SELENE SCIENTIFIC DATA PRODUCTS AND THEIR APPLICATION TO CHARACTERIZATION OF LUNAR POTENTIAL RESOURC

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SELENE SCIENTIFIC DATA PRODUCTS AND THEIR
APPLICATION TO CHARACTERIZATION OF LUNAR
POTENTIAL RESOURCES
K. Matsui, R. Nakamura, M.Kato and Y.
Takizawa (ISAS/JAXA)
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Contents

• Introduction of SELENE mission
• Outline of SELENE Scientific Products
• The potential of SELENE products for lunar
  resource exploration in near future
• Element mapping
• Mineralogy mapping
• Polar studies

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SELenological ENgineering Explorer
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Whats SELENE?

• Objectives Global survey
• Study the origin and the evolution of the moon.
• Explore the possibility of the utilization.
• ? Orbits inclination 90 deg
• Main orbiter 100 x 100 km
• Vstar 100 x 800 km
• Rstar 100 x 2400 km
• The total Mass 2885kg (mission instruments
  300kg)
• Mission period gt 1 year
• Launch the H-IIA Rocket in FY 2006

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SELENE Mission instruments
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Product Distribution
SELENE Science Products

• Format including PDS-like labels (T.B.D.)
• Release 1 year after the SELENE mission
  completion
• through the internet access to
  the data distribution
• server at ISAS/JAXA
• Policy nonproprietary and free of charge

Navigation and Ancillary Information

• The following ancillary data will be opened to
  the public
• Satellite attitude data
• Satellite position data
• Satellite time information
• Also, corresponding SPICE kernels (SPK/CK/SCLK)
  might be provided

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SELENE product server web-based interface
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Element distribution
SELENE Products
Characteristics
X-Ray Spectrometer

• Mg, Al, Si, Fe Map (lt20km/pix)

Higher spatial/energy resolution than
Apollo/XRS Global coverage except poles

• Map A(K,Th,O,Fe,Si lt100km/pix)
• Map B(U,Al,Ca,Mg,Na,Ti)
• Map C Hydrogen

Gamma-Ray spectrometer
Higher energy distribution than LP/GRS
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Energy resolution of GRS flight model
Kobayashi et al. 2004
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Predicted GRS spectrum around the poles
Direct evidence of hydrogen
Berezhnoi et al. 2004
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Mineral distribution
SELENE Products

• Radiance/Reflectance profile
• (500m/pixel)
• Mineralogy

Spectral Profiler (0.32.5um)

• Radiance/Reflectance map
• (20m/pixel)
• Fe/Ti map
• Petrologic types classification

Multi-band Imager (415,750,900,950,1000
1050,1250,1650 )
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Mapping polar regions
SELENE Products
Terrain Camera

• Digital elevation map(DEM) of the illuminated
  areas
• Images monitoring the seasonal variation of the
  illumination condition

Laser ALTtimeter

• Digital elevation map

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Terrain camera (TC)

• Global mapping of the topography by stereo
  observations
• Two slant push-broom cameras with B/H0.57.
• (panchromatic, 10m/pixel, nominal 35km swarth)
• Accurate identification of the polar permanently
  shadowed and illuminated
• areas with the mission period of one year

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Laser ALTimter (LALT)
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LALT DEM in the PSAs (lt100m/pixel)
10km
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Current status and schedule

• The system integration and fitting tests
  2003/04 2004/03gtgt checked the
  interfaces(mechanical I/F, electrical I/F, EMC,
  etc.)
• The qualification test of each component
  2004/04
• The system proto flight test 2004/autumn

2005
2004
2003

• 2006