Tethys - Voyager 2

Saturn's moon Tethys from 280,000 km, showing Ithaca chasma

Tethys
Image of Saturn's moon Tethys taken by Voyager 2 on 26 August 1981. The 1050 km diameter satellite has a large valley, Ithaca Chasma, 50 to 100 km wide that extends nearly two-thirds of the way around the circumference, visible running diagonally from center-left to upper right of the image. The north pole is at 1:00 and the resolution of this image is about 3 km/pixel. (Voyager 2, FDS 44003.57
Larger image: 68K

High resolution tiff file (1.0M)

Location & Time Information
Date/Time (UT): 1981-08-26 T 02:03:57
Distance/Range (km): 282,615
Central Latitude/Longitude (deg): +17.,329.
Orbit(s): flyby

Imaging Information
Area or Feature Type: global view
Instrument: Narrow Angle Vidicon Camera
Instrument Resolution (pixels): 800 x 800, 8 bit
Instrument Field of View (deg): 0.424 x 0.424
Filter: clear
Illumination Incidence Angle (deg): 18.92
Phase Angle (deg): 24.89
Instrument Look Direction: N/A
Surface Emission Angle (deg): 34.50

Ordering Information
CD-ROM Volume: VG_0004
NASA Image ID number: FDS 44003.57
Other Image ID number: Picno 1700S2-001
NSSDC Data Set ID (Photo): 77-076A-01I
NSSDC Data Set ID (CD): 77-076-01W
Other ID: N/A

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[NASA Logo] Authors/Curators:

Dave Williams, dave.williams@nasa.gov, (301) 286-1258
Code 690.1, NASA Goddard Space Flight Center
Greenbelt, MD 20771, USA

Jay Friedlander, jay.s.friedlander@nasa.gov, (301) 286-7172
Code 612.4, NASA Goddard Space Flight Center
Greenbelt, MD 20771, USA

NASA Official: Dr. David R. Williams, David.R.Williams@nasa.gov
Last updated: 24 September 2015