Simultaneous Nadir Overpasses (SNOs) between AURA and NPP
TLE Epoch: 2014 8 23.  Predictions up to the next  14.0 days:

     Date     Time(AURA) AURA Lat/Lon Date Time(NPP) NPP Lat/Lon    Distance(km)  Time Diff(sec)
 08/25/2014   21:57:16   (  74.82,  88.64) 08/25/2014   21:56:10  (  74.83,  88.69)    1.47                66
 08/25/2014   22:46:27   ( -75.67,-101.42) 08/25/2014   22:46:38  ( -75.66,-101.50)    2.29                11
 08/28/2014   14:13:33   (  75.31,-154.19) 08/28/2014   14:13:00  (  75.31,-154.13)    1.89                33
 08/28/2014   15:02:45   ( -76.09,  15.74) 08/28/2014   15:03:29  ( -76.08,  15.69)    1.60                44
 08/31/2014   05:43:03   ( -67.32, 140.36) 08/31/2014   05:41:49  ( -67.48, 139.55)   38.46                74
 08/31/2014   06:29:55   (  75.51, -37.72) 08/31/2014   06:29:56  (  75.51, -37.77)    1.44                 1
 08/31/2014   07:16:47   ( -81.42, 168.57) 08/31/2014   07:18:01  ( -80.99, 169.27)   48.93                74
 09/02/2014   21:57:10   ( -74.75, -91.53) 09/02/2014   21:56:27  ( -74.74, -91.57)    1.55                43
 09/02/2014   22:46:13   (  75.85,  79.14) 09/02/2014   22:46:48  (  75.84,  79.06)    2.59                35
 09/05/2014   14:13:24   ( -75.32,  25.86) 09/05/2014   14:13:15  ( -75.31,  25.85)    0.62                 9