Simultaneous Nadir Overpasses (SNOs) between AURA and NPP
TLE Epoch: 2016 3 1.  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)
 03/02/2016   18:20:05   (  77.71, 152.37) 03/02/2016   18:18:51  (  77.84, 151.91)   17.61                74
 03/02/2016   19:08:49   ( -79.51, -30.18) 03/02/2016   19:08:52  ( -79.50, -30.24)    1.25                 3
 03/05/2016   10:35:52   (  79.39, -82.77) 03/05/2016   10:35:03  (  79.39, -82.71)    1.40                49
 03/05/2016   11:25:14   ( -79.58,  86.24) 03/05/2016   11:25:43  ( -79.58,  86.13)    2.33                29
 03/08/2016   02:52:16   (  79.49,  33.82) 03/08/2016   02:51:53  (  79.49,  33.89)    1.41                23
 03/08/2016   03:41:39   ( -79.65,-157.40) 03/08/2016   03:42:34  ( -79.64,-157.50)    2.08                55
 03/10/2016   18:19:22   ( -79.29, -19.27) 03/10/2016   18:18:08  ( -79.29, -19.25)    0.51                74
 03/10/2016   19:08:40   (  79.58, 150.36) 03/10/2016   19:08:43  (  79.59, 150.48)    2.75                 3
 03/13/2016   10:35:47   ( -79.30,  96.68) 03/13/2016   10:35:00  ( -79.29,  96.54)    3.14                47