Ida - Galileo

Asteroid 243 Ida and its moon Dactyl, raw image

Ida
Galileo image of the asteroid 243 Ida and its small satellite, Dactyl, taken 13.5 minutes before closest approach from a distance of 10,300 km. This image was taken through the infrared (8890 nm) filter. Ida is 58 km along its long axis. Dactyl is the small object to the right of Ida. (Galileo, 02025613.52)
Larger image:

High resolution tiff file (1.0 Mb)


Location & Time Information
Date/Time (UT): 1993-08-28 T 16:38:27
Distance/Range (km): 10315.7
Central Latitude/Longitude (deg): -21.413,327.197
Orbit(s): flyby

Imaging Information
Area or Feature Type: global view
Instrument: Solid State Imaging CCD Camera
Instrument Resolution (pixels): 800 x 800, 8 bit
Instrument Field of View (deg): .46 x .46
Filter: IR-8890 (7)
Illumination Incidence Angle (deg): 14.935
Phase Angle (deg): 26.957
Instrument Look Direction: N/A
Surface Emission Angle (deg): 34.116

Ordering Information
CD-ROM Volume: GO_0016
NASA Image ID number: 02025613.52
Other Image ID number: N/A
NSSDC Data Set ID (Photo): N/A
NSSDC Data Set ID (CD): 89-084B-10C
Other ID: N/A

Updated 14 March 2003, DRW.