Simultaneous Nadir Overpasses (SNOs) between AURA and NPP
TLE Epoch: 2016 10 27.  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)
 10/28/2016   18:18:48   (  79.22, 160.14) 10/28/2016   18:17:46  (  79.21, 160.02)    2.52                62
 10/28/2016   19:08:07   ( -79.53, -30.11) 10/28/2016   19:08:22  ( -79.53, -30.15)    0.82                15
 10/31/2016   10:35:15   (  79.30, -83.42) 10/31/2016   10:34:39  (  79.30, -83.56)    2.94                36
 10/31/2016   11:24:34   ( -79.62,  86.38) 10/31/2016   11:25:15  ( -79.62,  86.33)    1.05                41
 11/03/2016   02:51:40   (  79.46,  33.47) 11/03/2016   02:51:30  (  79.45,  33.38)    2.00                10
 11/03/2016   03:41:00   ( -79.73,-156.93) 11/03/2016   03:42:07  ( -79.73,-156.92)    0.13                67
 11/05/2016   18:18:48   ( -79.23, -19.79) 11/05/2016   18:17:47  ( -79.22, -19.93)    2.93                61
 11/05/2016   19:08:04   (  79.60, 150.33) 11/05/2016   19:08:20  (  79.59, 150.35)    0.40                16
 11/08/2016   10:35:12   ( -79.40,  97.22) 11/08/2016   10:34:37  ( -79.41,  97.26)    0.81                35