Mars - Viking 1 Orbiter

Cyclonic weather system on Mars

Viking 1 Orbiter near the Mars northern polar cap showing a cyclonic weather system. North is up. The frame width is 500 km. (Viking Orbiter 738A27)
Larger image: 469K

High resolution tiff file (1.0M)

Location & Time Information
Date/Time (UT): 1978-06-25 T 09:47:33
Distance/Range (km): 10403.8
Central Latitude/Longitude (deg): +77.92/153.13
Orbit(s): 738

Imaging Information
Area or Feature Type: Clouds
Instrument: Visual Imaging Subsystem - Camera A
Instrument Resolution (pixels): 1056 x 1182, 7 bit
Instrument Field of View (deg): 1.54 x 1.69
Filter: Violet (3)
Illumination Incidence Angle (deg): 55.27
Phase Angle (deg): 19.84
Instrument Look Direction: N/A
Surface Emission Angle (deg): 50.50

Ordering Information
CD-ROM Volume: VO_1027
NASA Image ID number: 738A27
Other Image ID number: 40083518
NSSDC Data Set ID (Photo): 75-075A-01B
NSSDC Data Set ID (CD): 75-075A-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: Dr. David R. Williams,

Last updated: 24 September 2015