MOC narrow-angle image E20-01186

Sample dark spot in Nilosyrtis region


MOC narrow-angle image E20-01186 MOC red wide-angle context image E20-01187
MOC narrow-angle image E20-01186 MOC red wide-angle context image E20-01187
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(lossless GIF, best quality, slow download)
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Ancillary data for MOC narrow-angle image E20-01186

Acquisition parameters 
     Image ID (picno): E20-01186
     Image start time: 2002-09-21T22:10:12.53 SCET
         Image  width:    672      pixels
         Image height:   4352      pixels
Line integration time:      0.4821 millisec
   Pixel aspect ratio:      0.88
   Crosstrack summing:      3
    Downtrack summing:      3
     Compression type: MOC-PRED-X-5
            Gain mode:     6A (hexadecimal)
          Offset mode:     24 (decimal)
Derived values 
Longitude of image center:    308.80°W
 Latitude of image center:     43.51°N
       Scaled pixel width:      4.90   meters
      Scaled image  width:      3.30   km
      Scaled image height:     18.84   km
     Solar longitude (Ls):     71.42°
    Local True Solar Time:     14.05   decimal hours
           Emission angle:     18.07°
          Incidence angle:     32.05°
              Phase angle:     42.30°
            North azimuth:     94.15°
              Sun azimuth:    336.25°
      Spacecraft altitude:    417.70   km
           Slant distance:    436.82   km

Policy regarding use of processed images

Release date: 30 September 2003