Mars at Perihelion

   Sunday September 16th the outer planet Mars reaches its closest distance to the Sun, perihelion. At perihelion Mars is 1.3814 AU (128,409,152 miles – 206,654,498 km). Mars and Earth are separated by 0.5187 AU (48,216,177 miles – 77,596,415 km), and at that distance Mars has an apparent magnitude of 1.70.

   
   
   

Click here to go to the Qué tal in the Current Skies web site for monthly observing information, or here to return to bobs-spaces.


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