Simultaneous Nadir Overpasses (SNOs) between AURA and NPP
TLE Epoch: 2020 3 19.  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)
 03/21/2020   19:58:08   ( -79.68, -41.36) 03/21/2020   19:58:02  ( -79.69, -41.26)    1.91                 6
 03/21/2020   20:47:29   (  79.86, 127.66) 03/21/2020   20:48:41  (  79.86, 127.64)    0.53                72
 03/24/2020   11:25:16   (  79.45, -94.79) 03/24/2020   11:24:20  (  79.44, -94.93)    3.10                56
 03/24/2020   12:14:36   ( -79.72,  74.76) 03/24/2020   12:14:57  ( -79.71,  74.71)    1.27                21
 03/27/2020   03:41:41   (  79.59,  22.07) 03/27/2020   03:41:11  (  79.59,  22.10)    0.49                30
 03/27/2020   04:31:02   ( -79.82,-168.60) 03/27/2020   04:31:49  ( -79.82,-168.48)    2.44                47
 03/29/2020   19:58:09   (  79.61, 138.12) 03/29/2020   19:58:06  (  79.61, 138.02)    1.94                 3
 03/29/2020   20:47:27   ( -79.94, -51.68) 03/29/2020   20:48:41  ( -79.93, -51.66)    1.48                74
 04/01/2020   11:25:14   ( -79.49,  85.51) 04/01/2020   11:24:20  ( -79.48,  85.45)    1.21                54