Simultaneous Nadir Overpasses (SNOs) between AURA and NPP
TLE Epoch: 2019 11 30.  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)
 11/30/2019   19:08:32   (  79.46, 149.38) 11/30/2019   19:07:43  (  79.46, 149.36)    0.35                49
 11/30/2019   19:57:52   ( -79.73, -41.10) 11/30/2019   19:58:20  ( -79.73, -41.03)    1.49                28
 12/03/2019   11:25:00   (  79.52, -94.37) 12/03/2019   11:24:35  (  79.52, -94.42)    0.89                25
 12/03/2019   12:14:20   ( -79.78,  75.19) 12/03/2019   12:15:12  ( -79.78,  75.24)    1.17                52
 12/06/2019   03:41:27   (  79.60,  22.12) 12/06/2019   03:41:26  (  79.60,  22.08)    0.83                 1
 12/06/2019   04:29:17   ( -81.81,-135.57) 12/06/2019   04:30:31  ( -81.33,-135.54)   53.44                74
 12/08/2019   19:08:32   ( -79.50, -30.35) 12/08/2019   19:07:37  ( -79.51, -30.21)    3.09                55
 12/08/2019   19:57:53   (  79.68, 138.59) 12/08/2019   19:58:16  (  79.68, 138.57)    0.34                23
 12/11/2019   11:25:01   ( -79.51,  85.56) 12/11/2019   11:24:31  ( -79.50,  85.46)    2.10                30
 12/11/2019   12:14:19   (  79.79,-104.69) 12/11/2019   12:15:06  (  79.79,-104.65)    0.89                47
 12/14/2019   03:41:27   ( -79.62,-157.77) 12/14/2019   03:41:21  ( -79.62,-157.79)    0.38                 6