Callisto 23 Quick-Look Orbit Facts

Encounter Trajectory

Quick-Look Facts

• September 16, 1999 -- 17:26 UTC
• Altitude: 1057 km
• 117 times closer than Voyager 1
• 202 times closer than Voyager 2
• Speed: 8.6 km/second
• Latitude: 1 deg S
• Longitude: 111 deg W

Perijove

• September 14, 1999 -- 20:07 UTC
• Jupiter Range: 7.3 Jupiter Radii
• Earth Range: 4.2 AU
• One Way Light Time: 35 minutes

• September 13-17, 1999

• September 17, 1999 - October 10, 1999

Science Highlights

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

Jovian Atmosphere

• North pole aurora energy budgets

Satellites

• Callisto: radio science Earth occultation

Callisto Flyby Geometry

Perijove Reduction

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