Oberpfaffenhofen, 5-6 July 2006
HYRESSA - HYperspectral REmote Sensing in Europe specific Support Actions
Hyperspectral Imager
Spectral sampling interval
Spectral bandwidth (FWHM)
Number of bands
total of 218
VNIR-range (nm)
I 420 - 500 10 nm 10 nm 8
II 500 - 850 5/10 nm 5/10 nm 70/35
III 850 - 1030 10 nm 20 nm 18
SWIR-range
Ia 950 - 1390 10 nm 10 nm 44
Ib 1480 - 1760 10 nm 10 nm 28
II 1950 - 2450 10 nm 10 nm 50
SWOT and User Needs Workshop, DLR Oberpfaffenhofen, 5-6 July 2006
HYRESSA - HYperspectral REmote Sensing in Europe specific Support Actions
Orbit & Coverage
SWOT and User Needs Workshop, DLR Oberpfaffenhofen, 5-6 July 2006
HYRESSA - HYperspectral REmote Sensing in Europe specific Support Actions
EnMAP Satellite Architecture
– Structural & Thermal (new P/L)
– Solar Panel (higher power)– Mass Memory (512 Gbit)– X-Band D/L (higher power
& rate)– Avionics SW
• SAR-Lupe Bus design heritage
Modifications
EnMAP
SWOT and User Needs Workshop, DLR Oberpfaffenhofen, 5-6 July 2006
HYRESSA - HYperspectral REmote Sensing in Europe specific Support Actions
Mission Elements
EnMAPData Acquisition
StationNeustrelitz
EnMAPData Acquisition
StationNeustrelitz
Mission Operation Segment
(MOS)
Mission Operation Segment
(MOS)
PrimaryProcessing &
Archiving CentreDLR
PrimaryProcessing &
Archiving CentreDLR
EnMAP Operations Support
DLR
EnMAP Operations Support
DLR
International EnMAP User CommunityInternational EnMAP User Community
DataDelivery
EnMAP Ground Segment
LEOPNetworkLEOP
Network
DataRequest
EnMAP Space Segment (Satellite)
X-BandStation
S-BandStation
HyperspectralInstrument
HyperspectralInstrument
SatelliteBus
SatelliteBus
LauncherLauncher
DLR-GSOC (MOS)
DLR-DFD (PGS)
SWOT and User Needs Workshop, DLR Oberpfaffenhofen, 5-6 July 2006
HYRESSA - HYperspectral REmote Sensing in Europe specific Support Actions
EnMAP Processing System
ATCOR/MIPatmospheric correction
Level 1 Product
ORTHOdirect georeferencing
System Correction &Radiometric Calibration
Level 0 Product
GEOKORRautomated geolocation
Level 2 Product
Laboratory Calibration (radiometric and spectral), Vicarious Validation
Attitude Data, Position Data, DEM
Radiative Transfer Model,Atmospheric Variables,Topographic Variables
Level 2a Product
Level 2a+ ProductReference Image
raw data
at-sensor radiance data
ortho-rectified atm. corrected data
Level 2b Product
ortho-rectified data (100m accuracy)
co-located image
Atm. corrected data
optional
SWOT and User Needs Workshop, DLR Oberpfaffenhofen, 5-6 July 2006
HYRESSA - HYperspectral REmote Sensing in Europe specific Support Actions
ATCOR: Cloud Shadow Removal
HyMap, Chinchon, Spain,
12 July 2003 RGB=878/646/462 nm
SWOT and User Needs Workshop, DLR Oberpfaffenhofen, 5-6 July 2006
HYRESSA - HYperspectral REmote Sensing in Europe specific Support Actions
EnMAP Status and Schedule
• Phase A successfully completed (9/2005)
• Mission selected for realisation (4/2006)
• Currently: Preparation for Phase B (allocation of budget finalised!)
• Start of Phase B in 10/2006
• Start of Phase C/D: end 2007
• Launch date: end 2010
SWOT and User Needs Workshop, DLR Oberpfaffenhofen, 5-6 July 2006
HYRESSA - HYperspectral REmote Sensing in Europe specific Support Actions
Messages
• Spread the messages!– Hyperspectral techniques provide quantitative
information– Go to conferences outside the RS community!
• Involve your data provider!– In proposals– Include budget!– Plan early
SWOT and User Needs Workshop, DLR Oberpfaffenhofen, 5-6 July 2006
HYRESSA - HYperspectral REmote Sensing in Europe specific Support Actions
Introduction
• Please shortly introduce the application of hyperspectral data in geo-/bio-sciences– E.g. description of the working field of
geo-/bio-sciences
• Please indicate the relation of the speaker to the topic
SWOT and User Needs Workshop, DLR Oberpfaffenhofen, 5-6 July 2006
HYRESSA - HYperspectral REmote Sensing in Europe specific Support Actions
Application
Please give a description of the application of hyperspectral data in geo-/bio-sciences, with emphasis on the following aspects: – Often used parameters, derived products, etc.– Purpose of these applications– Methods used for these applications
SWOT and User Needs Workshop, DLR Oberpfaffenhofen, 5-6 July 2006
HYRESSA - HYperspectral REmote Sensing in Europe specific Support Actions
Examples
Please give a few examples of the application of hyperspectral data in geo-/bio-sciences, with emphasis on what is going well and what are the problems.
SWOT and User Needs Workshop, DLR Oberpfaffenhofen, 5-6 July 2006
HYRESSA - HYperspectral REmote Sensing in Europe specific Support Actions
Developments
Please give a short overview of current/planned developments of applications of hyperspectral data and why these developments are necessary– E.g. development of new applications– E.g. development of improved applications
SWOT and User Needs Workshop, DLR Oberpfaffenhofen, 5-6 July 2006
HYRESSA - HYperspectral REmote Sensing in Europe specific Support Actions
Discussion Points
Please formulate 5-10 questions, statements and/or discussion points to initiate the discussion. Think of open ends, problems etc. concerning applications of hyperspectral data.