Simultaneous Nadir Overpasses (SNOs) between AURA and NPP
TLE Epoch: 2021 2 16.  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)
 02/18/2021   03:41:23   ( -79.60,-157.78) 02/18/2021   03:41:06  ( -79.60,-157.83)    1.02                17
 02/18/2021   04:30:42   (  79.85,  11.78) 02/18/2021   04:31:42  (  79.86,  11.87)    1.95                60
 02/20/2021   19:08:30   (  79.45, 149.41) 02/20/2021   19:07:20  (  79.45, 149.38)    0.72                70
 02/20/2021   19:57:50   ( -79.72, -41.04) 02/20/2021   19:57:57  ( -79.72, -40.96)    1.61                 7
 02/23/2021   11:24:55   (  79.60, -93.63) 02/23/2021   11:24:09  (  79.61, -93.51)    2.48                46
 02/23/2021   12:14:18   ( -79.76,  75.15) 02/23/2021   12:14:50  ( -79.75,  75.07)    1.76                32
 02/26/2021   03:41:25   (  79.60,  22.23) 02/26/2021   03:41:04  (  79.60,  22.22)    0.38                21
 02/26/2021   04:30:45   ( -79.87,-168.14) 02/26/2021   04:31:41  ( -79.87,-168.05)    1.76                56
 02/28/2021   19:08:33   ( -79.45, -30.57) 02/28/2021   19:07:19  ( -79.46, -30.56)    0.21                74