Simultaneous Nadir Overpasses (SNOs) between AURA and NPP
TLE Epoch: 2016 10 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)
 10/04/2016   18:18:43   ( -79.25, -19.69) 10/04/2016   18:17:40  ( -79.25, -19.64)    1.19                63
 10/04/2016   19:08:02   (  79.51, 149.73) 10/04/2016   19:08:17  (  79.51, 149.71)    0.31                15
 10/07/2016   10:35:11   ( -79.30,  96.53) 10/07/2016   10:34:35  ( -79.29,  96.42)    2.42                36
 10/07/2016   11:24:28   (  79.64, -93.52) 10/07/2016   11:25:09  (  79.64, -93.40)    2.53                41
 10/10/2016   02:51:35   ( -79.46,-146.53) 10/10/2016   02:51:25  ( -79.46,-146.47)    1.38                10
 10/10/2016   03:40:55   (  79.68,  22.65) 10/10/2016   03:42:03  (  79.68,  22.65)    0.22                68
 10/12/2016   18:18:42   (  79.25, 160.32) 10/12/2016   18:17:42  (  79.24, 160.29)    0.81                60
 10/12/2016   19:08:02   ( -79.53, -30.15) 10/12/2016   19:08:19  ( -79.53, -30.16)    0.13                17
 10/15/2016   10:35:08   (  79.35, -83.13) 10/15/2016   10:34:35  (  79.34, -83.19)    1.47                33