Simultaneous Nadir Overpasses (SNOs) between AURA and NPP
TLE Epoch: 2019 3 4.  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)
 03/06/2019   11:25:13   (  79.63, -93.39) 03/06/2019   11:24:30  (  79.63, -93.37)    0.42                43
 03/06/2019   12:14:35   ( -79.82,  75.68) 03/06/2019   12:15:09  ( -79.82,  75.70)    0.47                34
 03/09/2019   03:41:42   (  79.62,  22.44) 03/09/2019   03:41:23  (  79.62,  22.30)    2.79                19
 03/09/2019   04:31:03   ( -79.85,-168.19) 03/09/2019   04:32:01  ( -79.84,-168.32)    2.57                58
 03/11/2019   19:08:48   ( -79.55, -29.85) 03/11/2019   19:07:34  ( -79.56, -29.75)    2.32                74
 03/11/2019   19:58:08   (  79.76, 139.34) 03/11/2019   19:58:12  (  79.76, 139.38)    0.87                 4
 03/14/2019   11:25:16   ( -79.61,  86.48) 03/14/2019   11:24:26  ( -79.61,  86.49)    0.18                50
 03/14/2019   12:14:37   (  79.78,-104.59) 03/14/2019   12:15:05  (  79.78,-104.67)    1.56                28
 03/17/2019   03:41:45   ( -79.63,-157.47) 03/17/2019   03:41:19  ( -79.63,-157.56)    1.75                26