MOC narrow-angle image E20-00171

Arc of light-toned mounds in Acidalia Planitia


MOC narrow-angle image E20-00171 MOC red wide-angle context image E20-00172
MOC narrow-angle image E20-00171 MOC red wide-angle context image E20-00172
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Ancillary data for MOC narrow-angle image E20-00171

Acquisition parameters 
     Image ID (picno): E20-00171
     Image start time: 2002-09-03T16:42:41.67 SCET
         Image  width:   1024      pixels
         Image height:   2560      pixels
Line integration time:      0.7231 millisec
   Pixel aspect ratio:      1.32
   Crosstrack summing:      2
    Downtrack summing:      2
     Compression type: MOC-DCT-3
            Gain mode:     6A (hexadecimal)
          Offset mode:     16 (decimal)
Derived values 
Longitude of image center:     42.60°W
 Latitude of image center:     44.82°N
       Scaled pixel width:      3.26   meters
      Scaled image  width:      3.35   km
      Scaled image height:     11.08   km
     Solar longitude (Ls):     63.46°
    Local True Solar Time:     13.97   decimal hours
           Emission angle:     18.02°
          Incidence angle:     33.04°
              Phase angle:     44.26°
            North azimuth:     94.12°
              Sun azimuth:    331.23°
      Spacecraft altitude:    417.81   km
           Slant distance:    436.84   km

Policy regarding use of processed images

Release date: 30 September 2003