Simultaneous Nadir Overpasses (SNOs) between AURA and NPP
TLE Epoch: 2017 11 22.  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)
 11/24/2017   19:08:28   (  79.55, 150.10) 11/24/2017   19:08:11  (  79.54, 149.97)    2.93                17
 11/24/2017   19:57:48   ( -79.82, -40.27) 11/24/2017   19:58:48  ( -79.82, -40.30)    0.60                60
 11/27/2017   10:35:34   ( -79.45,  97.62) 11/27/2017   10:34:24  ( -79.45,  97.67)    1.28                70
 11/27/2017   11:24:54   (  79.66, -93.22) 11/27/2017   11:25:02  (  79.65, -93.33)    2.24                 8
 11/30/2017   02:51:59   ( -79.59,-145.50) 11/30/2017   02:51:14  ( -79.60,-145.36)    2.97                45
 11/30/2017   03:41:20   (  79.76,  23.42) 11/30/2017   03:41:53  (  79.76,  23.39)    0.70                33
 12/02/2017   19:08:26   ( -79.61, -29.46) 12/02/2017   19:08:07  ( -79.61, -29.50)    0.86                19
 12/02/2017   19:57:45   (  79.86, 140.02) 12/02/2017   19:58:43  (  79.86, 140.10)    1.73                58
 12/05/2017   10:35:32   (  79.42, -82.52) 12/05/2017   10:34:21  (  79.42, -82.56)    0.69                71