Io 25 Quick-Look Orbit Facts

Encounter Trajectory

Quick-Look Facts

• November 26, 1999 -- 04:05 UTC
• Altitude: 300 km
• 64 times closer than Voyager 1
• 3761 times closer than Voyager 2
• Speed: 7.8 km/second
• Latitude: 76.6 deg S
• Longitude: 44.2 deg W

Perijove

• November 26, 1999 -- 02:08 UTC
• Jupiter Range: 5.7 Jupiter Radii
• Earth Range: 4.1 AU
• One Way Light Time: 34 minutes

• November 25-27, 1999

• November 27, 1999 - December 31, 1999

Science Highlights

• South pole passage
• Features: Prometheus plume, Malik Patera, Tupan Patera, Shamushu Patera, Zal Patera, Culann
• Terrains: Plateus, giant calderas, mountains

Magnetosphere

• magnetosphere/Io coupling
• inner magnetosphere survey
• Io torus energetics
• polar Io magnetic field measurements

Europa

• hemisphere map

Io Flyby Geometry

Return to Quick-Look Information
Return to Countdown to Io Home Page
Return to Project Galileo Homepage