Simultaneous Nadir Overpasses (SNOs) between AURA and NPP
TLE Epoch: 2017 11 25.  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)
 11/27/2017   10:35:33   ( -79.47,  97.80) 11/27/2017   10:34:23  ( -79.47,  97.85)    1.12                70
 11/27/2017   11:24:54   (  79.65, -93.29) 11/27/2017   11:25:02  (  79.64, -93.40)    2.39                 8
 11/30/2017   02:51:59   ( -79.58,-145.58) 11/30/2017   02:51:14  ( -79.59,-145.46)    2.58                45
 11/30/2017   03:41:20   (  79.75,  23.35) 11/30/2017   03:41:53  (  79.75,  23.30)    1.06                33
 12/02/2017   19:08:27   ( -79.60, -29.53) 12/02/2017   19:08:08  ( -79.60, -29.60)    1.55                19
 12/02/2017   19:57:46   (  79.85, 139.96) 12/02/2017   19:58:44  (  79.85, 140.01)    1.05                58
 12/05/2017   10:35:32   (  79.42, -82.57) 12/05/2017   10:34:21  (  79.41, -82.65)    1.72                71
 12/05/2017   11:24:51   ( -79.73,  87.29) 12/05/2017   11:24:57  ( -79.73,  87.36)    1.47                 6
 12/08/2017   02:51:56   (  79.58,  34.44) 12/08/2017   02:51:10  (  79.58,  34.53)    1.77                46