Simultaneous Nadir Overpasses (SNOs) between AURA and NPP
TLE Epoch: 2020 3 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)
 03/21/2020   19:58:09   ( -79.67, -41.44) 03/21/2020   19:58:03  ( -79.68, -41.34)    1.98                 6
 03/21/2020   20:47:30   (  79.85, 127.58) 03/21/2020   20:48:42  (  79.85, 127.57)    0.42                72
 03/24/2020   11:25:16   (  79.44, -94.86) 03/24/2020   11:24:20  (  79.43, -95.00)    3.02                56
 03/24/2020   12:14:36   ( -79.70,  74.68) 03/24/2020   12:14:57  ( -79.70,  74.62)    1.15                21
 03/27/2020   03:41:41   (  79.58,  21.99) 03/27/2020   03:41:11  (  79.58,  22.02)    0.61                30
 03/27/2020   04:31:01   ( -79.84,-168.41) 03/27/2020   04:31:48  ( -79.84,-168.28)    2.57                47
 03/29/2020   19:58:08   (  79.64, 138.30) 03/29/2020   19:58:05  (  79.63, 138.22)    1.79                 3
 03/29/2020   20:47:26   ( -79.97, -51.50) 03/29/2020   20:48:40  ( -79.95, -51.45)    1.87                74
 04/01/2020   11:25:15   ( -79.48,  85.41) 04/01/2020   11:24:21  ( -79.47,  85.36)    1.03                54