Simultaneous Nadir Overpasses (SNOs) between AURA and NPP
TLE Epoch: 2013 12 8.  Predictions up to the next  14.0 days:

     Date     Time(AURA)   AURA Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 12/10/2013   10:36:08   (  78.84, -86.27) (  78.83, -86.30)    0.63                 1
 12/10/2013   11:24:05   ( -81.54, 109.92) ( -81.14, 110.44)   44.76                74
 12/13/2013   02:03:24   ( -78.51,-139.83) ( -78.50,-139.94)    2.70                53
 12/13/2013   02:52:39   (  78.96,  30.30) (  78.97,  30.37)    1.53                24
 12/15/2013   18:19:56   ( -78.70, -22.96) ( -78.71, -22.88)    1.95                31
 12/15/2013   19:09:14   (  79.02, 146.53) (  79.02, 146.52)    0.30                47
 12/18/2013   10:36:32   ( -78.83,  93.58) ( -78.83,  93.70)    2.80                11
 12/18/2013   11:25:51   (  79.11, -97.13) (  79.11, -97.11)    0.52                67
 12/21/2013   02:03:54   (  78.45,  39.75) (  78.45,  39.77)    0.43                70