Simultaneous Nadir Overpasses (SNOs) between AURA and NPP
TLE Epoch: 2013 6 17.  Predictions up to the next  14.0 days:

     Date     Time(AURA)   AURA Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 06/20/2013   03:42:10   ( -79.22,-160.62) ( -79.21,-160.74)    2.70                50
 06/20/2013   04:31:28   (  79.52,   9.02) (  79.52,   9.04)    0.48                27
 06/22/2013   19:58:33   ( -79.36, -43.81) ( -79.37, -43.74)    1.59                23
 06/22/2013   20:47:53   (  79.58, 125.33) (  79.57, 125.26)    1.58                55
 06/25/2013   11:25:36   (  79.16, -96.83) (  79.16, -96.87)    1.11                72
 06/25/2013   12:14:56   ( -79.45,  72.67) ( -79.46,  72.74)    1.55                 5
 06/28/2013   03:41:59   (  79.28,  19.77) (  79.28,  19.81)    0.92                44
 06/28/2013   04:31:21   ( -79.49,-171.20) ( -79.48,-171.32)    2.80                34
 06/30/2013   19:58:23   (  79.34, 136.04) (  79.33, 135.98)    1.41                15