Simultaneous Nadir Overpasses (SNOs) between AURA and NPP
TLE Epoch: 2020 3 28.  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)
 03/29/2020   19:58:09   (  79.60, 137.97) 03/29/2020   19:58:06  (  79.59, 137.88)    2.03                 3
 03/29/2020   20:47:26   ( -79.96, -51.62) 03/29/2020   20:48:40  ( -79.94, -51.57)    2.38                74
 04/01/2020   11:25:16   ( -79.43,  85.05) 04/01/2020   11:24:22  ( -79.43,  85.00)    1.23                54
 04/01/2020   12:14:34   (  79.73,-105.20) 04/01/2020   12:14:57  (  79.73,-105.09)    2.26                23
 04/04/2020   03:41:43   ( -79.49,-158.69) 04/04/2020   03:41:16  ( -79.48,-158.82)    2.91                27
 04/04/2020   04:31:01   (  79.78,  11.07) 04/04/2020   04:31:51  (  79.78,  11.10)    0.62                50
 04/06/2020   19:58:06   ( -79.65, -41.65) 04/06/2020   19:58:05  ( -79.66, -41.54)    2.31                 1
 04/06/2020   20:44:56   (  81.29,-174.66) 04/06/2020   20:46:08  (  80.50,-176.29)   92.59                72
 04/09/2020   11:25:12   (  79.46, -94.75) 04/09/2020   11:24:21  (  79.45, -94.79)    0.83                51