Simultaneous Nadir Overpasses (SNOs) between AURA and NPP
TLE Epoch: 2016 10 6.  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)
 10/07/2016   10:35:10   ( -79.32,  96.65) 10/07/2016   10:34:34  ( -79.31,  96.57)    1.87                36
 10/07/2016   11:24:27   (  79.66, -93.37) 10/07/2016   11:25:08  (  79.66, -93.23)    2.77                41
 10/10/2016   02:51:35   ( -79.47,-146.42) 10/10/2016   02:51:25  ( -79.48,-146.32)    2.29                10
 10/10/2016   03:40:55   (  79.69,  22.79) 10/10/2016   03:42:03  (  79.70,  22.82)    0.63                68
 10/12/2016   18:18:42   (  79.26, 160.43) 10/12/2016   18:17:42  (  79.27, 160.45)    0.32                60
 10/12/2016   19:08:02   ( -79.54, -30.06) 10/12/2016   19:08:19  ( -79.55, -30.00)    1.27                17
 10/15/2016   10:35:07   (  79.36, -83.04) 10/15/2016   10:34:34  (  79.37, -83.03)    0.32                33
 10/15/2016   11:24:27   ( -79.64,  86.52) 10/15/2016   11:25:11  ( -79.65,  86.58)    1.38                44
 10/18/2016   02:51:32   (  79.49,  33.71) 10/18/2016   02:51:26  (  79.50,  33.77)    1.39                 6