Simultaneous Nadir Overpasses (SNOs) between AURA and NPP
TLE Epoch: 2021 1 1.  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)
 01/03/2021   19:08:28   (  79.47, 149.46) 01/03/2021   19:07:18  (  79.48, 149.58)    2.51                70
 01/03/2021   19:57:51   ( -79.63, -41.78) 01/03/2021   19:57:59  ( -79.63, -41.84)    1.37                 8
 01/06/2021   11:24:55   (  79.52, -94.28) 01/06/2021   11:24:12  (  79.53, -94.22)    1.42                43
 01/06/2021   12:14:17   ( -79.72,  74.78) 01/06/2021   12:14:52  ( -79.71,  74.67)    2.37                35
 01/09/2021   03:41:21   (  79.61,  22.21) 01/09/2021   03:41:05  (  79.61,  22.26)    1.00                16
 01/09/2021   04:30:44   ( -79.77,-168.97) 01/09/2021   04:31:46  ( -79.76,-169.10)    2.69                62
 01/11/2021   19:08:28   ( -79.40, -30.99) 01/11/2021   19:07:22  ( -79.40, -31.07)    1.79                66
 01/11/2021   19:57:46   (  79.69, 138.68) 01/11/2021   19:57:57  (  79.69, 138.73)    1.25                11
 01/14/2021   11:24:53   ( -79.52,  85.69) 01/14/2021   11:24:14  ( -79.51,  85.65)    0.89                39