Simultaneous Nadir Overpasses (SNOs) between AURA and NPP
TLE Epoch: 2016 10 1.  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)
 10/02/2016   02:51:36   (  79.38,  32.95) 10/02/2016   02:51:25  (  79.37,  32.85)    2.09                11
 10/02/2016   03:40:56   ( -79.65,-157.55) 10/02/2016   03:42:02  ( -79.64,-157.62)    1.52                66
 10/04/2016   18:18:42   ( -79.29, -19.44) 10/04/2016   18:17:39  ( -79.29, -19.35)    1.83                63
 10/04/2016   19:08:02   (  79.51, 149.73) 10/04/2016   19:08:17  (  79.51, 149.74)    0.37                15
 10/07/2016   10:35:10   ( -79.34,  96.77) 10/07/2016   10:34:34  ( -79.33,  96.74)    0.56                36
 10/07/2016   11:24:30   (  79.56, -94.08) 10/07/2016   11:25:12  (  79.55, -94.17)    1.98                42
 10/10/2016   02:51:36   ( -79.41,-146.84) 10/10/2016   02:51:27  ( -79.41,-146.89)    1.24                 9
 10/10/2016   03:40:56   (  79.63,  22.33) 10/10/2016   03:42:05  (  79.63,  22.20)    2.65                69
 10/12/2016   18:18:42   (  79.24, 160.24) 10/12/2016   18:17:43  (  79.23, 160.19)    0.99                59
 10/12/2016   19:08:02   ( -79.52, -30.24) 10/12/2016   19:08:20  ( -79.52, -30.25)    0.36                18
 10/15/2016   10:35:06   (  79.41, -82.74) 10/15/2016   10:34:34  (  79.41, -82.68)    1.45                32