Simultaneous Nadir Overpasses (SNOs) between AURA and NPP
TLE Epoch: 2019 2 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)
 02/07/2019   19:08:34   ( -79.59, -29.55) 02/07/2019   19:07:50  ( -79.60, -29.43)    2.45                44
 02/07/2019   19:57:53   (  79.81, 139.68) 02/07/2019   19:58:27  (  79.81, 139.73)    1.06                34
 02/10/2019   11:25:01   ( -79.64,  86.69) 02/10/2019   11:24:42  ( -79.64,  86.64)    1.32                19
 02/10/2019   12:14:22   (  79.82,-104.36) 02/10/2019   12:15:21  (  79.81,-104.48)    2.37                59
 02/13/2019   02:52:06   (  79.53,  34.10) 02/13/2019   02:50:54  (  79.53,  34.18)    1.83                72
 02/13/2019   03:41:27   ( -79.76,-156.54) 02/13/2019   03:41:32  ( -79.76,-156.45)    1.73                 5
 02/15/2019   19:08:34   (  79.57, 150.28) 02/15/2019   19:07:47  (  79.56, 150.23)    1.12                47
 02/15/2019   19:57:56   ( -79.77, -40.61) 02/15/2019   19:58:26  ( -79.76, -40.67)    1.34                30
 02/18/2019   11:25:00   (  79.68, -93.02) 02/18/2019   11:24:37  (  79.69, -92.90)    2.70                23