Mars - Viking 2 Orbiter

Color mosaic of Mars' south polar cap

Mosaic of Viking 2 Orbiter images of the south pole of Mars. The images used to make this picture were obtained during orbit 407 on 28 September 1977. The south pole is just below the center of the frame, at the lower right edge of the polar cap. The zero degree line of longitude is up. The cap is about 400 km across in this image, taken during southern winter. (Viking 2 Orbiter MG90S000-407B)
Larger image: 112K

High resolution tiff file (3.0M)

Location & Time Information
Date/Time (UT): 1977-09-28 T 23:00
Distance/Range (km): N/A
Central Latitude/Longitude (deg): -90.,000.
Orbit(s): 407

Imaging Information
Area or Feature Type: pole, polar cap, ice
Instrument: Visual Imaging Subsystem
Instrument Resolution (pixels): 1056 x 1182, 7 bit
Instrument Field of View (deg): 1.54 x 1.69
Filter: N/A
Illumination Incidence Angle (deg): 155.499
Phase Angle (deg): 75.880
Instrument Look Direction: N/A
Surface Emission Angle (deg): 88.161

Ordering Information
CD-ROM Volume: VO_2014
NASA Image ID number: MG90S000-407B
Other Image ID number: [POLAR.407B]MG90S000
NSSDC Data Set ID (Photo): XD-12A
NSSDC Data Set ID (CD): 75-083A-01c
Other ID: N/A


[NASA Logo] Authors/Curators:

Dave Williams,, (301) 286-1258
Code 690.1, NASA Goddard Space Flight Center
Greenbelt, MD 20771, USA

Jay Friedlander,, (301) 286-7172
Code 612.4, NASA Goddard Space Flight Center
Greenbelt, MD 20771, USA

NASA Official: Ed Grayzeck,

Last updated: 24 September 2015