Callisto - Voyager 1

The Valhalla structure on Jupiter's moon, Callisto

Voyager 1 image showing the southeastern half of the Valhalla ring structure on Jupiter's satellite, Callisto. The center of Valhalla, 16 N, 57 W, is at the top of the frame. The bright central area is about 300 km across, the concentric rings extend as much as 1500 km from the center. The feature is similar to large impact basin on the Moon. Callisto is 4,800 km in diameter. North is at 10:30. (Voyager 1, FDS 16418.38)
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High resolution tiff file (1.0 Mb)

Location & Time Information
Date/Time (UT): 1979-03-05 T 09:02:58
Distance/Range (km): 462,000
Central Latitude/Longitude (deg): -05.,075.
Orbit(s): Flyby

Imaging Information
Area or Feature Type: global view, impact basin
Instrument: Narrow Angle Vidicon Camera
Instrument Resolution (pixels): 800 x 800, 8 bit
Instrument Field of View (deg): .424 x .424
Filter: clear
Illumination Incidence Angle (deg): N/A
Phase Angle (deg): N/A
Instrument Look Direction: N/A
Surface Emission Angle (deg): N/A

Ordering Information
CD-ROM Volume: VG_0018
NASA Image ID number: FDS 16418.38
Other Image ID number: Picno 1574J1-001
NSSDC Data Set ID (Photo): 77-084A-01B
NSSDC Data Set ID (CD): 77-084A-01P
Other ID: N/A
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Updated 03 March 2003, DRW.