Simultaneous Nadir Overpasses (SNOs) between AURA and NPP
TLE Epoch: 2021 2 15.  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)
 02/15/2021   11:24:55   ( -79.51,  85.71) 02/15/2021   11:24:14  ( -79.50,  85.56)    3.19                41
 02/15/2021   12:14:14   (  79.77,-104.76) 02/15/2021   12:14:50  (  79.77,-104.78)    0.49                36
 02/18/2021   03:41:23   ( -79.60,-157.80) 02/18/2021   03:41:06  ( -79.60,-157.85)    1.12                17
 02/18/2021   04:30:42   (  79.85,  11.76) 02/18/2021   04:31:42  (  79.86,  11.85)    1.86                60
 02/20/2021   19:08:30   (  79.45, 149.40) 02/20/2021   19:07:20  (  79.45, 149.36)    1.00                70
 02/20/2021   19:57:50   ( -79.72, -41.04) 02/20/2021   19:57:57  ( -79.72, -40.98)    1.32                 7
 02/23/2021   11:24:56   (  79.57, -93.90) 02/23/2021   11:24:10  (  79.57, -93.81)    1.92                46
 02/23/2021   12:14:19   ( -79.72,  74.88) 02/23/2021   12:14:51  ( -79.72,  74.76)    2.30                32
 02/26/2021   03:41:25   (  79.60,  22.24) 02/26/2021   03:41:04  (  79.60,  22.18)    1.22                21
 02/26/2021   04:30:46   ( -79.83,-168.41) 02/26/2021   04:31:42  ( -79.84,-168.37)    0.89                56
 02/28/2021   19:08:41   ( -79.15, -32.57) 02/28/2021   19:07:27  ( -79.18, -32.69)    4.22                74