CIVA on comet science

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CIVA on comet science operations

• Objectives
• Operations

Helsinki, September 5, 2006
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CIVA on comet science operations

• Objectives
• CIVA-P
• CIVA-M

Helsinki, September 5, 2006
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CIVA on comet science operations

• Objectives
• CIVA-P
• stereo panorama large scale (mm to m) surface
  properties
• time variation (cometary activity)
• landing geometry / lander status
• PR
• Minimum goal one full panorama, just upon
  landing
• ltlt 1 Wh
• 7 Mbits of compressed data
• 13 mn uplink

Helsinki, September 5, 2006
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CIVA on comet science operations

• Objectives
• CIVA-P
• stereo panorama large scale (mm to m) surface
  properties
• time variation (cometary activity)
• landing geometry / lander status
• PR
• Minimum goal one full panorama, just upon
  landing
• 2nd priority - full stereo (lander rotation)
• 6 Mbits of compressed data

Helsinki, September 5, 2006
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CIVA on comet science operations

• Objectives
• CIVA-P
• stereo panorama large scale (mm to m) surface
  properties
• time variation (cometary activity)
• landing geometry / lander status
• PR
• Minimum goal one full panorama, just upon
  landing
• 2nd priority - full stereo (lander rotation)
• - variation vs time (activity)

Helsinki, September 5, 2006
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CIVA on comet science operations

• Objectives
• CIVA-M
• Microscopic images of samples in their oven,
  through the bottom window 3 mm in diameter.
• Minimum goal two samples (surface, deep) at
  max. distance
• CIVA-M/V 3 colors calibration
• 5 Mbits of compressed data per sample

Helsinki, September 5, 2006
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calibration target
empty target
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calibration target
empty target
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calibration target
then filled target !
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CIVA on comet science operations

• Objectives
• CIVA-M
• Microscopic images of samples in their oven,
  through the bottom window 3 mm in diameter.
• Minimum goal two samples (surface, deep) at
  max. distance
• CIVA-M/V 3 colors calibration
• 5 Mbits of compressed data per sample
• CIVA-M/I 500 spectral images per sample
• 24 Mbits of compressed data / spectrum

Helsinki, September 5, 2006
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CIVA on comet science operations

• 1. Objectives
• CIVA-M
• Microscopic images of samples in their oven,
  through the bottom window 3 mm in diameter.
• Minimum goal two samples (surface, deep) at
  max. distance
• 2nd priority additional depths
• additional positions
• additional heliocentric distances

Helsinki, September 5, 2006