Gaspra - Galileo

Asteroid 951 Gaspra from 16,000 km

Galileo image of asteroid 951 Gaspra taken 33 minutes before closest approach from a distance of 15,900 km. Gaspra is an irregular shaped object, 19 x 12 x 11 km with a rotation period of 7 hours. It has been classified as an S-class asteroid. This image was taken using one of the infrared (9680 nm) filters. (Galileo, 01073161.00)
Larger image:

High resolution tiff file (1.0 Mb)

Location & Time Information
Date/Time (UT): 1991-10-29 T 22:03:43
Distance/Range (km): 15916.7
Central Latitude/Longitude (deg): +25.732,148.614
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-9680 (5)
Illumination Incidence Angle (deg): 68.758
Phase Angle (deg): 39.301
Instrument Look Direction: N/A
Surface Emission Angle (deg): 57.223

Ordering Information
CD-ROM Volume: GO_0005
NASA Image ID number: 01073161.00
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.