Simultaneous Nadir Overpasses (SNOs) between AURA and NPP
TLE Epoch: 2013 2 15.  Predictions up to the next  14.0 days:

     Date     Time(AURA)   AURA Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 02/17/2013   13:04:31   (  79.81,-116.89) (  79.82,-116.87)    0.45                 6
 02/17/2013   13:53:53   ( -79.99,  52.17) ( -79.99,  52.10)    1.59                72
 02/20/2013   04:31:39   ( -79.72,-169.36) ( -79.73,-169.24)    2.61                57
 02/20/2013   05:21:01   (  79.87,  -0.60) (  79.86,  -0.70)    2.14                21
 02/22/2013   20:48:07   ( -79.80, -52.88) ( -79.81, -52.76)    2.63                30
 02/22/2013   21:37:29   (  79.94, 115.87) (  79.93, 115.78)    1.98                48
 02/25/2013   13:04:37   ( -79.83,  63.22) ( -79.83,  63.17)    1.13                 2
 02/25/2013   13:53:01   (  81.50,-108.05) (  81.18,-107.31)   37.31                73
 02/28/2013   04:31:44   (  79.69,  10.39) (  79.69,  10.39)    0.23                52