Simultaneous Nadir Overpasses (SNOs) between AURA and NPP
TLE Epoch: 2016 10 11.  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)
 10/12/2016   18:18:40   (  79.33, 160.84) 10/12/2016   18:17:40  (  79.33, 160.92)    1.74                60
 10/12/2016   19:08:00   ( -79.60, -29.67) 10/12/2016   19:08:17  ( -79.60, -29.56)    2.21                17
 10/15/2016   10:35:08   (  79.34, -83.16) 10/15/2016   10:34:36  (  79.34, -83.26)    2.27                32
 10/15/2016   11:24:28   ( -79.62,  86.36) 10/15/2016   11:25:13  ( -79.61,  86.28)    1.66                45
 10/18/2016   02:51:30   (  79.54,  34.09) 10/18/2016   02:51:25  (  79.55,  34.19)    2.23                 5
 10/18/2016   03:40:51   ( -79.77,-156.59) 10/18/2016   03:42:03  ( -79.78,-156.45)    3.02                72
 10/20/2016   18:18:40   ( -79.25, -19.66) 10/20/2016   18:17:46  ( -79.24, -19.77)    2.34                54
 10/20/2016   19:07:56   (  79.62, 150.50) 10/20/2016   19:08:19  (  79.63, 150.61)    2.53                23
 10/23/2016   10:35:03   ( -79.43,  97.44) 10/23/2016   10:34:37  ( -79.43,  97.45)    0.15                26