Simultaneous Nadir Overpasses (SNOs) between AURA and NPP
TLE Epoch: 2021 7 26.  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)
 07/28/2021   02:51:56   (  79.26,  32.22) 07/28/2021   02:51:15  (  79.25,  32.09)    2.91                41
 07/28/2021   03:41:16   ( -79.54,-158.28) 07/28/2021   03:41:52  ( -79.53,-158.37)    1.87                36
 07/30/2021   19:08:20   (  79.45, 149.35) 07/30/2021   19:08:06  (  79.46, 149.45)    2.05                14
 07/30/2021   19:57:41   ( -79.69, -41.35) 07/30/2021   19:58:44  ( -79.69, -41.20)    2.98                63
 08/02/2021   10:35:28   ( -79.26,  96.32) 08/02/2021   10:34:24  ( -79.27,  96.44)    2.62                64
 08/02/2021   11:24:47   (  79.52, -94.32) 08/02/2021   11:25:01  (  79.52, -94.26)    1.23                14
 08/05/2021   02:51:54   ( -79.36,-147.12) 08/05/2021   02:51:18  ( -79.37,-147.02)    2.27                36
 08/05/2021   03:41:13   (  79.61,  22.26) 08/05/2021   03:41:55  (  79.61,  22.31)    1.07                42
 08/07/2021   19:08:19   ( -79.46, -30.58) 08/07/2021   19:08:11  ( -79.47, -30.46)    2.58                 8