Simultaneous Nadir Overpasses (SNOs) between AURA and NPP
TLE Epoch: 2021 1 25.  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)
 01/25/2021   03:41:19   (  79.65,  22.56) 01/25/2021   03:41:04  (  79.66,  22.68)    2.50                15
 01/25/2021   04:30:42   ( -79.80,-168.67) 01/25/2021   04:31:45  ( -79.80,-168.71)    0.78                63
 01/27/2021   19:08:28   ( -79.44, -30.73) 01/27/2021   19:07:22  ( -79.43, -30.77)    0.98                66
 01/27/2021   19:57:46   (  79.73, 139.01) 01/27/2021   19:57:57  (  79.73, 139.09)    1.56                11
 01/30/2021   11:24:55   ( -79.51,  85.68) 01/30/2021   11:24:15  ( -79.51,  85.61)    1.64                40
 01/30/2021   12:14:14   (  79.76,-104.84) 01/30/2021   12:14:51  (  79.77,-104.79)    1.04                37
 02/02/2021   03:41:22   ( -79.58,-157.92) 02/02/2021   03:41:08  ( -79.58,-158.01)    1.87                14
 02/02/2021   04:30:41   (  79.83,  11.57) 02/02/2021   04:31:44  (  79.84,  11.61)    0.94                63
 02/04/2021   19:08:25   (  79.49, 149.65) 02/04/2021   19:07:19  (  79.50, 149.74)    1.83                66
 02/04/2021   19:57:47   ( -79.69, -41.29) 02/04/2021   19:57:59  ( -79.68, -41.36)    1.71                12
 02/07/2021   11:24:51   (  79.59, -93.75) 02/07/2021   11:24:11  (  79.60, -93.64)    2.46                40