MOC narrow-angle image E15-01540

Chasma Boreale dunes in early spring


MOC narrow-angle image E15-01540
Map projection is north polar stereographic 		MOC red wide-angle context image E15-01541
MOC narrow-angle image E15-01540
Map projection is north polar stereographic 		MOC red wide-angle context image E15-01541
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Ancillary data for MOC narrow-angle image E15-01540

Acquisition parameters 
     Image ID (picno): E15-01540
     Image start time: 2002-04-28T04:47:50.08 SCET
         Image  width:    672      pixels
         Image height:   2432      pixels
Line integration time:      0.4821 millisec
   Pixel aspect ratio:      0.83
   Crosstrack summing:      3
    Downtrack summing:      3
     Compression type: MOC-PRED-X-5
            Gain mode:     2A (hexadecimal)
          Offset mode:     20 (decimal)
Derived values 
Longitude of image center:     45.42°W
 Latitude of image center:     83.53°N
       Scaled pixel width:      5.09   meters
      Scaled image  width:      3.44   km
      Scaled image height:     10.35   km
     Solar longitude (Ls):      4.69°
    Local True Solar Time:     11.68   decimal hours
           Emission angle:     18.26°
          Incidence angle:     81.55°
              Phase angle:     98.52°
            North azimuth:    116.36°
              Sun azimuth:    291.66°
      Spacecraft altitude:    436.90   km
           Slant distance:    457.25   km

Policy regarding use of processed images

Release date: 4 April 2003