Simultaneous Nadir Overpasses (SNOs) between AURA and NPP
TLE Epoch: 2013 4 25.  Predictions up to the next  14.0 days:

     Date     Time(AURA)   AURA Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 04/25/2013   04:31:46   ( -79.72,-169.45) ( -79.72,-169.38)    1.31                 4
 04/25/2013   05:20:48   (  80.52,   5.32) (  80.42,   5.52)   12.58                74
 04/27/2013   19:58:53   (  79.52, 137.41) (  79.51, 137.29)    2.51                53
 04/27/2013   20:48:14   ( -79.75, -53.31) ( -79.74, -53.42)    2.38                24
 04/30/2013   12:15:17   (  79.66,-105.76) (  79.66,-105.69)    1.49                26
 04/30/2013   13:04:39   ( -79.84,  63.29) ( -79.85,  63.38)    1.78                51
 05/03/2013   03:43:38   ( -76.25,-173.78) ( -76.49,-175.03)   42.20                74
 05/03/2013   04:31:44   (  79.70,  10.46) (  79.70,  10.48)    0.37                 2
 05/05/2013   19:58:49   ( -79.59, -42.08) ( -79.60, -42.01)    1.49                48
 05/05/2013   20:48:10   (  79.77, 126.87) (  79.77, 126.90)    0.59                30
 05/08/2013   12:15:14   ( -79.69,  74.50) ( -79.70,  74.66)    3.20                20