Simultaneous Nadir Overpasses (SNOs) between AURA and NPP
TLE Epoch: 2016 5 2.  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)
 05/03/2016   02:52:15   ( -79.27,-147.87) 05/03/2016   02:51:57  ( -79.27,-147.87)    0.23                18
 05/03/2016   03:41:34   (  79.50,  21.28) 05/03/2016   03:42:34  (  79.49,  21.18)    2.09                60
 05/05/2016   18:19:19   (  79.03, 158.88) 05/05/2016   18:18:13  (  79.03, 158.84)    0.85                66
 05/05/2016   19:08:38   ( -79.35, -31.45) 05/05/2016   19:08:49  ( -79.35, -31.44)    0.44                11
 05/08/2016   10:35:40   (  79.22, -84.06) 05/08/2016   10:35:03  (  79.22, -84.01)    0.93                37
 05/08/2016   11:25:00   ( -79.50,  85.43) 05/08/2016   11:25:40  ( -79.50,  85.52)    1.92                40
 05/11/2016   02:52:05   (  79.24,  31.97) 05/11/2016   02:51:58  (  79.23,  31.85)    2.64                 7
 05/11/2016   03:41:25   ( -79.52,-158.52) 05/11/2016   03:42:35  ( -79.52,-158.61)    1.74                70
 05/13/2016   18:19:07   ( -79.15, -20.35) 05/13/2016   18:18:11  ( -79.16, -20.25)    2.48                56
 05/13/2016   19:08:26   (  79.41, 148.95) 05/13/2016   19:08:48  (  79.41, 149.01)    1.31                22
 05/16/2016   10:35:29   ( -79.23,  96.05) 05/16/2016   10:35:03  ( -79.23,  96.09)    0.96                26