Simultaneous Nadir Overpasses (SNOs) between AURA and NPP
TLE Epoch: 2019 3 17.  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)
 03/19/2019   19:58:21   ( -79.57, -42.22) 03/19/2019   19:58:14  ( -79.56, -42.37)    3.15                 7
 03/19/2019   20:47:39   (  79.86, 127.59) 03/19/2019   20:48:49  (  79.86, 127.64)    0.82                70
 03/22/2019   11:25:26   (  79.46, -94.74) 03/22/2019   11:24:24  (  79.46, -94.70)    0.87                62
 03/22/2019   12:14:46   ( -79.73,  74.82) 03/22/2019   12:15:01  ( -79.73,  74.94)    2.40                15
 03/25/2019   03:41:54   (  79.54,  21.72) 03/25/2019   03:41:15  (  79.54,  21.72)    0.28                39
 03/25/2019   04:31:15   ( -79.77,-168.96) 03/25/2019   04:31:53  ( -79.78,-168.87)    1.82                38
 03/27/2019   19:58:23   (  79.59, 137.90) 03/27/2019   19:58:07  (  79.59, 137.87)    0.61                16
 03/27/2019   20:47:44   ( -79.82, -52.76) 03/27/2019   20:48:45  ( -79.82, -52.69)    1.55                61
 03/30/2019   11:25:30   ( -79.49,  85.42) 03/30/2019   11:24:19  ( -79.49,  85.55)    2.69                71