Simultaneous Nadir Overpasses (SNOs) between AURA and NPP
TLE Epoch: 2019 10 21.  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)
 10/21/2019   19:08:15   ( -79.52, -30.21) 10/21/2019   19:08:00  ( -79.52, -30.26)    1.32                15
 10/21/2019   19:57:36   (  79.70, 138.73) 10/21/2019   19:58:39  (  79.70, 138.58)    3.10                63
 10/24/2019   10:35:22   (  79.32, -83.31) 10/24/2019   10:34:15  (  79.31, -83.41)    2.16                67
 10/24/2019   11:24:42   ( -79.60,  86.23) 10/24/2019   11:24:52  ( -79.59,  86.16)    1.54                10
 10/27/2019   02:51:48   (  79.40,  33.06) 10/27/2019   02:51:06  (  79.39,  32.97)    1.83                42
 10/27/2019   03:41:08   ( -79.67,-157.37) 10/27/2019   03:41:43  ( -79.67,-157.42)    1.25                35
 10/29/2019   19:08:14   (  79.50, 149.67) 10/29/2019   19:07:57  (  79.50, 149.62)    1.04                17
 10/29/2019   19:57:34   ( -79.78, -40.71) 10/29/2019   19:58:34  ( -79.77, -40.73)    0.54                60
 11/01/2019   10:35:20   ( -79.39,  97.14) 11/01/2019   10:34:10  ( -79.40,  97.22)    1.77                70
 11/01/2019   11:24:40   (  79.60, -93.74) 11/01/2019   11:24:48  (  79.61, -93.73)    0.38                 8