Simultaneous Nadir Overpasses (SNOs) between AURA and NPP
TLE Epoch: 2021 2 13.  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   11:24:53   ( -79.59,  86.28) 02/15/2021   11:24:11  ( -79.60,  86.43)    3.19                42
 02/15/2021   12:14:14   (  79.78,-104.72) 02/15/2021   12:14:50  (  79.77,-104.74)    0.46                36
 02/18/2021   03:41:23   ( -79.60,-157.76) 02/18/2021   03:41:06  ( -79.60,-157.80)    0.99                17
 02/18/2021   04:30:42   (  79.86,  11.79) 02/18/2021   04:31:42  (  79.86,  11.88)    2.02                60
 02/20/2021   19:08:29   (  79.45, 149.42) 02/20/2021   19:07:19  (  79.45, 149.39)    0.61                70
 02/20/2021   19:57:49   ( -79.72, -41.01) 02/20/2021   19:57:56  ( -79.73, -40.93)    1.68                 7
 02/23/2021   11:24:55   (  79.61, -93.63) 02/23/2021   11:24:09  (  79.61, -93.50)    2.65                46
 02/23/2021   12:14:18   ( -79.76,  75.17) 02/23/2021   12:14:50  ( -79.76,  75.10)    1.62                32
 02/26/2021   03:41:25   (  79.60,  22.24) 02/26/2021   03:41:04  (  79.61,  22.23)    0.26                21