MOC narrow-angle image M21-00922

Troughs in Hephaestus Fossae


MOC narrow-angle image M21-00922
Map projection is sinusoidal, using 236.53 degrees W as prime meridian 		MOC red wide-angle context image M21-00923
MOC narrow-angle image M21-00922
Map projection is sinusoidal, using 236.53 degrees W as prime meridian 		MOC red wide-angle context image M21-00923
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Ancillary data for MOC narrow-angle image M21-00922

Acquisition parameters 
     Image ID (picno): M21-00922
     Image start time: 2000-11-15T15:45:37.93 SCET
         Image  width:    640      pixels
         Image height:   6912      pixels
Line integration time:      0.7231 millisec
   Pixel aspect ratio:      1.48
   Crosstrack summing:      3
    Downtrack summing:      3
     Compression type: MOC-DCT-3
            Gain mode:     8A (hexadecimal)
          Offset mode:     30 (decimal)
Derived values 
Longitude of image center:    236.53°W
 Latitude of image center:     19.61°N
       Scaled pixel width:      4.48   meters
      Scaled image  width:      2.86   km
      Scaled image height:     45.85   km
     Solar longitude (Ls):     76.53°
    Local True Solar Time:     14.11   decimal hours
           Emission angle:      0.13°
          Incidence angle:     29.77°
              Phase angle:     29.69°
            North azimuth:     93.22°
              Sun azimuth:     18.42°
      Spacecraft altitude:    397.47   km
           Slant distance:    397.47   km

Policy regarding use of processed images

Release date: 8 October 2001