Simultaneous Nadir Overpasses (SNOs) between AURA and NPP
TLE Epoch: 2019 11 27.  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)
 11/28/2019   02:52:04   (  79.40,  33.07) 11/28/2019   02:50:51  (  79.40,  33.11)    0.77                73
 11/28/2019   03:41:24   ( -79.67,-157.41) 11/28/2019   03:41:28  ( -79.67,-157.30)    2.37                 4
 11/30/2019   19:08:32   (  79.46, 149.35) 11/30/2019   19:07:43  (  79.46, 149.34)    0.11                49
 11/30/2019   19:57:52   ( -79.73, -41.10) 11/30/2019   19:58:20  ( -79.73, -41.03)    1.70                28
 12/03/2019   11:24:59   (  79.55, -94.15) 12/03/2019   11:24:34  (  79.55, -94.16)    0.26                25
 12/03/2019   12:14:19   ( -79.81,  75.45) 12/03/2019   12:15:11  ( -79.82,  75.53)    1.70                52
 12/06/2019   03:41:26   (  79.63,  22.33) 12/06/2019   03:41:25  (  79.63,  22.35)    0.22                 1
 12/06/2019   04:29:10   ( -81.83,-132.64) 12/06/2019   04:30:23  ( -81.31,-132.39)   58.01                73
 12/08/2019   19:08:34   ( -79.42, -30.92) 12/08/2019   19:07:40  ( -79.42, -31.00)    1.72                54