Simultaneous Nadir Overpasses (SNOs) between AURA and NPP
TLE Epoch: 2016 7 3.  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)
 07/06/2016   02:51:56   ( -79.27,-147.84) 07/06/2016   02:51:49  ( -79.27,-147.87)    0.65                 7
 07/06/2016   03:41:14   (  79.57,  21.82) 07/06/2016   03:42:24  (  79.58,  21.92)    2.11                70
 07/08/2016   18:19:02   (  79.08, 159.20) 07/08/2016   18:18:03  (  79.08, 159.23)    0.79                59
 07/08/2016   19:08:22   ( -79.33, -31.59) 07/08/2016   19:08:41  ( -79.32, -31.72)    3.01                19
 07/11/2016   10:35:27   (  79.17, -84.37) 07/11/2016   10:34:54  (  79.16, -84.40)    0.92                33
 07/11/2016   11:24:46   ( -79.49,  85.40) 07/11/2016   11:25:30  ( -79.50,  85.49)    1.81                44
 07/14/2016   02:51:53   (  79.25,  32.04) 07/14/2016   02:51:46  (  79.24,  31.97)    1.80                 7
 07/14/2016   03:41:13   ( -79.54,-158.40) 07/14/2016   03:42:23  ( -79.54,-158.36)    1.06                70
 07/16/2016   18:18:59   ( -79.11, -20.59) 07/16/2016   18:18:00  ( -79.12, -20.49)    2.08                59