Callisto 22 Quick-Look Orbit Facts

Encounter Trajectory

Quick-Look Facts

• August 14, 1999 -- 08:31 UTC
• Altitude: 2296 km
• 54 times closer than Voyager 1
• 93 times closer than Voyager 2
• Speed: 8.5 km/second
• Latitude: 3 deg S
• Longitude: 108 deg W

Perijove

• 12 August, 1999 -- 11:08 UTC
• Jupiter Range: 7.3 Jupiter Radii
• Earth Range: 4.6 AU
• One Way Light Time: 38 minutes

• August 11-14, 1999

• August 14, 1999 - September 13, 1999

Science Highlights

• Perijove sample (6 hrs) - plasma transport
• Chorus wave sample - plasma acceleration
• Inner magnetosphere survey
• Io torus

Jovian Atmosphere

• Cloud structure and dynamics
• Regional maps
• Stratosphere composition
• Aurora energy budgets
• Hot maps, longitudinal spectral scans

Satellites

• Callisto: radio science Earth occultation
• Io: plume inventory
• Europa: distant global
• Amalthea: best resolution of Galileo mission

Callisto Flyby Geometry

Perijove Reduction

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