Simultaneous Nadir Overpasses (SNOs) between AURA and NPP
TLE Epoch: 2021 5 31.  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)
 06/02/2021   03:41:18   (  79.50,  21.43) 06/02/2021   03:41:10  (  79.51,  21.51)    1.50                 8
 06/02/2021   04:30:40   ( -79.69,-169.56) 06/02/2021   04:31:50  ( -79.69,-169.62)    1.50                70
 06/04/2021   19:08:27   ( -79.23, -32.10) 06/04/2021   19:07:31  ( -79.23, -32.22)    2.48                56
 06/04/2021   19:57:44   (  79.57, 137.81) 06/04/2021   19:58:05  (  79.57, 137.82)    0.29                21
 06/07/2021   11:24:49   ( -79.46,  85.25) 06/07/2021   11:24:21  ( -79.46,  85.39)    2.93                28
 06/07/2021   12:14:10   (  79.64,-105.84) 06/07/2021   12:15:00  (  79.63,-105.87)    0.68                50
 06/10/2021   02:53:38   (  74.47,  13.68) 06/10/2021   02:52:25  (  74.71,  12.10)   54.27                73
 06/10/2021   03:41:14   ( -79.52,-158.43) 06/10/2021   03:41:15  ( -79.53,-158.31)    2.45                 1
 06/12/2021   19:08:20   (  79.30, 148.32) 06/12/2021   19:07:33  (  79.30, 148.29)    0.69                47